B5Z036 (PUR5_ECO5E) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Phosphoribosylformylglycinamidine cyclo-ligase
EC=6.3.3.1

Alternative name(s):
AIR synthase
AIRS
Phosphoribosyl-aminoimidazole synthetase

Gene names

Name:	purM
Ordered Locus Names:	ECH74115_3722

Organism

Escherichia coli O157:H7 (strain EC4115 / EHEC) [Complete proteome] [HAMAP]

Taxonomic identifier

444450 [NCBI]

Taxonomic lineage

cellular organisms › Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia › Escherichia coli › Escherichia coli O157:H7

Protein attributes

Sequence length	345 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Catalytic activity	ATP + 2-(formamido)-N(1)-(5-phospho-D-ribosyl)acetamidine = ADP + phosphate + 5-amino-1-(5-phospho-D-ribosyl)imidazole. HAMAP-Rule MF_00741
Pathway	Purine metabolism; IMP biosynthesis via de novo pathway; 5-amino-1-(5-phospho-D-ribosyl)imidazole from N(2)-formyl-N(1)-(5-phospho-D-ribosyl)glycinamide: step 2/2. HAMAP-Rule MF_00741
Subcellular location	Cytoplasm By similarity.
Sequence similarities	Belongs to the AIR synthase family.

Ontologies

Keywords
Biological process	Purine biosynthesis
Cellular component	Cytoplasm
Ligand	ATP-binding Nucleotide-binding
Molecular function	Ligase
Technical term	Complete proteome
Gene Ontology (GO)
Biological_process	'de novo' IMP biosynthetic process Inferred from electronic annotation. Source: UniProtKB-UniPathway
Cellular_component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular_function	ATP binding Inferred from electronic annotation. Source: UniProtKB-KW phosphoribosylformylglycinamidine cyclo-ligase 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 – 345	345	Phosphoribosylformylglycinamidine cyclo-ligase HAMAP-Rule MF_00741		PRO_1000193018

Sequences

	Sequence		Length	Mass (Da)
	B5Z036 [UniParc]. Last modified November 25, 2008. Version 1. Checksum: C45B970C08661028	FASTA	345	36,850
	10 20 30 40 50 60 MTDKTSLSYK DAGVDIDAGN ALVGRIKGVV KKTRRPEVMG GLGGFGALCA LPQKYREPVL 70 80 90 100 110 120 VSGTDGVGTK LRLAMDLKRH DTIGIDLVAM CVNDLVVQGA EPLFFLDYYA TGKLDVDTAS 130 140 150 160 170 180 AVISGIAEGC LQSGCSLVGG ETAEMPGMYH GEDYDVAGFC VGVVEKSEII DGSKVSDGDV 190 200 210 220 230 240 LIALGSSGPH SNGYSLVRKI LEVSGCDPQT TELDGKPLAD HLLAPTRIYV KSVLELIEKV 250 260 270 280 290 300 DVNAIAHLTG GGFWENIPRV LPDNTQAVID ESSWQWPEVF NWLQTAGNVE RHEMYRTFNC 310 320 330 340 GVGMIIALPA PEVDKALALL NANGENAWKI GIIKASDSEQ RVVIE

References

[1]	"Complete genome sequence of Escherichia coli O157:H7 str. EC4115." Eppinger M., Sebastian Y., Ravel J. Submitted (SEP-2008) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: EC4115 / EHEC.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP001164 Genomic DNA. Translation: ACI34818.1.
RefSeq	YP_002271968.1. NC_011353.1.
3D structure databases
ProteinModelPortal	B5Z036.
SMR	B5Z036. Positions 5-345.
ModBase	Search...
Protein-protein interaction databases
STRING	444450.ECH74115_3722.
Proteomic databases
PRIDE	B5Z036.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	ACI34818; ACI34818; ECH74115_3722.
GeneID	6967492.
KEGG	ecf:ECH74115_3722.
PATRIC	18368098. VBIEscCol74651_3691.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0150.
HOGENOM	HOG000229091.
KO	K01933.
OMA	PRVLPKH.
ProtClustDB	PRK05385.
Enzyme and pathway databases
BioCyc	ECOL444450:GHOB-308-MONOMER.
UniPathway	UPA00074; UER00129.
Family and domain databases
HAMAP	MF_00741_B. AIRS_B.
InterPro	IPR010918. AIR_synth_C_dom. IPR000728. AIR_synth_N_dom. IPR004733. PurM_cligase. IPR016188. PurM_N-like. [Graphical view]
Pfam	PF00586. AIRS. 1 hit. PF02769. AIRS_C. 1 hit. [Graphical view]
SUPFAM	SSF56042. AIR_synth_C. 1 hit. SSF55326. PurM_N-like. 1 hit.
TIGRFAMs	TIGR00878. purM. 1 hit.
ProtoNet	Search...

Entry information

Entry name

PUR5_ECO5E

Accession

Primary (citable) accession number: B5Z036

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	November 25, 2008
Last modified:	May 1, 2013
This is version 39 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program