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Protein

Bifunctional purine biosynthesis protein PURH

Gene

ATIC

Organism
Homo sapiens (Human)
Status
Reviewed-Annotation score:

Annotation score:5 out of 5

<p>The annotation score provides a heuristic measure of the annotation content of a UniProtKB entry or proteome. This score <strong>cannot</strong> be used as a measure of the accuracy of the annotation as we cannot define the ‘correct annotation’ for any given protein.<p><a href='/help/annotation_score' target='_top'>More...</a></p>
-Experimental evidence at protein leveli <p>This indicates the type of evidence that supports the existence of the protein. Note that the ‘protein existence’ evidence does not give information on the accuracy or correctness of the sequence(s) displayed.<p><a href='/help/protein_existence' target='_top'>More...</a></p>

<p>This section provides any useful information about the protein, mostly biological knowledge.<p><a href='/help/function_section' target='_top'>More...</a></p>Functioni

Bifunctional enzyme that catalyzes 2 steps in purine biosynthesis.1 Publication
Promotes insulin receptor/INSR autophosphorylation and is involved in INSR internalization (PubMed:25687571).1 Publication

<p>This subsection of the <a href="http://www.uniprot.org/help/function_section">Function</a> section describes the catalytic activity of an enzyme, i.e. a chemical reaction that the enzyme catalyzes.<p><a href='/help/catalytic_activity' target='_top'>More...</a></p>Catalytic activityi

<p>This subsection of the <a href="http://www.uniprot.org/help/function_section">'Function'</a> section describes the metabolic pathway(s) associated with a protein.<p><a href='/help/pathway' target='_top'>More...</a></p>Pathwayi: IMP biosynthesis via de novo pathway

This protein is involved in step 1 of the subpathway that synthesizes 5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide from 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide (10-formyl THF route).
Proteins known to be involved in this subpathway in this organism are:
  1. Bifunctional purine biosynthesis protein PURH (ATIC)
This subpathway is part of the pathway IMP biosynthesis via de novo pathway, which is itself part of Purine metabolism.
View all proteins of this organism that are known to be involved in the subpathway that synthesizes 5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide from 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide (10-formyl THF route), the pathway IMP biosynthesis via de novo pathway and in Purine metabolism.

Pathwayi: IMP biosynthesis via de novo pathway

This protein is involved in step 1 of the subpathway that synthesizes IMP from 5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide.
Proteins known to be involved in this subpathway in this organism are:
  1. Bifunctional purine biosynthesis protein PURH (ATIC)
This subpathway is part of the pathway IMP biosynthesis via de novo pathway, which is itself part of Purine metabolism.
View all proteins of this organism that are known to be involved in the subpathway that synthesizes IMP from 5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide, the pathway IMP biosynthesis via de novo pathway and in Purine metabolism.

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Function’ section is used for enzymes and indicates the residues directly involved in catalysis.<p><a href='/help/act_site' target='_top'>More...</a></p>Active sitei137Proton acceptorSequence analysis1
<p>This subsection describes interesting single amino acid sites on the sequence that are not defined in any other subsection. This subsection can be displayed in different sections (‘Function’, ‘PTM / Processing’, ‘Pathology and Biotech’) according to its content.<p><a href='/help/site' target='_top'>More...</a></p>Sitei266Transition state stabilizerSequence analysis1
Active sitei267Proton acceptorCurated1
<p>This subsection of the ‘Function’ section describes the interaction between a single amino acid and another chemical entity. Priority is given to the annotation of physiological ligands.<p><a href='/help/binding' target='_top'>More...</a></p>Binding sitei316AICAR; via carbonyl oxygen1 Publication1
Binding sitei339AICAR1 Publication1
Binding sitei431AICAR; shared with dimeric partner1 Publication1
Binding sitei451AICAR; shared with dimeric partner1 Publication1
Binding sitei541AICAR; via carbonyl oxygen; shared with dimeric partner1 Publication1
Binding sitei588AICAR; shared with dimeric partner1 Publication1

Regions

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Function’ section describes a region in the protein which binds nucleotide phosphates. It always involves more than one amino acid and includes all residues involved in nucleotide-binding.<p><a href='/help/np_bind' target='_top'>More...</a></p>Nucleotide bindingi12 – 14IMP3
Nucleotide bindingi34 – 37IMP4
Nucleotide bindingi64 – 67IMP4
Nucleotide bindingi101 – 104IMP4
Nucleotide bindingi125 – 127IMP3

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:<p><a href='/help/gene_ontology' target='_top'>More...</a></p>GO - Molecular functioni

GO - Biological processi

<p>UniProtKB Keywords constitute a <a href="http://www.uniprot.org/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywordsi

Molecular functionHydrolase, Multifunctional enzyme, Transferase
Biological processPurine biosynthesis

Enzyme and pathway databases

BioCyc Collection of Pathway/Genome Databases

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BioCyci
MetaCyc:HS06490-MONOMER

BRENDA Comprehensive Enzyme Information System

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BRENDAi
2.1.2.3 2681
3.5.4.10 2681

Reactome - a knowledgebase of biological pathways and processes

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Reactomei
R-HSA-73817 Purine ribonucleoside monophosphate biosynthesis

SABIO-RK: Biochemical Reaction Kinetics Database

More...
SABIO-RKi
P31939

UniPathway: a resource for the exploration and annotation of metabolic pathways

More...
UniPathwayi
UPA00074;UER00133

UPA00074;UER00135

<p>This section provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.<p><a href='/help/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyi

<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section provides an exhaustive list of all names of the protein, from commonly used to obsolete, to allow unambiguous identification of a protein.<p><a href='/help/protein_names' target='_top'>More...</a></p>Protein namesi
Recommended name:
Bifunctional purine biosynthesis protein PURH
Cleaved into the following chain:
Including the following 2 domains:
Phosphoribosylaminoimidazolecarboxamide formyltransferase (EC:2.1.2.3)
Alternative name(s):
5-aminoimidazole-4-carboxamide ribonucleotide formyltransferase
AICAR transformylase
IMP cyclohydrolase (EC:3.5.4.10)
Alternative name(s):
ATIC
IMP synthase
Inosinicase
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section indicates the name(s) of the gene(s) that code for the protein sequence(s) described in the entry. Four distinct tokens exist: ‘Name’, ‘Synonyms’, ‘Ordered locus names’ and ‘ORF names’.<p><a href='/help/gene_name' target='_top'>More...</a></p>Gene namesi
Name:ATIC
Synonyms:PURH
ORF Names:OK/SW-cl.86
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section provides information on the name(s) of the organism that is the source of the protein sequence.<p><a href='/help/organism-name' target='_top'>More...</a></p>OrganismiHomo sapiens (Human)
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section shows the unique identifier assigned by the NCBI to the source organism of the protein. This is known as the ‘taxonomic identifier’ or ‘taxid’.<p><a href='/help/taxonomic_identifier' target='_top'>More...</a></p>Taxonomic identifieri9606 [NCBI]
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section contains the taxonomic hierarchical classification lineage of the source organism. It lists the nodes as they appear top-down in the taxonomic tree, with the more general grouping listed first.<p><a href='/help/taxonomic_lineage' target='_top'>More...</a></p>Taxonomic lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresPrimatesHaplorrhiniCatarrhiniHominidaeHomo
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section is present for entries that are part of a <a href="http://www.uniprot.org/proteomes">proteome</a>, i.e. of a set of proteins thought to be expressed by organisms whose genomes have been completely sequenced.<p><a href='/help/proteomes_manual' target='_top'>More...</a></p>Proteomesi
  • UP000005640 <p>A UniProt <a href="http://www.uniprot.org/manual/proteomes_manual">proteome</a> can consist of several components. <br></br>The component name refers to the genomic component encoding a set of proteins.<p><a href='/help/proteome_component' target='_top'>More...</a></p> Componenti: Chromosome 2

Organism-specific databases

Eukaryotic Pathogen Database Resources

More...
EuPathDBi
HostDB:ENSG00000138363.14

Human Gene Nomenclature Database

More...
HGNCi
HGNC:794 ATIC

Online Mendelian Inheritance in Man (OMIM)

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MIMi
601731 gene

neXtProt; the human protein knowledge platform

More...
neXtProti
NX_P31939

<p>This section provides information on the location and the topology of the mature protein in the cell.<p><a href='/help/subcellular_location_section' target='_top'>More...</a></p>Subcellular locationi

Extracellular region or secreted Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionGraphics by Christian Stolte; Source: COMPARTMENTS

<p>This section provides information on the disease(s) and phenotype(s) associated with a protein.<p><a href='/help/pathology_and_biotech_section' target='_top'>More...</a></p>Pathology & Biotechi

<p>This subsection of the ‘Pathology and Biotech’ section provides information on the disease(s) associated with genetic variations in a given protein. The information is extracted from the scientific literature and diseases that are also described in the <a href="http://www.ncbi.nlm.nih.gov/sites/entrez?db=omim">OMIM</a> database are represented with a <a href="http://www.uniprot.org/diseases">controlled vocabulary</a> in the following way:<p><a href='/help/involvement_in_disease' target='_top'>More...</a></p>Involvement in diseasei

AICAR transformylase/IMP cyclohydrolase deficiency (AICAR)1 Publication
The disease is caused by mutations affecting the gene represented in this entry.
Disease descriptionA neurologically devastating inborn error of purine biosynthesis. Patients excrete massive amounts of AICA-riboside in the urine and accumulate AICA-ribotide and its derivatives in erythrocytes and fibroblasts. AICAR causes profound mental retardation, epilepsy, dysmorphic features and congenital blindness.
See also OMIM:608688
Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Sequence’ section describes natural variant(s) of the protein sequence.<p><a href='/help/variant' target='_top'>More...</a></p>Natural variantiVAR_019307426K → R in AICAR; loss of transformylase activity. 1 PublicationCorresponds to variant dbSNP:rs121434478EnsemblClinVar.1

Keywords - Diseasei

Disease mutation, Epilepsy

Organism-specific databases

DisGeNET

More...
DisGeNETi
471

MalaCards human disease database

More...
MalaCardsi
ATIC
MIMi608688 phenotype

Open Targets

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OpenTargetsi
ENSG00000138363

Orphanet; a database dedicated to information on rare diseases and orphan drugs

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Orphaneti
250977 AICA-ribosiduria

The Pharmacogenetics and Pharmacogenomics Knowledge Base

More...
PharmGKBi
PA25094

Chemistry databases

ChEMBL database of bioactive drug-like small molecules

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ChEMBLi
CHEMBL2518

Drug and drug target database

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DrugBanki
DB03442 2-[5-Hydroxy-3-Methyl-1-(2-Methyl-4-Sulfo-Phenyl)-1h-Pyrazol-4-Ylazo]-4-Sulfo-Benzoic Acid
DB02309 5--Monophosphate-9-Beta-D-Ribofuranosyl Xanthine
DB01700 Aicar
DB01972 Guanosine-5'-Monophosphate
DB00563 Methotrexate
DB00642 Pemetrexed
DB00116 Tetrahydrofolic acid

Polymorphism and mutation databases

BioMuta curated single-nucleotide variation and disease association database

More...
BioMutai
ATIC

Domain mapping of disease mutations (DMDM)

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DMDMi
23831360

<p>This section describes post-translational modifications (PTMs) and/or processing events.<p><a href='/help/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘PTM / Processing’ section describes the extent of a polypeptide chain in the mature protein following processing.<p><a href='/help/chain' target='_top'>More...</a></p>ChainiPRO_00001921561 – 592Bifunctional purine biosynthesis protein PURHAdd BLAST592
<p>This subsection of the <a href="http://www.uniprot.org/help/ptm_processing_section">PTM / Processing</a> section indicates that the initiator methionine is cleaved from the mature protein.<p><a href='/help/init_met' target='_top'>More...</a></p>Initiator methionineiRemoved; alternateCombined sources
ChainiPRO_00004343762 – 592Bifunctional purine biosynthesis protein PURH, N-terminally processedAdd BLAST591

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘PTM / Processing’ section specifies the position and type of each modified residue excluding <a href="http://www.uniprot.org/manual/lipid">lipids</a>, <a href="http://www.uniprot.org/manual/carbohyd">glycans</a> and <a href="http://www.uniprot.org/manual/crosslnk">protein cross-links</a>.<p><a href='/help/mod_res' target='_top'>More...</a></p>Modified residuei1N-acetylmethionineCombined sources1
Modified residuei199N6-acetyllysineCombined sources1

Keywords - PTMi

Acetylation

Proteomic databases

Encyclopedia of Proteome Dynamics

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EPDi
P31939

PaxDb, a database of protein abundance averages across all three domains of life

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PaxDbi
P31939

PeptideAtlas

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PeptideAtlasi
P31939

PRoteomics IDEntifications database

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PRIDEi
P31939

ProteomicsDB human proteome resource

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ProteomicsDBi
54805

2D gel databases

REPRODUCTION-2DPAGE

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REPRODUCTION-2DPAGEi
IPI00289499

University College Dublin 2-DE Proteome Database

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UCD-2DPAGEi
P31939

PTM databases

iPTMnet integrated resource for PTMs in systems biology context

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iPTMneti
P31939

Comprehensive resource for the study of protein post-translational modifications (PTMs) in human, mouse and rat.

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PhosphoSitePlusi
P31939

SwissPalm database of S-palmitoylation events

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SwissPalmi
P31939

<p>This section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms.<p><a href='/help/expression_section' target='_top'>More...</a></p>Expressioni

Gene expression databases

Bgee dataBase for Gene Expression Evolution

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Bgeei
ENSG00000138363 Expressed in 229 organ(s), highest expression level in adrenal gland

CleanEx database of gene expression profiles

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CleanExi
HS_ATIC

ExpressionAtlas, Differential and Baseline Expression

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ExpressionAtlasi
P31939 baseline and differential

Genevisible search portal to normalized and curated expression data from Genevestigator

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Genevisiblei
P31939 HS

Organism-specific databases

Human Protein Atlas

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HPAi
CAB013462
HPA021012

<p>This section provides information on the quaternary structure of a protein and on interaction(s) with other proteins or protein complexes.<p><a href='/help/interaction_section' target='_top'>More...</a></p>Interactioni

<p>This subsection of the <a href="http://www.uniprot.org/help/interaction_section">'Interaction'</a> section provides information about the protein quaternary structure and interaction(s) with other proteins or protein complexes (with the exception of physiological receptor-ligand interactions which are annotated in the <a href="http://www.uniprot.org/help/function_section">'Function'</a> section).<p><a href='/help/subunit_structure' target='_top'>More...</a></p>Subunit structurei

Homodimer (PubMed:14756553, PubMed:14966129). Associates with internalized INSR complexes on Golgi/endosomal membranes. Interacts with INSR; ATIC together with PRKAA2/AMPK2 and HACD3/PTPLAD1 is proposed to be part of a signaling network regulating INSR autophosphorylation and endocytosis (PubMed:25687571).3 Publications

GO - Molecular functioni

Protein-protein interaction databases

The Biological General Repository for Interaction Datasets (BioGrid)

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BioGridi
106961, 73 interactors

Protein interaction database and analysis system

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IntActi
P31939, 9 interactors

STRING: functional protein association networks

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STRINGi
9606.ENSP00000236959

Chemistry databases

BindingDB database of measured binding affinities

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BindingDBi
P31939

<p>This section provides information on the tertiary and secondary structure of a protein.<p><a href='/help/structure_section' target='_top'>More...</a></p>Structurei

Secondary structure

1592
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details

3D structure databases

Protein Model Portal of the PSI-Nature Structural Biology Knowledgebase

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ProteinModelPortali
P31939

SWISS-MODEL Repository - a database of annotated 3D protein structure models

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SMRi
P31939

Database of comparative protein structure models

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ModBasei
Search...

MobiDB: a database of protein disorder and mobility annotations

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MobiDBi
Search...

Miscellaneous databases

Relative evolutionary importance of amino acids within a protein sequence

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EvolutionaryTracei
P31939

<p>This section provides information on sequence similarities with other proteins and the domain(s) present in a protein.<p><a href='/help/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsi

Domains and Repeats

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the <a href="http://www.uniprot.org/help/family_and_domains_section">Family and Domains</a> section describes the position and type of a domain, which is defined as a specific combination of secondary structures organized into a characteristic three-dimensional structure or fold.<p><a href='/help/domain' target='_top'>More...</a></p>Domaini1 – 146MGS-likePROSITE-ProRule annotationAdd BLAST146

Region

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Family and Domains’ section describes a region of interest that cannot be described in other subsections.<p><a href='/help/region' target='_top'>More...</a></p>Regioni207 – 208AICAR binding2

<p>This subsection of the ‘Family and domains’ section provides general information on the biological role of a domain. The term ‘domain’ is intended here in its wide acceptation, it may be a structural domain, a transmembrane region or a functional domain. Several domains are described in this subsection.<p><a href='/help/domain_cc' target='_top'>More...</a></p>Domaini

The IMP cyclohydrolase activity resides in the N-terminal region.

<p>This subsection of the ‘Family and domains’ section provides information about the sequence similarity with other proteins.<p><a href='/help/sequence_similarities' target='_top'>More...</a></p>Sequence similaritiesi

Belongs to the PurH family.Curated

Phylogenomic databases

evolutionary genealogy of genes: Non-supervised Orthologous Groups

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eggNOGi
KOG2555 Eukaryota
COG0138 LUCA

Ensembl GeneTree

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GeneTreei
ENSGT00390000004553

The HOGENOM Database of Homologous Genes from Fully Sequenced Organisms

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HOGENOMi
HOG000230372

The HOVERGEN Database of Homologous Vertebrate Genes

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HOVERGENi
HBG006912

InParanoid: Eukaryotic Ortholog Groups

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InParanoidi
P31939

KEGG Orthology (KO)

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KOi
K00602

Identification of Orthologs from Complete Genome Data

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OMAi
DLLFAWK

Database of Orthologous Groups

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OrthoDBi
EOG091G03H4

Database for complete collections of gene phylogenies

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PhylomeDBi
P31939

TreeFam database of animal gene trees

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TreeFami
TF105642

Family and domain databases

Gene3D Structural and Functional Annotation of Protein Families

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Gene3Di
1.10.287.440, 1 hit
3.40.140.20, 2 hits
3.40.50.1380, 1 hit

HAMAP database of protein families

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HAMAPi
MF_00139 PurH, 1 hit

Integrated resource of protein families, domains and functional sites

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InterProi
View protein in InterPro
IPR024051 AICAR_Tfase_dup_dom_sf
IPR024050 AICAR_Tfase_insert_dom_sf
IPR016193 Cytidine_deaminase-like
IPR011607 MGS-like_dom
IPR036914 MGS-like_dom_sf
IPR002695 PurH-like

The PANTHER Classification System

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PANTHERi
PTHR11692 PTHR11692, 1 hit

Pfam protein domain database

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Pfami
View protein in Pfam
PF01808 AICARFT_IMPCHas, 1 hit
PF02142 MGS, 1 hit

PIRSF; a whole-protein classification database

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PIRSFi
PIRSF000414 AICARFT_IMPCHas, 1 hit

Simple Modular Architecture Research Tool; a protein domain database

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SMARTi
View protein in SMART
SM00798 AICARFT_IMPCHas, 1 hit
SM00851 MGS, 1 hit

Superfamily database of structural and functional annotation

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SUPFAMi
SSF52335 SSF52335, 1 hit
SSF53927 SSF53927, 1 hit

TIGRFAMs; a protein family database

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TIGRFAMsi
TIGR00355 purH, 1 hit

PROSITE; a protein domain and family database

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PROSITEi
View protein in PROSITE
PS51855 MGS, 1 hit

<p>This section displays by default the canonical protein sequence and upon request all isoforms described in the entry. It also includes information pertinent to the sequence(s), including <a href="http://www.uniprot.org/help/sequence_length">length</a> and <a href="http://www.uniprot.org/help/sequences">molecular weight</a>.<p><a href='/help/sequences_section' target='_top'>More...</a></p>Sequences (2+)i

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences_section">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> displayed by default in the entry is complete or not.<p><a href='/help/sequence_status' target='_top'>More...</a></p>Sequence statusi: Complete.

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences_section">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> displayed by default in the entry is in its mature form or if it represents the precursor.<p><a href='/help/sequence_processing' target='_top'>More...</a></p>Sequence processingi: The displayed sequence is further processed into a mature form.

This entry describes 2 <p>This subsection of the ‘Sequence’ section lists the alternative protein sequences (isoforms) that can be generated from the same gene by a single or by the combination of up to four biological events (alternative promoter usage, alternative splicing, alternative initiation and ribosomal frameshifting). Additionally, this section gives relevant information on each alternative protein isoform.<p><a href='/help/alternative_products' target='_top'>More...</a></p> isoformsi produced by alternative splicing. AlignAdd to basket

This entry has 2 described isoforms and 4 potential isoforms that are computationally mapped.Show allAlign All

Isoform 1 (identifier: P31939-1) [UniParc]FASTAAdd to basket

This isoform has been chosen as the 'canonical' sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry.

« Hide
        10         20         30         40         50
MAPGQLALFS VSDKTGLVEF ARNLTALGLN LVASGGTAKA LRDAGLAVRD
60 70 80 90 100
VSELTGFPEM LGGRVKTLHP AVHAGILARN IPEDNADMAR LDFNLIRVVA
110 120 130 140 150
CNLYPFVKTV ASPGVTVEEA VEQIDIGGVT LLRAAAKNHA RVTVVCEPED
160 170 180 190 200
YVVVSTEMQS SESKDTSLET RRQLALKAFT HTAQYDEAIS DYFRKQYSKG
210 220 230 240 250
VSQMPLRYGM NPHQTPAQLY TLQPKLPITV LNGAPGFINL CDALNAWQLV
260 270 280 290 300
KELKEALGIP AAASFKHVSP AGAAVGIPLS EDEAKVCMVY DLYKTLTPIS
310 320 330 340 350
AAYARARGAD RMSSFGDFVA LSDVCDVPTA KIISREVSDG IIAPGYEEEA
360 370 380 390 400
LTILSKKKNG NYCVLQMDQS YKPDENEVRT LFGLHLSQKR NNGVVDKSLF
410 420 430 440 450
SNVVTKNKDL PESALRDLIV ATIAVKYTQS NSVCYAKNGQ VIGIGAGQQS
460 470 480 490 500
RIHCTRLAGD KANYWWLRHH PQVLSMKFKT GVKRAEISNA IDQYVTGTIG
510 520 530 540 550
EDEDLIKWKA LFEEVPELLT EAEKKEWVEK LTEVSISSDA FFPFRDNVDR
560 570 580 590
AKRSGVAYIA APSGSAADKV VIEACDELGI ILAHTNLRLF HH
Length:592
Mass (Da):64,616
Last modified:October 10, 2002 - v3
<p>The checksum is a form of redundancy check that is calculated from the sequence. It is useful for tracking sequence updates.</p> <p>It should be noted that while, in theory, two different sequences could have the same checksum value, the likelihood that this would happen is extremely low.</p> <p>However UniProtKB may contain entries with identical sequences in case of multiple genes (paralogs).</p> <p>The checksum is computed as the sequence 64-bit Cyclic Redundancy Check value (CRC64) using the generator polynomial: x<sup>64</sup> + x<sup>4</sup> + x<sup>3</sup> + x + 1. The algorithm is described in the ISO 3309 standard. </p> <p class="publication">Press W.H., Flannery B.P., Teukolsky S.A. and Vetterling W.T.<br /> <strong>Cyclic redundancy and other checksums</strong><br /> <a href="http://www.nrbook.com/b/bookcpdf.php">Numerical recipes in C 2nd ed., pp896-902, Cambridge University Press (1993)</a>)</p> Checksum:iAD778892021F0888
GO
Isoform 2 (identifier: P31939-2) [UniParc]FASTAAdd to basket

The sequence of this isoform differs from the canonical sequence as follows:
     1-6: MAPGQL → MSSLS

Show »
Length:591
Mass (Da):64,524
Checksum:i372861CF93D74887
GO

<p>In eukaryotic reference proteomes, unreviewed entries that are likely to belong to the same gene are computationally mapped, based on gene identifiers from Ensembl, EnsemblGenomes and model organism databases.<p><a href='/help/gene_centric_isoform_mapping' target='_top'>More...</a></p>Computationally mapped potential isoform sequencesi

There are 4 potential isoforms mapped to this entry.BLASTAlignShow allAdd to basket
EntryEntry nameProtein names
Gene namesLengthAnnotation
C9JLK0C9JLK0_HUMAN
Bifunctional purine biosynthesis pr...
ATIC
170Annotation score:

Annotation score:1 out of 5

<p>The annotation score provides a heuristic measure of the annotation content of a UniProtKB entry or proteome. This score <strong>cannot</strong> be used as a measure of the accuracy of the annotation as we cannot define the ‘correct annotation’ for any given protein.<p><a href='/help/annotation_score' target='_top'>More...</a></p>
H7C1S2H7C1S2_HUMAN
Bifunctional purine biosynthesis pr...
ATIC
231Annotation score:

Annotation score:1 out of 5

<p>The annotation score provides a heuristic measure of the annotation content of a UniProtKB entry or proteome. This score <strong>cannot</strong> be used as a measure of the accuracy of the annotation as we cannot define the ‘correct annotation’ for any given protein.<p><a href='/help/annotation_score' target='_top'>More...</a></p>
F8WEF0F8WEF0_HUMAN
Bifunctional purine biosynthesis pr...
ATIC
84Annotation score:

Annotation score:1 out of 5

<p>The annotation score provides a heuristic measure of the annotation content of a UniProtKB entry or proteome. This score <strong>cannot</strong> be used as a measure of the accuracy of the annotation as we cannot define the ‘correct annotation’ for any given protein.<p><a href='/help/annotation_score' target='_top'>More...</a></p>
F2Z3E8F2Z3E8_HUMAN
Bifunctional purine biosynthesis pr...
ATIC
43Annotation score:

Annotation score:1 out of 5

<p>The annotation score provides a heuristic measure of the annotation content of a UniProtKB entry or proteome. This score <strong>cannot</strong> be used as a measure of the accuracy of the annotation as we cannot define the ‘correct annotation’ for any given protein.<p><a href='/help/annotation_score' target='_top'>More...</a></p>

Experimental Info

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Sequence’ section reports difference(s) between the canonical sequence (displayed by default in the entry) and the different sequence submissions merged in the entry. These various submissions may originate from different sequencing projects, different types of experiments, or different biological samples. Sequence conflicts are usually of unknown origin.<p><a href='/help/conflict' target='_top'>More...</a></p>Sequence conflicti165D → G in AAA97405 (PubMed:8567683).Curated1

Natural variant

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Natural variantiVAR_019306116T → S2 PublicationsCorresponds to variant dbSNP:rs2372536Ensembl.1
Natural variantiVAR_019307426K → R in AICAR; loss of transformylase activity. 1 PublicationCorresponds to variant dbSNP:rs121434478EnsemblClinVar.1

Alternative sequence

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Sequence’ section describes the sequence of naturally occurring alternative protein isoform(s). The changes in the amino acid sequence may be due to alternative splicing, alternative promoter usage, alternative initiation, or ribosomal frameshifting. The information stored in this subsection is used to automatically construct alternative protein sequence(s) for display.<p><a href='/help/var_seq' target='_top'>More...</a></p>Alternative sequenceiVSP_0534951 – 6MAPGQL → MSSLS in isoform 2. 2 Publications6

Sequence databases

Select the link destinations:

EMBL nucleotide sequence database

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EMBLi

GenBank nucleotide sequence database

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GenBanki

DNA Data Bank of Japan; a nucleotide sequence database

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DDBJi
Links Updated
U37436 mRNA Translation: AAA97405.1
D82348 mRNA Translation: BAA11559.1
D89976 mRNA Translation: BAA21762.1
AB062403 mRNA Translation: BAB93490.1
AK290067 mRNA Translation: BAF82756.1
AC073284 Genomic DNA Translation: AAY24062.1
CH471063 Genomic DNA Translation: EAW70529.1
BC008879 mRNA Translation: AAH08879.1

The Consensus CDS (CCDS) project

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CCDSi
CCDS2398.1 [P31939-1]

Protein sequence database of the Protein Information Resource

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PIRi
JC4642

NCBI Reference Sequences

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RefSeqi
NP_004035.2, NM_004044.6 [P31939-1]

UniGene gene-oriented nucleotide sequence clusters

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UniGenei
Hs.90280

Genome annotation databases

Ensembl eukaryotic genome annotation project

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Ensembli
ENST00000236959; ENSP00000236959; ENSG00000138363 [P31939-1]
ENST00000435675; ENSP00000415935; ENSG00000138363 [P31939-2]

Database of genes from NCBI RefSeq genomes

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GeneIDi
471

KEGG: Kyoto Encyclopedia of Genes and Genomes

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KEGGi
hsa:471

UCSC genome browser

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UCSCi
uc002vey.5 human [P31939-1]

Keywords - Coding sequence diversityi

Alternative splicing, Polymorphism

<p>This section provides links to proteins that are similar to the protein sequence(s) described in this entry at different levels of sequence identity thresholds (100%, 90% and 50%) based on their membership in UniProt Reference Clusters (<a href="http://www.uniprot.org/help/uniref">UniRef</a>).<p><a href='/help/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsi

<p>This section is used to point to information related to entries and found in data collections other than UniProtKB.<p><a href='/help/cross_references_section' target='_top'>More...</a></p>Cross-referencesi

<p>This subsection of the <a href="http://www.uniprot.org/manual/cross_references_section">Cross-references</a> section provides links to various web resources that are relevant for a specific protein.<p><a href='/help/web_resource' target='_top'>More...</a></p>Web resourcesi

Atlas of Genetics and Cytogenetics in Oncology and Haematology

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
U37436 mRNA Translation: AAA97405.1
D82348 mRNA Translation: BAA11559.1
D89976 mRNA Translation: BAA21762.1
AB062403 mRNA Translation: BAB93490.1
AK290067 mRNA Translation: BAF82756.1
AC073284 Genomic DNA Translation: AAY24062.1
CH471063 Genomic DNA Translation: EAW70529.1
BC008879 mRNA Translation: AAH08879.1
CCDSiCCDS2398.1 [P31939-1]
PIRiJC4642
RefSeqiNP_004035.2, NM_004044.6 [P31939-1]
UniGeneiHs.90280

3D structure databases

Select the link destinations:

Protein Data Bank Europe

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PDBei

Protein Data Bank RCSB

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RCSB PDBi

Protein Data Bank Japan

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PDBji
Links Updated
PDB entryMethodResolution (Å)ChainPositionsPDBsum
1P4RX-ray2.55A/B1-592[»]
1PKXX-ray1.90A/B/C/D1-592[»]
1PL0X-ray2.60A/B/C/D1-592[»]
5UY8X-ray2.39A/B/C/D2-592[»]
5UZ0X-ray1.79A/B/C/D2-592[»]
ProteinModelPortaliP31939
SMRiP31939
ModBaseiSearch...
MobiDBiSearch...

Protein-protein interaction databases

BioGridi106961, 73 interactors
IntActiP31939, 9 interactors
STRINGi9606.ENSP00000236959

Chemistry databases

BindingDBiP31939
ChEMBLiCHEMBL2518
DrugBankiDB03442 2-[5-Hydroxy-3-Methyl-1-(2-Methyl-4-Sulfo-Phenyl)-1h-Pyrazol-4-Ylazo]-4-Sulfo-Benzoic Acid
DB02309 5--Monophosphate-9-Beta-D-Ribofuranosyl Xanthine
DB01700 Aicar
DB01972 Guanosine-5'-Monophosphate
DB00563 Methotrexate
DB00642 Pemetrexed
DB00116 Tetrahydrofolic acid

PTM databases

iPTMnetiP31939
PhosphoSitePlusiP31939
SwissPalmiP31939

Polymorphism and mutation databases

BioMutaiATIC
DMDMi23831360

2D gel databases

REPRODUCTION-2DPAGEiIPI00289499
UCD-2DPAGEiP31939

Proteomic databases

EPDiP31939
PaxDbiP31939
PeptideAtlasiP31939
PRIDEiP31939
ProteomicsDBi54805

Protocols and materials databases

The DNASU plasmid repository

More...
DNASUi
471
Structural Biology KnowledgebaseSearch...

Genome annotation databases

EnsembliENST00000236959; ENSP00000236959; ENSG00000138363 [P31939-1]
ENST00000435675; ENSP00000415935; ENSG00000138363 [P31939-2]
GeneIDi471
KEGGihsa:471
UCSCiuc002vey.5 human [P31939-1]

Organism-specific databases

Comparative Toxicogenomics Database

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CTDi
471
DisGeNETi471
EuPathDBiHostDB:ENSG00000138363.14

GeneCards: human genes, protein and diseases

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GeneCardsi
ATIC
HGNCiHGNC:794 ATIC
HPAiCAB013462
HPA021012
MalaCardsiATIC
MIMi601731 gene
608688 phenotype
neXtProtiNX_P31939
OpenTargetsiENSG00000138363
Orphaneti250977 AICA-ribosiduria
PharmGKBiPA25094

GenAtlas: human gene database

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GenAtlasi
Search...

Phylogenomic databases

eggNOGiKOG2555 Eukaryota
COG0138 LUCA
GeneTreeiENSGT00390000004553
HOGENOMiHOG000230372
HOVERGENiHBG006912
InParanoidiP31939
KOiK00602
OMAiDLLFAWK
OrthoDBiEOG091G03H4
PhylomeDBiP31939
TreeFamiTF105642

Enzyme and pathway databases

UniPathwayi
UPA00074;UER00133

UPA00074;UER00135

BioCyciMetaCyc:HS06490-MONOMER
BRENDAi2.1.2.3 2681
3.5.4.10 2681
ReactomeiR-HSA-73817 Purine ribonucleoside monophosphate biosynthesis
SABIO-RKiP31939

Miscellaneous databases

ChiTaRS: a database of human, mouse and fruit fly chimeric transcripts and RNA-sequencing data

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ChiTaRSi
ATIC human
EvolutionaryTraceiP31939

The Gene Wiki collection of pages on human genes and proteins

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GeneWikii
Inosine_monophosphate_synthase

Database of phenotypes from RNA interference screens in Drosophila and Homo sapiens

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GenomeRNAii
471

Protein Ontology

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PROi
PR:P31939

The Stanford Online Universal Resource for Clones and ESTs

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SOURCEi
Search...

Gene expression databases

BgeeiENSG00000138363 Expressed in 229 organ(s), highest expression level in adrenal gland
CleanExiHS_ATIC
ExpressionAtlasiP31939 baseline and differential
GenevisibleiP31939 HS

Family and domain databases

Gene3Di1.10.287.440, 1 hit
3.40.140.20, 2 hits
3.40.50.1380, 1 hit
HAMAPiMF_00139 PurH, 1 hit
InterProiView protein in InterPro
IPR024051 AICAR_Tfase_dup_dom_sf
IPR024050 AICAR_Tfase_insert_dom_sf
IPR016193 Cytidine_deaminase-like
IPR011607 MGS-like_dom
IPR036914 MGS-like_dom_sf
IPR002695 PurH-like
PANTHERiPTHR11692 PTHR11692, 1 hit
PfamiView protein in Pfam
PF01808 AICARFT_IMPCHas, 1 hit
PF02142 MGS, 1 hit
PIRSFiPIRSF000414 AICARFT_IMPCHas, 1 hit
SMARTiView protein in SMART
SM00798 AICARFT_IMPCHas, 1 hit
SM00851 MGS, 1 hit
SUPFAMiSSF52335 SSF52335, 1 hit
SSF53927 SSF53927, 1 hit
TIGRFAMsiTIGR00355 purH, 1 hit
PROSITEiView protein in PROSITE
PS51855 MGS, 1 hit

ProtoNet; Automatic hierarchical classification of proteins

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ProtoNeti
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<p>This section provides general information on the entry.<p><a href='/help/entry_information_section' target='_top'>More...</a></p>Entry informationi

<p>This subsection of the ‘Entry information’ section provides a mnemonic identifier for a UniProtKB entry, but it is not a stable identifier. Each reviewed entry is assigned a unique entry name upon integration into UniProtKB/Swiss-Prot.<p><a href='/help/entry_name' target='_top'>More...</a></p>Entry nameiPUR9_HUMAN
<p>This subsection of the ‘Entry information’ section provides one or more accession number(s). These are stable identifiers and should be used to cite UniProtKB entries. Upon integration into UniProtKB, each entry is assigned a unique accession number, which is called ‘Primary (citable) accession number’.<p><a href='/help/accession_numbers' target='_top'>More...</a></p>AccessioniPrimary (citable) accession number: P31939
Secondary accession number(s): A8K202
, E9PBU3, Q13856, Q53S28
<p>This subsection of the ‘Entry information’ section shows the date of integration of the entry into UniProtKB, the date of the last sequence update and the date of the last annotation modification (‘Last modified’). The version number for both the entry and the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> are also displayed.<p><a href='/help/entry_history' target='_top'>More...</a></p>Entry historyiIntegrated into UniProtKB/Swiss-Prot: July 1, 1993
Last sequence update: October 10, 2002
Last modified: December 5, 2018
This is version 193 of the entry and version 3 of the sequence. See complete history.
<p>This subsection of the ‘Entry information’ section indicates whether the entry has been manually annotated and reviewed by UniProtKB curators or not, in other words, if the entry belongs to the Swiss-Prot section of UniProtKB (<strong>reviewed</strong>) or to the computer-annotated TrEMBL section (<strong>unreviewed</strong>).<p><a href='/help/entry_status' target='_top'>More...</a></p>Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programChordata Protein Annotation Program
DisclaimerAny medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care.

<p>This section contains any relevant information that doesn’t fit in any other defined sections<p><a href='/help/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousi

Keywords - Technical termi

3D-structure, Complete proteome, Direct protein sequencing, Reference proteome

Documents

  1. PDB cross-references
    Index of Protein Data Bank (PDB) cross-references
  2. SIMILARITY comments
    Index of protein domains and families
  3. Human chromosome 2
    Human chromosome 2: entries, gene names and cross-references to MIM
  4. Human polymorphisms and disease mutations
    Index of human polymorphisms and disease mutations
  5. PATHWAY comments
    Index of metabolic and biosynthesis pathways
  6. Human entries with polymorphisms or disease mutations
    List of human entries with polymorphisms or disease mutations
  7. MIM cross-references
    Online Mendelian Inheritance in Man (MIM) cross-references in UniProtKB/Swiss-Prot
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