ID   PUR5_SYNWW              Reviewed;         345 AA.
AC   Q0AW29;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   17-OCT-2006, sequence version 1.
DT   02-SEP-2026, entry version 98.
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};
GN   OrderedLocusNames=Swol_1777;
OS   Syntrophomonas wolfei subsp. wolfei (strain DSM 2245B / Goettingen).
OC   Bacteria; Bacillati; Bacillota; Clostridia; Eubacteriales;
OC   Syntrophomonadaceae; Syntrophomonas.
OX   NCBI_TaxID=335541;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 2245B / Goettingen;
RX   PubMed=21966920; DOI=10.1111/j.1462-2920.2010.02237.x;
RA   Sieber J.R., Sims D.R., Han C., Kim E., Lykidis A., Lapidus A.L.,
RA   McDonnald E., Rohlin L., Culley D.E., Gunsalus R., McInerney M.J.;
RT   "The genome of Syntrophomonas wolfei: new insights into syntrophic
RT   metabolism and biohydrogen production.";
RL   Environ. Microbiol. 12:2289-2301(2010).
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 + phosphate +
CC         H(+); Xref=Rhea:RHEA:23032, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:43474, ChEBI:CHEBI:137981, ChEBI:CHEBI:147287,
CC         ChEBI:CHEBI:456216; EC=6.3.3.1; Evidence={ECO:0000255|HAMAP-
CC         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; CP000448; ABI69075.1; -; Genomic_DNA.
DR   RefSeq; WP_011641170.1; NC_008346.1.
DR   AlphaFoldDB; Q0AW29; -.
DR   SMR; Q0AW29; -.
DR   STRING; 335541.Swol_1777; -.
DR   KEGG; swo:Swol_1777; -.
DR   eggNOG; COG0150; Bacteria.
DR   HOGENOM; CLU_047116_0_0_9; -.
DR   OrthoDB; 9802507at2; -.
DR   UniPathway; UPA00074; UER00129.
DR   Proteomes; UP000001968; Chromosome.
DR   GO; GO:0005829; C:cytosol; IEA:TreeGrafter.
DR   GO; GO:0004637; F:phosphoribosylamine-glycine ligase activity; IEA:TreeGrafter.
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   GO; GO:0046084; P:adenine biosynthetic process; IEA:TreeGrafter.
DR   CDD; cd02196; PurM; 1.
DR   FunFam; 3.30.1330.10:FF:000001; Phosphoribosylformylglycinamidine cyclo-ligase; 1.
DR   FunFam; 3.90.650.10:FF:000011; Phosphoribosylformylglycinamidine cyclo-ligase; 1.
DR   Gene3D; 3.90.650.10; PurM-like C-terminal domain; 1.
DR   Gene3D; 3.30.1330.10; PurM-like, N-terminal domain; 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   NCBIfam; TIGR00878; purM; 1.
DR   PANTHER; PTHR10520:SF12; TRIFUNCTIONAL PURINE BIOSYNTHETIC PROTEIN ADENOSINE-3; 1.
DR   PANTHER; PTHR10520; TRIFUNCTIONAL PURINE BIOSYNTHETIC PROTEIN ADENOSINE-3-RELATED; 1.
DR   Pfam; PF00586; AIRS; 1.
DR   Pfam; PF02769; AIRS_C; 1.
DR   SUPFAM; SSF56042; PurM C-terminal domain-like; 1.
DR   SUPFAM; SSF55326; PurM N-terminal domain-like; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Cytoplasm; Ligase; Nucleotide-binding; Purine biosynthesis;
KW   Reference proteome.
FT   CHAIN           1..345
FT                   /note="Phosphoribosylformylglycinamidine cyclo-ligase"
FT                   /id="PRO_1000083471"
SQ   SEQUENCE   345 AA;  37106 MW;  1BF0AB86A1AFE3C2 CRC64;
     MDKPGLSYKE AGVDIDAANR SVEMIKKWVG QTIRPEVLSG IGSFGGFFAL DLQKYQEPVL
     VSGTDGVGTK LRIAQMMGVH DSVGIDLVAM CVNDILAHGA EPLFFLDYIA IGKLDPVLVE
     LLVKGVSQGC LQAGCSLIGG ETAEMPGFYR EKEYDLAGFA VGAVERSRLI NGSSIADGDL
     LIALPSSGLH SNGYSLARKV LLEKAGIKLE ENIAELGHSL GEELLCPTRI YVPAILALLE
     ACEVKGLAHI TGGGIVENLQ RIMPSGLGAV IDSQAIEIKP VFKLIEKLGQ VDKSEMFRTF
     NMGIGYIIVV SPLYHDKALK CLRDKGEKPI LIGRVEKDRE KVSIQ
//