ID   PUR5_GLOVI              Reviewed;         337 AA.
AC   Q7NMP5;
DT   16-JAN-2004, integrated into UniProtKB/Swiss-Prot.
DT   15-DEC-2003, sequence version 1.
DT   27-MAR-2024, entry version 115.
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=gll0720;
OS   Gloeobacter violaceus (strain ATCC 29082 / PCC 7421).
OC   Bacteria; Cyanobacteriota; Cyanophyceae; Gloeobacterales; Gloeobacteraceae;
OC   Gloeobacter.
OX   NCBI_TaxID=251221;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 29082 / PCC 7421;
RX   PubMed=14621292; DOI=10.1093/dnares/10.4.137;
RA   Nakamura Y., Kaneko T., Sato S., Mimuro M., Miyashita H., Tsuchiya T.,
RA   Sasamoto S., Watanabe A., Kawashima K., Kishida Y., Kiyokawa C., Kohara M.,
RA   Matsumoto M., Matsuno A., Nakazaki N., Shimpo S., Takeuchi C., Yamada M.,
RA   Tabata S.;
RT   "Complete genome structure of Gloeobacter violaceus PCC 7421, a
RT   cyanobacterium that lacks thylakoids.";
RL   DNA Res. 10:137-145(2003).
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; BA000045; BAC88661.1; -; Genomic_DNA.
DR   RefSeq; NP_923666.1; NC_005125.1.
DR   RefSeq; WP_011140722.1; NC_005125.1.
DR   AlphaFoldDB; Q7NMP5; -.
DR   SMR; Q7NMP5; -.
DR   STRING; 251221.gene:10758196; -.
DR   EnsemblBacteria; BAC88661; BAC88661; BAC88661.
DR   KEGG; gvi:gll0720; -.
DR   PATRIC; fig|251221.4.peg.733; -.
DR   eggNOG; COG0150; Bacteria.
DR   HOGENOM; CLU_047116_0_0_3; -.
DR   InParanoid; Q7NMP5; -.
DR   OrthoDB; 9802507at2; -.
DR   PhylomeDB; Q7NMP5; -.
DR   UniPathway; UPA00074; UER00129.
DR   Proteomes; UP000000557; Chromosome.
DR   GO; GO:0005829; C:cytosol; IBA:GO_Central.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0004637; F:phosphoribosylamine-glycine ligase activity; IBA:GO_Central.
DR   GO; GO:0004641; F:phosphoribosylformylglycinamidine cyclo-ligase activity; IBA:GO_Central.
DR   GO; GO:0006189; P:'de novo' IMP biosynthetic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0046084; P:adenine biosynthetic process; IBA:GO_Central.
DR   GO; GO:0006164; P:purine nucleotide biosynthetic process; IBA:GO_Central.
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;
KW   Reference proteome.
FT   CHAIN           1..337
FT                   /note="Phosphoribosylformylglycinamidine cyclo-ligase"
FT                   /id="PRO_0000148214"
SQ   SEQUENCE   337 AA;  35366 MW;  35EF194D0C4E0B26 CRC64;
     MDYKSAGVDV EAGYEFVARI RGAVERTRRP EQLGGLGGFG GLFALPAGYR EPVLVAGTDG
     VGTKLKLAFA LDRHDTIGID CVAMCVNDVL AQGAEPLFFL DYLATGKLSP AQLAGVVEGI
     AAGCLEAGCT LLGGETAEMP GFYAAGEYDV AGFCVGIVER SQIIDGNRVQ VGDALLGLSS
     SGVHSNGFSL VRRIVELAGL DWHHRPEDFP ASLGEVLLTP TRIYVKPVRA ALEAGFDIRG
     IAHITGGGLI ENVPRALGGL GACLERNSWP VPPVFTWLER TGGVGRQDMD QTFNLGLGLV
     LACPTEQADA LQAYLAKQGE QVLRIGAVVE AAGVRFA
//