PUR5_LACLM
ID PUR5_LACLM Reviewed; 340 AA.
AC O68186; A2RJX4;
DT 28-NOV-2003, integrated into UniProtKB/Swiss-Prot.
DT 01-AUG-1998, sequence version 1.
DT 25-MAY-2022, entry version 110.
DE RecName: Full=Phosphoribosylformylglycinamidine cyclo-ligase {ECO:0000255|HAMAP-Rule:MF_00741};
DE EC=6.3.3.1 {ECO:0000255|HAMAP-Rule:MF_00741};
DE AltName: Full=AIR synthase {ECO:0000255|HAMAP-Rule:MF_00741};
DE AltName: Full=AIRS {ECO:0000255|HAMAP-Rule:MF_00741};
DE AltName: Full=Phosphoribosyl-aminoimidazole synthetase {ECO:0000255|HAMAP-Rule:MF_00741};
GN Name=purM {ECO:0000255|HAMAP-Rule:MF_00741}; OrderedLocusNames=llmg_0987;
OS Lactococcus lactis subsp. cremoris (strain MG1363).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC Lactococcus; Lactococcus cremoris subsp. cremoris.
OX NCBI_TaxID=416870;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA Coward C.;
RT "Chaperones and ATP-dependent proteases of Lactococcus lactis.";
RL Thesis (1998), University of Cambridge, United Kingdom.
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MG1363;
RX PubMed=17307855; DOI=10.1128/jb.01768-06;
RA Wegmann U., O'Connell-Motherway M., Zomer A., Buist G., Shearman C.,
RA Canchaya C., Ventura M., Goesmann A., Gasson M.J., Kuipers O.P.,
RA van Sinderen D., Kok J.;
RT "The complete genome sequence of the lactic acid bacterial paradigm
RT Lactococcus lactis subsp. cremoris MG1363.";
RL J. Bacteriol. 189:3256-3270(2007).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2-formamido-N(1)-(5-O-phospho-beta-D-ribosyl)acetamidine + ATP
CC = 5-amino-1-(5-phospho-beta-D-ribosyl)imidazole + ADP + H(+) +
CC phosphate; Xref=Rhea:RHEA:23032, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:137981,
CC ChEBI:CHEBI:147287, ChEBI:CHEBI:456216; EC=6.3.3.1;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00741};
CC -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway; 5-
CC amino-1-(5-phospho-D-ribosyl)imidazole from N(2)-formyl-N(1)-(5-
CC phospho-D-ribosyl)glycinamide: step 2/2. {ECO:0000255|HAMAP-
CC Rule:MF_00741}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00741}.
CC -!- SIMILARITY: Belongs to the AIR synthase family. {ECO:0000255|HAMAP-
CC Rule:MF_00741}.
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DR EMBL; AF016634; AAC16901.1; -; Genomic_DNA.
DR EMBL; AM406671; CAL97580.1; -; Genomic_DNA.
DR AlphaFoldDB; O68186; -.
DR SMR; O68186; -.
DR STRING; 416870.llmg_0987; -.
DR EnsemblBacteria; CAL97580; CAL97580; llmg_0987.
DR KEGG; llm:llmg_0987; -.
DR eggNOG; COG0150; Bacteria.
DR HOGENOM; CLU_047116_0_0_9; -.
DR OMA; EPLFMTD; -.
DR PhylomeDB; O68186; -.
DR UniPathway; UPA00074; UER00129.
DR Proteomes; UP000000364; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0004641; F:phosphoribosylformylglycinamidine cyclo-ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006189; P:'de novo' IMP biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd02196; PurM; 1.
DR Gene3D; 3.30.1330.10; -; 1.
DR Gene3D; 3.90.650.10; -; 1.
DR HAMAP; MF_00741; AIRS; 1.
DR InterPro; IPR010918; PurM-like_C_dom.
DR InterPro; IPR036676; PurM-like_C_sf.
DR InterPro; IPR016188; PurM-like_N.
DR InterPro; IPR036921; PurM-like_N_sf.
DR InterPro; IPR004733; PurM_cligase.
DR PANTHER; PTHR10520; PTHR10520; 1.
DR Pfam; PF00586; AIRS; 1.
DR Pfam; PF02769; AIRS_C; 1.
DR SUPFAM; SSF55326; SSF55326; 1.
DR SUPFAM; SSF56042; SSF56042; 1.
DR TIGRFAMs; TIGR00878; purM; 1.
PE 3: Inferred from homology;
KW ATP-binding; Cytoplasm; Ligase; Nucleotide-binding; Purine biosynthesis.
FT CHAIN 1..340
FT /note="Phosphoribosylformylglycinamidine cyclo-ligase"
FT /id="PRO_0000148217"
SQ SEQUENCE 340 AA; 36292 MW; E220C4C8780CBBE0 CRC64;
MTVSENAYAK SGVDVEAGYE VVSRIKKHVA KTERLGVLGA LGGFGGSFDL SVLDVKEPVL
ISGTDGVGTK LMLAIRADKH DTIGIDCVAM CVNDIIAAGA EPLYFLDYIA TGKNIPEKLE
QVVAGVAEGC LQAGAALIGG ETAEMPGMYD EDDYDLAGFA VGVAEKSQLI DGEKDVEAGD
VLLGLASSGI HSNGYSLVRK VFADFDLNES LPELDQSLID TLLTPTKIYV KELLPLIKQN
KIKGIAHITG GGFHENLPRM FGNSLSAEIV EGSWDVLPIF KALEKYGSIK HEEMYEIFNM
GIGMVIAVAP ENAAALKKEL NAFEIGQMVN RQEAPVVIKK