A3MXE4 (PUR7_PYRCJ) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Phosphoribosylaminoimidazole-succinocarboxamide synthase
EC=6.3.2.6

Alternative name(s):
SAICAR synthetase

Gene names

Name:	purC
Ordered Locus Names:	Pcal_1895

Organism

Pyrobaculum calidifontis (strain JCM 11548 / VA1) [Complete proteome] [HAMAP]

Taxonomic identifier

410359 [NCBI]

Taxonomic lineage

Archaea › Crenarchaeota › Thermoprotei › Thermoproteales › Thermoproteaceae › Pyrobaculum

Protein attributes

Sequence length	240 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	ATP + 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate + L-aspartate = ADP + phosphate + (S)-2-(5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamido)succinate. HAMAP MF_00137
Pathway	Purine metabolism; IMP biosynthesis via de novo pathway; 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide from 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate: step 1/2. HAMAP MF_00137
Sequence similarities	Belongs to the SAICAR synthetase family.

Ontologies

Keywords
Biological process	Purine biosynthesis
Ligand	ATP-binding Nucleotide-binding
Molecular function	Ligase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	purine nucleotide biosynthetic process Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	ATP binding Inferred from electronic annotation. Source: UniProtKB-KW phosphoribosylaminoimidazolesuccinocarboxamide synthase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 240	240	Phosphoribosylaminoimidazole-succinocarboxamide synthase HAMAP MF_00137		PRO_1000018764

Sequences

	Sequence		Length	Mass (Da)
	A3MXE4 [UniParc]. Last modified April 3, 2007. Version 1. Checksum: D5A2FE6E70C9F5A5	FASTA	240	26,555
	10 20 30 40 50 60 MGFMELVYEG KAKAVYKTRE GLLMVFKDEV TAGDGARRDK APGKGALAAE TSTLLFQYLQ 70 80 90 100 110 120 GRGVTTHYLM FVPPNAILVK PAQVPPLEVI VRFKAYGSYL KRMPKAKPLT PFAKPIVEFH 130 140 150 160 170 180 YKDDSLHDPL ILEDDVVEAG LLTAGELAAV KDMALRAASA LRELYASVDC DFVDVKFEFG 190 200 210 220 230 240 RVGGELVLVD EVSGDTFRLL CGGEHFDKEY YRKTGDAVGL VERYAKLLEL TKLALSRQKV

References

[1]

"Complete sequence of Pyrobaculum calidifontis JCM 11548." US DOE Joint Genome Institute Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E., Tice H., Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N. , Cozen A.E., Fitz-Gibbon S.T., House C.H., Saltikov C., Lowe T.M., Richardson P. Submitted (FEB-2007) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: JCM 11548 / VA1.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000561 Genomic DNA. Translation: ABO09311.1.
RefSeq	YP_001056777.1. NC_009073.1.
3D structure databases
ProteinModelPortal	A3MXE4.
ModBase	Search...
Protein-protein interaction databases
STRING	A3MXE4.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	4908342.
GenomeReviews	Gene locus Pcal_1895 in contig CP000561_GR.
KEGG	pcl:Pcal_1895.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	arNOG05989.
HOGENOM	HBG306070.
OMA	YKDDALG.
PhylomeDB	A3MXE4.
ProtClustDB	PRK09362.
Family and domain databases
HAMAP	MF_00137. SAICAR_synth. [Tree]
InterPro	IPR013816. ATP_grasp_subdomain_2. IPR001636. SAICAR_synth. [Graphical view]
Gene3D	G3DSA:3.30.470.20. ATP_grasp_subdomain_2. 1 hit.
KO	K01923.
PANTHER	PTHR11609. SAICAR_synt. 1 hit.
Pfam	PF01259. SAICAR_synt. 1 hit. [Graphical view]
PROSITE	PS01057. SAICAR_SYNTHETASE_1. False negative. PS01058. SAICAR_SYNTHETASE_2. False negative. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

PUR7_PYRCJ

Accession

Primary (citable) accession number: A3MXE4

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 15, 2008
Last sequence update:	April 3, 2007
Last modified:	January 25, 2012
This is version 31 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program