Skip Header

You are using a version of browser that may not display all the features of this website. Please consider upgrading your browser.
Entry version 113 (31 Jul 2019)
Sequence version 1 (01 May 2000)
Previous versions | rss
Help videoAdd a publicationFeedback
Protein

GTP cyclohydrolase 1

Gene

GCH1

Organism
Arabidopsis thaliana (Mouse-ear cress)
Status
Reviewed-Annotation score:

Annotation score:4 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

GTP cyclohydrolase 1 is the first enzyme in the biosynthetic pathway leading to folic acid.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: 7,8-dihydroneopterin triphosphate biosynthesis

This protein is involved in step 1 of the subpathway that synthesizes 7,8-dihydroneopterin triphosphate from GTP.
Proteins known to be involved in this subpathway in this organism are:
  1. GTP cyclohydrolase 1 (GCH1)
This subpathway is part of the pathway 7,8-dihydroneopterin triphosphate biosynthesis, which is itself part of Cofactor biosynthesis.
View all proteins of this organism that are known to be involved in the subpathway that synthesizes 7,8-dihydroneopterin triphosphate from GTP, the pathway 7,8-dihydroneopterin triphosphate biosynthesis and in Cofactor biosynthesis.

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the <a href="http://www.uniprot.org/help/function_section">Function</a> section indicates at which position the protein binds a given metal ion. The nature of the metal is indicated in the ‘Description’ field.<p><a href='/help/metal' target='_top'>More...</a></p>Metal bindingi342ZincBy similarity1
Metal bindingi345ZincBy similarity1
Metal bindingi416ZincBy similarity1

<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
Biological processTetrahydrobiopterin biosynthesis
LigandGTP-binding, Metal-binding, Nucleotide-binding, Zinc

Enzyme and pathway databases

BioCyc Collection of Pathway/Genome Databases

More...
BioCyci
ARA:AT3G07270-MONOMER

BRENDA Comprehensive Enzyme Information System

More...
BRENDAi
3.5.4.16 399

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

More...
UniPathwayi
UPA00848;UER00151

<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:
GTP cyclohydrolase 1Curated (EC:3.5.4.161 Publication)
Alternative name(s):
GTP cyclohydrolase I1 Publication
<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:GCH1
Synonyms:GCHI1 Publication
Ordered Locus Names:At3g07270Imported
ORF Names:T1B9.6Imported
<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>OrganismiArabidopsis thaliana (Mouse-ear cress)Imported
<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 identifieri3702 [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 lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliopsidaeudicotyledonsGunneridaePentapetalaerosidsmalvidsBrassicalesBrassicaceaeCamelineaeArabidopsis
<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
  • UP000006548 <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 3

Organism-specific databases

Arabidopsis Information Portal

More...
Araporti
AT3G07270

The Arabidopsis Information Resource

More...
TAIRi
locus:2098525 AT3G07270

<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

<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_00004306191 – 466GTP cyclohydrolase 1Add BLAST466

Proteomic databases

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

More...
PaxDbi
Q9SFV7

<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

ExpressionAtlas, Differential and Baseline Expression

More...
ExpressionAtlasi
Q9SFV7 baseline and differential

Genevisible search portal to normalized and curated expression data from Genevestigator

More...
Genevisiblei
Q9SFV7 AT

<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.

By similarity

Protein-protein interaction databases

The Biological General Repository for Interaction Datasets (BioGrid)

More...
BioGridi
5250, 4 interactors

Protein interaction database and analysis system

More...
IntActi
Q9SFV7, 3 interactors

STRING: functional protein association networks

More...
STRINGi
3702.AT3G07270.1

<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

3D structure databases

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

More...
SMRi
Q9SFV7

Database of comparative protein structure models

More...
ModBasei
Search...

<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

<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 GTP cyclohydrolase I family.Curated

Phylogenomic databases

evolutionary genealogy of genes: Non-supervised Orthologous Groups

More...
eggNOGi
KOG2698 Eukaryota
COG0302 LUCA

The HOGENOM Database of Homologous Genes from Fully Sequenced Organisms

More...
HOGENOMi
HOG000241104

KEGG Orthology (KO)

More...
KOi
K01495

Database of Orthologous Groups

More...
OrthoDBi
793457at2759

Database for complete collections of gene phylogenies

More...
PhylomeDBi
Q9SFV7

Family and domain databases

Integrated resource of protein families, domains and functional sites

More...
InterProi
View protein in InterPro
IPR001474 GTP_CycHdrlase_I
IPR020602 GTP_CycHdrlase_I_dom

The PANTHER Classification System

More...
PANTHERi
PTHR11109 PTHR11109, 1 hit

Pfam protein domain database

More...
Pfami
View protein in Pfam
PF01227 GTP_cyclohydroI, 2 hits

<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>. The information is filed in different subsections. The current subsections and their content are listed below:<p><a href='/help/sequences_section' target='_top'>More...</a></p>Sequence (1+)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.

This entry describes 1 <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> isoform i produced by alternative splicing. AlignAdd to basket
Note: A number of isoforms are produced. According to EST sequences.

This entry has 1 described isoform and 1 potential isoform that is computationally mapped.Show allAlign All

Isoform 1 (identifier: Q9SFV7-1) [UniParc]FASTAAdd to basket

This isoform has been chosen as the <div> <p><b>What is the canonical sequence?</b><p><a href='/help/canonical_and_isoforms' target='_top'>More...</a></p>canonicali 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
MGALDEGCLN LELDIGMKNG CIELAFEHQP ETLAIQDAVK LLLQGLHEDV
60 70 80 90 100
NREGIKKTPF RVAKALREGT RGYKQKVKDY VQSALFPEAG LDEGVGQAGG
110 120 130 140 150
VGGLVVVRDL DHYSYCESCL LPFHVKCHIG YVPSGQRVLG LSKFSRVTDV
160 170 180 190 200
FAKRLQDPQR LADDICSALQ HWVKPAGVAV VLECSHIHFP SLDLDSLNLS
210 220 230 240 250
SHRGFVKLLV SSGSGVFEDE SSNLWGEFQS FLMFKGVKTQ ALCRNGSSVK
260 270 280 290 300
EWCPSVKSSS KLSPEVDPEM VSAVVSILKS LGEDPLRKEL IATPTRFLKW
310 320 330 340 350
MLNFQRTNLE MKLNSFNPAK VNGEVKEKRL HCELNMPFWS MCEHHLLPFY
360 370 380 390 400
GVVHIGYFCA EGSNPNPVGS SLMKAIVHFY GFKLQVQERM TRQIAETLSP
410 420 430 440 450
LVGGDVIVVA EAGHTCMISR GIEKFGSSTA TIAVLGRFSS DNSARAMFLD
460
KIHTTNALKT ESSSPF
Length:466
Mass (Da):51,380
Last modified:May 1, 2000 - v1
<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:iD424D8E383E4440F
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 is 1 potential isoform mapped to this entry.BLASTAlignShow allAdd to basket
EntryEntry nameProtein names
Gene namesLengthAnnotation
F4JED5F4JED5_ARATH
GTP cyclohydrolase I
At3g07270
466Annotation 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 conflicti18K → R in AAM03126 (PubMed:12221287).Curated1

Sequence databases

Select the link destinations:

EMBL nucleotide sequence database

More...
EMBLi

GenBank nucleotide sequence database

More...
GenBanki

DNA Data Bank of Japan; a nucleotide sequence database

More...
DDBJi
Links Updated
AF489530 mRNA Translation: AAM03126.1
AC012395 Genomic DNA Translation: AAF20219.1
CP002686 Genomic DNA Translation: AEE74520.1
AY099882 mRNA Translation: AAM20733.1
BT006600 mRNA Translation: AAP31944.1

NCBI Reference Sequences

More...
RefSeqi
NP_187383.1, NM_111607.3 [Q9SFV7-1]

Genome annotation databases

Ensembl plant genome annotation project

More...
EnsemblPlantsi
AT3G07270.1; AT3G07270.1; AT3G07270 [Q9SFV7-1]

Database of genes from NCBI RefSeq genomes

More...
GeneIDi
819915

Gramene; a comparative resource for plants

More...
Gramenei
AT3G07270.1; AT3G07270.1; AT3G07270 [Q9SFV7-1]

KEGG: Kyoto Encyclopedia of Genes and Genomes

More...
KEGGi
ath:AT3G07270

Keywords - Coding sequence diversityi

Alternative splicing

<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

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AF489530 mRNA Translation: AAM03126.1
AC012395 Genomic DNA Translation: AAF20219.1
CP002686 Genomic DNA Translation: AEE74520.1
AY099882 mRNA Translation: AAM20733.1
BT006600 mRNA Translation: AAP31944.1
RefSeqiNP_187383.1, NM_111607.3 [Q9SFV7-1]

3D structure databases

SMRiQ9SFV7
ModBaseiSearch...

Protein-protein interaction databases

BioGridi5250, 4 interactors
IntActiQ9SFV7, 3 interactors
STRINGi3702.AT3G07270.1

Proteomic databases

PaxDbiQ9SFV7

Genome annotation databases

EnsemblPlantsiAT3G07270.1; AT3G07270.1; AT3G07270 [Q9SFV7-1]
GeneIDi819915
GrameneiAT3G07270.1; AT3G07270.1; AT3G07270 [Q9SFV7-1]
KEGGiath:AT3G07270

Organism-specific databases

AraportiAT3G07270
TAIRilocus:2098525 AT3G07270

Phylogenomic databases

eggNOGiKOG2698 Eukaryota
COG0302 LUCA
HOGENOMiHOG000241104
KOiK01495
OrthoDBi793457at2759
PhylomeDBiQ9SFV7

Enzyme and pathway databases

UniPathwayiUPA00848;UER00151
BioCyciARA:AT3G07270-MONOMER
BRENDAi3.5.4.16 399

Miscellaneous databases

Protein Ontology

More...
PROi
PR:Q9SFV7

Gene expression databases

ExpressionAtlasiQ9SFV7 baseline and differential
GenevisibleiQ9SFV7 AT

Family and domain databases

InterProiView protein in InterPro
IPR001474 GTP_CycHdrlase_I
IPR020602 GTP_CycHdrlase_I_dom
PANTHERiPTHR11109 PTHR11109, 1 hit
PfamiView protein in Pfam
PF01227 GTP_cyclohydroI, 2 hits

ProtoNet; Automatic hierarchical classification of proteins

More...
ProtoNeti
Search...

MobiDB: a database of protein disorder and mobility annotations

More...
MobiDBi
Search...

<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 nameiGCH1_ARATH
<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: Q9SFV7
Secondary accession number(s): Q8S3C2
<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: October 29, 2014
Last sequence update: May 1, 2000
Last modified: July 31, 2019
This is version 113 of the entry and version 1 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 programPlant Protein Annotation Program

<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

Complete proteome, Reference proteome

Documents

  1. SIMILARITY comments
    Index of protein domains and families
  2. PATHWAY comments
    Index of metabolic and biosynthesis pathways
  3. Arabidopsis thaliana
    Arabidopsis thaliana: entries and gene names
UniProt is an ELIXIR core data resource
Main funding by: National Institutes of Health

We'd like to inform you that we have updated our Privacy Notice to comply with Europe’s new General Data Protection Regulation (GDPR) that applies since 25 May 2018.

Do not show this banner again