ID A0A2N4YHT6_9RHOB Unreviewed; 345 AA.
AC A0A2N4YHT6;
DT 25-APR-2018, integrated into UniProtKB/TrEMBL.
DT 25-APR-2018, sequence version 1.
DT 24-JAN-2024, entry version 16.
DE RecName: Full=Phosphoribosylformylglycinamidine cyclo-ligase {ECO:0000256|ARBA:ARBA00020367, ECO:0000256|HAMAP-Rule:MF_00741};
DE EC=6.3.3.1 {ECO:0000256|ARBA:ARBA00013047, ECO:0000256|HAMAP-Rule:MF_00741};
DE AltName: Full=AIR synthase {ECO:0000256|ARBA:ARBA00032931, ECO:0000256|HAMAP-Rule:MF_00741};
DE AltName: Full=AIRS {ECO:0000256|ARBA:ARBA00033093, ECO:0000256|HAMAP-Rule:MF_00741};
DE AltName: Full=Phosphoribosyl-aminoimidazole synthetase {ECO:0000256|ARBA:ARBA00031908, ECO:0000256|HAMAP-Rule:MF_00741};
GN Name=purM {ECO:0000256|HAMAP-Rule:MF_00741};
GN ORFNames=C0V75_05960 {ECO:0000313|EMBL:PLL12976.1};
OS Tabrizicola sp. TH137.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae; Tabrizicola.
OX NCBI_TaxID=2067452 {ECO:0000313|EMBL:PLL12976.1, ECO:0000313|Proteomes:UP000234539};
RN [1] {ECO:0000313|EMBL:PLL12976.1, ECO:0000313|Proteomes:UP000234539}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=TH137 {ECO:0000313|EMBL:PLL12976.1,
RC ECO:0000313|Proteomes:UP000234539};
RA Cai h.;
RT "genomes of bacteria within cyanobacterial aggregates.";
RL Submitted (DEC-2017) to the EMBL/GenBank/DDBJ databases.
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:0000256|ARBA:ARBA00023392, ECO:0000256|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.
CC {ECO:0000256|ARBA:ARBA00004686, ECO:0000256|HAMAP-Rule:MF_00741}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00741}.
CC -!- SIMILARITY: Belongs to the AIR synthase family.
CC {ECO:0000256|ARBA:ARBA00010280, ECO:0000256|HAMAP-Rule:MF_00741}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:PLL12976.1}.
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DR EMBL; PKRQ01000002; PLL12976.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2N4YHT6; -.
DR OrthoDB; 9777881at2; -.
DR UniPathway; UPA00074; UER00129.
DR Proteomes; UP000234539; Unassembled WGS sequence.
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 {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00741}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00741};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00741};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00741}; Purine biosynthesis {ECO:0000256|HAMAP-Rule:MF_00741};
KW Reference proteome {ECO:0000313|Proteomes:UP000234539}.
FT DOMAIN 58..163
FT /note="PurM-like N-terminal"
FT /evidence="ECO:0000259|Pfam:PF00586"
FT DOMAIN 174..338
FT /note="PurM-like C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02769"
SQ SEQUENCE 345 AA; 35637 MW; B7C3EEEFB71DE8F9 CRC64;
MTNGLTYAQA GVDIDAGNEL VERIKPAAKR TTRPGTMSGL GGFGALFDLK AAGYSDPILV
AATDGVGTKL RIAIDTGNVD TIGIDLVAMC VNDLVCQGAE PLLFLDYFAT GKLEVDQAAR
IIEGIAEGCA ASGCALIGGE TAEMPGMYHK GDFDLAGFAV GAMERGQDLP AGVQAGDVLL
GLASNGVHSN GYSFVRKVVE LSGLTWDAPS PFSDGNLGAA LLAPTRLYVK QALAAIRAGG
VHGLAHITGG GLTENPPRVL PDGLACEIDL GAWTLPPVFR WLATTANMAE PELLKTFNCG
IGMILVVAED RAEALSALLA EAGETVTRLG RVVEGQGVIY RGRLL
//
