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GUAA_PELPB
ID   GUAA_PELPB              Reviewed;         513 AA.
AC   B4SFX7;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   23-SEP-2008, sequence version 1.
DT   03-AUG-2022, entry version 78.
DE   RecName: Full=GMP synthase [glutamine-hydrolyzing] {ECO:0000255|HAMAP-Rule:MF_00344};
DE            EC=6.3.5.2 {ECO:0000255|HAMAP-Rule:MF_00344};
DE   AltName: Full=GMP synthetase {ECO:0000255|HAMAP-Rule:MF_00344};
DE   AltName: Full=Glutamine amidotransferase {ECO:0000255|HAMAP-Rule:MF_00344};
GN   Name=guaA {ECO:0000255|HAMAP-Rule:MF_00344}; OrderedLocusNames=Ppha_2644;
OS   Pelodictyon phaeoclathratiforme (strain DSM 5477 / BU-1).
OC   Bacteria; Chlorobi; Chlorobia; Chlorobiales; Chlorobiaceae;
OC   Chlorobium/Pelodictyon group; Pelodictyon.
OX   NCBI_TaxID=324925;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 5477 / BU-1;
RG   US DOE Joint Genome Institute;
RA   Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Schmutz J., Larimer F., Land M.,
RA   Hauser L., Kyrpides N., Mikhailova N., Liu Z., Li T., Zhao F., Overmann J.,
RA   Bryant D.A., Richardson P.;
RT   "Complete sequence of Pelodictyon phaeoclathratiforme BU-1.";
RL   Submitted (JUN-2008) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the synthesis of GMP from XMP. {ECO:0000255|HAMAP-
CC       Rule:MF_00344}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + H2O + L-glutamine + XMP = AMP + diphosphate + GMP + 2
CC         H(+) + L-glutamate; Xref=Rhea:RHEA:11680, ChEBI:CHEBI:15377,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:29985, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:33019, ChEBI:CHEBI:57464, ChEBI:CHEBI:58115,
CC         ChEBI:CHEBI:58359, ChEBI:CHEBI:456215; EC=6.3.5.2;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00344};
CC   -!- PATHWAY: Purine metabolism; GMP biosynthesis; GMP from XMP (L-Gln
CC       route): step 1/1. {ECO:0000255|HAMAP-Rule:MF_00344}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00344}.
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DR   EMBL; CP001110; ACF44804.1; -; Genomic_DNA.
DR   RefSeq; WP_012509277.1; NC_011060.1.
DR   AlphaFoldDB; B4SFX7; -.
DR   SMR; B4SFX7; -.
DR   STRING; 324925.Ppha_2644; -.
DR   MEROPS; C26.957; -.
DR   EnsemblBacteria; ACF44804; ACF44804; Ppha_2644.
DR   KEGG; pph:Ppha_2644; -.
DR   eggNOG; COG0518; Bacteria.
DR   eggNOG; COG0519; Bacteria.
DR   HOGENOM; CLU_014340_0_5_10; -.
DR   OMA; KRKIIGH; -.
DR   OrthoDB; 504464at2; -.
DR   UniPathway; UPA00189; UER00296.
DR   Proteomes; UP000002724; Chromosome.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0003922; F:GMP synthase (glutamine-hydrolyzing) activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0016462; F:pyrophosphatase activity; IEA:InterPro.
DR   GO; GO:0006541; P:glutamine metabolic process; IEA:UniProtKB-KW.
DR   CDD; cd01742; GATase1_GMP_Synthase; 1.
DR   CDD; cd01997; GMP_synthase_C; 1.
DR   Gene3D; 3.40.50.620; -; 1.
DR   Gene3D; 3.40.50.880; -; 1.
DR   HAMAP; MF_00344; GMP_synthase; 1.
DR   InterPro; IPR029062; Class_I_gatase-like.
DR   InterPro; IPR017926; GATASE.
DR   InterPro; IPR001674; GMP_synth_C.
DR   InterPro; IPR004739; GMP_synth_GATase.
DR   InterPro; IPR022955; GMP_synthase.
DR   InterPro; IPR025777; GMPS_ATP_PPase_dom.
DR   InterPro; IPR022310; NAD/GMP_synthase.
DR   InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR   Pfam; PF00117; GATase; 1.
DR   Pfam; PF00958; GMP_synt_C; 1.
DR   Pfam; PF02540; NAD_synthase; 1.
DR   SUPFAM; SSF52317; SSF52317; 1.
DR   TIGRFAMs; TIGR00884; guaA_Cterm; 1.
DR   TIGRFAMs; TIGR00888; guaA_Nterm; 1.
DR   PROSITE; PS51273; GATASE_TYPE_1; 1.
DR   PROSITE; PS51553; GMPS_ATP_PPASE; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Glutamine amidotransferase; GMP biosynthesis; Ligase;
KW   Nucleotide-binding; Purine biosynthesis; Reference proteome.
FT   CHAIN           1..513
FT                   /note="GMP synthase [glutamine-hydrolyzing]"
FT                   /id="PRO_1000120351"
FT   DOMAIN          3..200
FT                   /note="Glutamine amidotransferase type-1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   DOMAIN          201..388
FT                   /note="GMPS ATP-PPase"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   ACT_SITE        80
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   ACT_SITE        174
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   ACT_SITE        176
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   BINDING         228..234
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
SQ   SEQUENCE   513 AA;  56879 MW;  85ED23DC13622343 CRC64;
     MQSVLVLDFG SQYTQLIARR IRELGIYSEI LPYNTTPESI REHNPKAIIL SGGPTSVYDA
     SAILPDDGIF SLGIPMLGIC YGLQVIAKHF GGEVASSSKH EFGRAKIMVA QDNEPESPLF
     HDIPDSDVWM SHGDKVMQLP EGFRVTASSE NSEMCAFESF GSKGALKIYA LQFHPEVQHT
     LYGKQLLSNF LITIAGITPD WSSKSFIEHQ LEEISRKAGK ETVICGISGG VDSTVAAVMV
     GKAIGKQLHC VFVDNGLLRK NEAEKVMTFL STLGLRVTLV DASDLFLKRL KTVASPEKKR
     KIIGRTFIQV FEEQMEQEKF LVQGTLYPDV IESVSVKGPS ETIKSHHNVG GLPKRMKLKL
     IEPLRELFKD EVRAVGRELG IAEDILMRHP FPGPGLAVRV LGSVTKERLD ILRDADEIFI
     EELKSTGLYQ KVWQAFAVLL PVQSVGVMGD KRTYENVLAL RAVESSDGMT ADWAQLPHDF
     LARVSNRIIN EVRGINRVAY DISSKPPATI EWE
 
 
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