Reviewed, UniProtKB/Swiss-Prot Q2YNG1 (PUR7_BRUA2)

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:	BAB1_0862

Organism

Brucella abortus (strain 2308) [Complete proteome] [HAMAP]

Taxonomic identifier

359391 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rhizobiales › Brucellaceae › Brucella

Protein attributes

Sequence length	254 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: HAMAP
Molecular function	ATP binding Inferred from electronic annotation. Source: UniProtKB-KW phosphoribosylaminoimidazolesuccinocarboxamide synthase activity Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 254	254	Phosphoribosylaminoimidazole-succinocarboxamide synthase HAMAP MF_00137		PRO_1000018675

Sequences

	Sequence		Length	Mass (Da)
	Q2YNG1-1 [UniParc]. Last modified February 7, 2006. Version 1. Checksum: 00A9FF97BA9F8C3E	FASTA	254	28,936
	10 20 30 40 50 60 MNRRRRIYEG KAKILYEGPE PGTLVQFFKD DATAFNAKKH EVIDGKGVLN NRISEHIFTQ 70 80 90 100 110 120 LNRIGIPTHF IRRLNMREQL IKEVEIIPLE VVVRNVAAGS LAKHLGLEEG TILPRSIIEF 130 140 150 160 170 180 YYKADALNDP MVTEEHITAF GWASPQEIDD IMALAIRVND FLTGLFLGIG IQLVDFKMEC 190 200 210 220 230 240 GRLWEGDMMR IVVADEISPD SARLWDITTN DKLDKDRFRR DMGGLVEAYQ EVARRLGIMN 250 ENDTPRPSGP TLVK

References

[1]

"Whole-genome analyses of speciation events in pathogenic Brucellae." Chain P.S., Comerci D.J., Tolmasky M.E., Larimer F.W., Malfatti S.A., Vergez L.M., Aguero F., Land M.L., Ugalde R.A., Garcia E. Infect. Immun. 73:8353-8361(2005) [PubMed: 16299333] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBL GenBank DDBJ	AM040264 Genomic DNA. Translation: CAJ10818.1.
RefSeq	YP_414290.1.
3D structure databases
HSSP	HSSP built from PDB template 2GQR based on UniProtKB P0A7D7.
SMR	Q2YNG1. Positions 2-237.
ModBase	Search...
Protein-protein interaction databases
STRING	Q2YNG1.
Genome annotation databases
GeneID	3787546.
GenomeReviews	Gene locus BAB1_0862 in contig AM040264_GR.
KEGG	bmf:BAB1_0862.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0152.
HOGENOM	HBG306070.
OMA	TAFNAQK.
Enzyme and pathway databases
BioCyc	BMEL359391:BAB1_0862-MONOMER.
Family and domain databases
HAMAP	MF_00137. SAICAR_synth. [Tree]
InterPro	IPR013816. ATP_grasp_subdomain_2. IPR001636. SAICAR_synt. IPR018236. SAICAR_synthetase_CS. [Graphical view]
Gene3D	G3DSA:3.30.470.20. ATP_grasp_subdomain_2. 1 hit.
PANTHER	PTHR11609. SAICAR_synt. 1 hit.
Pfam	PF01259. SAICAR_synt. 1 hit. [Graphical view]
TIGRFAMs	TIGR00081. purC. 1 hit.
PROSITE	PS01057. SAICAR_SYNTHETASE_1. 1 hit. PS01058. SAICAR_SYNTHETASE_2. False negative. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

PUR7_BRUA2

Accession

Primary (citable) accession number: Q2YNG1

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 15, 2008
Last sequence update:	February 7, 2006
Last modified:	February 9, 2010
This is version 29 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)