ID   GUAA_SALPC              Reviewed;         525 AA.
AC   C0PYP4;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   05-MAY-2009, sequence version 1.
DT   03-AUG-2022, entry version 70.
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=SPC_1145;
OS   Salmonella paratyphi C (strain RKS4594).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Salmonella.
OX   NCBI_TaxID=476213;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=RKS4594;
RX   PubMed=19229335; DOI=10.1371/journal.pone.0004510;
RA   Liu W.-Q., Feng Y., Wang Y., Zou Q.-H., Chen F., Guo J.-T., Peng Y.-H.,
RA   Jin Y., Li Y.-G., Hu S.-N., Johnston R.N., Liu G.-R., Liu S.-L.;
RT   "Salmonella paratyphi C: genetic divergence from Salmonella choleraesuis
RT   and pathogenic convergence with Salmonella typhi.";
RL   PLoS ONE 4:E4510-E4510(2009).
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; CP000857; ACN45311.1; -; Genomic_DNA.
DR   RefSeq; WP_000138296.1; NC_012125.1.
DR   AlphaFoldDB; C0PYP4; -.
DR   SMR; C0PYP4; -.
DR   MEROPS; C26.957; -.
DR   EnsemblBacteria; ACN45311; ACN45311; SPC_1145.
DR   KEGG; sei:SPC_1145; -.
DR   HOGENOM; CLU_014340_0_5_6; -.
DR   OMA; KRKIIGH; -.
DR   UniPathway; UPA00189; UER00296.
DR   Proteomes; UP000001599; 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.
FT   CHAIN           1..525
FT                   /note="GMP synthase [glutamine-hydrolyzing]"
FT                   /id="PRO_1000133378"
FT   DOMAIN          9..207
FT                   /note="Glutamine amidotransferase type-1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   DOMAIN          208..400
FT                   /note="GMPS ATP-PPase"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   ACT_SITE        86
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   ACT_SITE        181
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   ACT_SITE        183
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   BINDING         235..241
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
SQ   SEQUENCE   525 AA;  58700 MW;  565D88B42E239D2A CRC64;
     MTENIHKHRI LILDFGSQYT QLVARRVREL GVYCELWAWD VTEAQIRDFN PSGIILSGGP
     ESTTEENSPR APQYVFEAGV PVFGVCYGMQ TMAMQLGGHV EGSNEREFGY AQVEVLTDSA
     LVRGIEDSLT ADGKPLLDVW MSHGDKVTAI PSDFVTVAST ESCPFAIMAN EEKRFYGVQF
     HPEVTHTRQG MRMLERFVRD ICQCEALWTP AKIIDDAVAR IREQVGDDKV ILGLSGGVDS
     SVTAMLLHRA IGKNLTCVFV DNGLLRLNEA EQVMDMFGDH FGLNIVHVPA EERFLSALAG
     ENDPEAKRKI IGRVFVEVFD EEALKLEDVK WLAQGTIYPD VIESAASATG KAHVIKSHHN
     VGGLPKEMKM GLVEPLKELF KDEVRKIGLE LGLPYDMLYR HPFPGPGLGV RVLGEVKKEY
     CDLLRRADAI FIEELRKADL YDKVSQAFTV FLPVRSVGVM GDGRKYDWVV SLRAVETIDF
     MTAHWAHLPY DFLGRVSNRI INEVNGISRV VYDISGKPPA TIEWE