PUR5_SYMTH
ID PUR5_SYMTH Reviewed; 353 AA.
AC Q67KG0;
DT 31-OCT-2006, integrated into UniProtKB/Swiss-Prot.
DT 11-OCT-2004, sequence version 1.
DT 25-MAY-2022, entry version 105.
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=STH2853;
OS Symbiobacterium thermophilum (strain T / IAM 14863).
OC Bacteria; Firmicutes; Clostridia; Eubacteriales; Symbiobacteriaceae;
OC Symbiobacterium.
OX NCBI_TaxID=292459;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=T / IAM 14863;
RX PubMed=15383646; DOI=10.1093/nar/gkh830;
RA Ueda K., Yamashita A., Ishikawa J., Shimada M., Watsuji T., Morimura K.,
RA Ikeda H., Hattori M., Beppu T.;
RT "Genome sequence of Symbiobacterium thermophilum, an uncultivable bacterium
RT that depends on microbial commensalism.";
RL Nucleic Acids Res. 32:4937-4944(2004).
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; AP006840; BAD41838.1; -; Genomic_DNA.
DR RefSeq; WP_011196972.1; NC_006177.1.
DR AlphaFoldDB; Q67KG0; -.
DR SMR; Q67KG0; -.
DR STRING; 292459.STH2853; -.
DR EnsemblBacteria; BAD41838; BAD41838; STH2853.
DR KEGG; sth:STH2853; -.
DR eggNOG; COG0150; Bacteria.
DR HOGENOM; CLU_047116_0_0_9; -.
DR OMA; EPLFMTD; -.
DR OrthoDB; 923547at2; -.
DR UniPathway; UPA00074; UER00129.
DR Proteomes; UP000000417; 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;
KW Reference proteome.
FT CHAIN 1..353
FT /note="Phosphoribosylformylglycinamidine cyclo-ligase"
FT /id="PRO_0000258420"
SQ SEQUENCE 353 AA; 37409 MW; F54688ECDB4AEF3F CRC64;
MTEKGLTYAD AGVNRERHYE LVRRIAAHTA RTLRRPGTLG NIGAFGGLFQ LDPARYPEPV
LVSGTDGVGT KLRLAFLSGR HDTVGIDLVA MSVNDILCQG AEPLFFLDYI GIGQKDLAVL
EQVVKGIADG CLQAGCALIG GETAELPGMY PPGEYDLAGF AVGIVNRDRL LTGEKVAPGD
ALVGLASSGL HANGYSLARR VLLKVDGGAF DLDDRPPELG GRTVLEVMLT PTRIYVRTVL
RLLARFDVHG IANITGGGLH ENIPRMLPEG TAAVLRRGAW KEPPVFDLIR RLGPVAQAEM
EATFNLGLGM VLAVPADQAE AVAAAARELG EEAWVVGEVA AAEPGGPRVV VRR