ID   GUAA_EDWI9              Reviewed;         525 AA.
AC   C5BER5;
DT   22-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT   28-JUL-2009, sequence version 1.
DT   03-AUG-2022, entry version 82.
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=NT01EI_3153;
OS   Edwardsiella ictaluri (strain 93-146).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Hafniaceae; Edwardsiella.
OX   NCBI_TaxID=634503;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=93-146;
RA   Williams M.L., Gillaspy A.F., Dyer D.W., Thune R.L., Waldbieser G.C.,
RA   Schuster S.C., Gipson J., Zaitshik J., Landry C., Lawrence M.L.;
RT   "Complete genome sequence of Edwardsiella ictaluri 93-146.";
RL   Submitted (MAR-2009) 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; CP001600; ACR70303.1; -; Genomic_DNA.
DR   RefSeq; WP_015872391.1; NC_012779.2.
DR   AlphaFoldDB; C5BER5; -.
DR   SMR; C5BER5; -.
DR   STRING; 67780.B6E78_07430; -.
DR   PRIDE; C5BER5; -.
DR   EnsemblBacteria; ACR70303; ACR70303; NT01EI_3153.
DR   GeneID; 7958671; -.
DR   KEGG; eic:NT01EI_3153; -.
DR   PATRIC; fig|634503.3.peg.2814; -.
DR   HOGENOM; CLU_014340_0_5_6; -.
DR   OMA; KRKIIGH; -.
DR   OrthoDB; 504464at2; -.
DR   UniPathway; UPA00189; UER00296.
DR   Proteomes; UP000001485; 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..525
FT                   /note="GMP synthase [glutamine-hydrolyzing]"
FT                   /id="PRO_1000205301"
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;  58166 MW;  67B3EFCE9E3F520F CRC64;
     MTQNIHQDRI LILDFGSQYT QLLARRVREI GVYCELWAWD VSEAQIRDFN PSGIILSGGP
     ESTTEAGSPR APEYVFQAGV PVLGVCYGMQ TMAMQLGGRV ESSTEREFGY AKVEVTAPGR
     LFDGIQDALS ADGNAVLDVW MSHGDKVTAI PSDFTTVAST ETCPYAIMAN EAKRFYGVQF
     HPEVTHTHQG QHMLQRFVLE ICGCAALWTP ATIIEDAVVR MREQIGDDEV ILGLSGGVDS
     SVTALLLHRA IGKRLTCVFV DNGLLRLNEA EQVMDMFGDR FGLNIIHVNA EARFLSALSG
     IADPEAKRKT IGRVFVEVFD EEAAKLPQVK WLAQGTIYPD VIESAASATG KAHVIKSHHN
     VGGLPEEMKL GLVEPLKELF KDEVRKIGLE LGLPYDMLYR HPFPGPGLGV RVLGEVKKEY
     CDLLRRADAI FIEELHKADL YNKVSQAFTV FLPVRSVGVM GDGRKYDWVV SLRAVETIDF
     MTAHWAHLPY DFLGRVSNRI INEVNGISRV VYDISGKPPA TIEWE