Reviewed, UniProtKB/Swiss-Prot Q81IQ6 (PUR7_BACCR)

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:	BC_0326

Organism

Bacillus cereus (strain ATCC 14579 / DSM 31) [Complete proteome] [HAMAP]

Taxonomic identifier

226900 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Bacillales › Bacillaceae › Bacillus › Bacillus cereus group

Protein attributes

Sequence length	239 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
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 – 239	239	Phosphoribosylaminoimidazole-succinocarboxamide synthase HAMAP MF_00137		PRO_0000100799

Sequences

	Sequence		Length	Mass (Da)
	Q81IQ6-1 [UniParc]. Last modified December 15, 2003. Version 2. Checksum: 477CB2AB4D8490A4	FASTA	239	27,250
	10 20 30 40 50 60 MQKLELLYEG KAKRIYRTES ADMVWVEYKD SATAFNGEKK ETITGKGRLN NEITTLLFRK 70 80 90 100 110 120 LQEVGIKTHF VEKLSETEQL VKKVSIIPLE VVTRNVIAGS LSKRLGMEEG TVLAEPIVEF 130 140 150 160 170 180 YFKDDDLGDP LVTEDHIRVL NVASPEQVSV LRDMALQINQ VLIDHFASCR VRLVDFKLEF 190 200 210 220 230 GVTEEGEIIL ADEISPDTCR LWDETSNEKF DKDVFRRDLG NLTDAYEEIL KRLGGISHV

References

[1]

"Genome sequence of Bacillus cereus and comparative analysis with Bacillus anthracis." Ivanova N., Sorokin A., Anderson I., Galleron N., Candelon B., Kapatral V., Bhattacharyya A., Reznik G., Mikhailova N., Lapidus A., Chu L., Mazur M., Goltsman E., Larsen N., D'Souza M., Walunas T., Grechkin Y., Pusch G. , Haselkorn R., Fonstein M., Ehrlich S.D., Overbeek R., Kyrpides N.C. Nature 423:87-91(2003) [PubMed: 12721630] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	AE016877 Genomic DNA. Translation: AAP07366.1. Different initiation.
RefSeq	NP_830165.2.
3D structure databases
HSSP	HSSP built from PDB template 1KUT based on UniProtKB Q9X0X0.
ModBase	Search...
Protein-protein interaction databases
STRING	Q81IQ6.
Genome annotation databases
GeneID	1202679.
GenomeReviews	Gene locus BC_0326 in contig AE016877_GR.
KEGG	bce:BC0326.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	Q81IQ6.
Enzyme and pathway databases
BioCyc	BCER226900:BC_0326-MON.
Family and domain databases
HAMAP	MF_00137. [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]
ProDom	PD003043. SAICAR_synt. 1 hit. [Graphical view] [Entries sharing at least one domain]
TIGRFAMs	TIGR00081. purC. 1 hit.
PROSITE	PS01057. SAICAR_SYNTHETASE_1. 1 hit. PS01058. SAICAR_SYNTHETASE_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

PUR7_BACCR

Accession

Primary (citable) accession number: Q81IQ6

Entry history

Integrated into UniProtKB/Swiss-Prot:	December 15, 2003
Last sequence update:	December 15, 2003
Last modified:	September 1, 2009
This is version 46 of the entry and version 2 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

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