ID   PUR5_HAMD5              Reviewed;         355 AA.
AC   C4K4D1;
DT   22-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT   07-JUL-2009, sequence version 1.
DT   27-MAR-2024, entry version 70.
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=HDEF_0691;
OS   Hamiltonella defensa subsp. Acyrthosiphon pisum (strain 5AT).
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; aphid secondary symbionts; Hamiltonella.
OX   NCBI_TaxID=572265;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=5AT;
RX   PubMed=19451630; DOI=10.1073/pnas.0900194106;
RA   Degnan P.H., Yu Y., Sisneros N., Wing R.A., Moran N.A.;
RT   "Hamiltonella defensa, genome evolution of protective bacterial
RT   endosymbiont from pathogenic ancestors.";
RL   Proc. Natl. Acad. Sci. U.S.A. 106:9063-9068(2009).
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; CP001277; ACQ67424.1; -; Genomic_DNA.
DR   RefSeq; WP_015873245.1; NC_012751.1.
DR   AlphaFoldDB; C4K4D1; -.
DR   SMR; C4K4D1; -.
DR   STRING; 572265.HDEF_0691; -.
DR   GeneID; 66260548; -.
DR   KEGG; hde:HDEF_0691; -.
DR   eggNOG; COG0150; Bacteria.
DR   HOGENOM; CLU_047116_0_0_6; -.
DR   UniPathway; UPA00074; UER00129.
DR   Proteomes; UP000002334; 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; 3.90.650.10; 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.
FT   CHAIN           1..355
FT                   /note="Phosphoribosylformylglycinamidine cyclo-ligase"
FT                   /id="PRO_1000212825"
SQ   SEQUENCE   355 AA;  38808 MW;  0BC7DBCA1672969C CRC64;
     MTDHVSLNYK DAGVDIHAGY LLVERIKKAV KQTHRPEVIG GLGGFGALCA LPQKYREPIL
     VSGTDGVGTK LRLAIDLKRH ETIGIDLVAM CVNDLIVQGA EPLFFLDYFA TGQLDVETAA
     CVIAGIAEGC QQAGCALVGG ETAEMPGMYQ AKDYDLAGFC LGVVEKSKLI NGHQNVKSGD
     TLLALASSGL HSNGYSLVRQ VLNLSKKDPE TWMLNGKSLA DHLLEPTRIY VKSILTLIET
     QNVDIHAIAH LTGGGFFENI PRVLPKNTCV LIEESSWQWP CIFDWLQKTG NINKQEMYRT
     FNCGVGMIIA LPENQADKTL DFLTSVGEKA WRIGRVDSSK TSSERIIFKK SILNN
//