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GUAA_STACT
ID   GUAA_STACT              Reviewed;         513 AA.
AC   B9DLM7;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   24-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 83.
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=Sca_0050;
OS   Staphylococcus carnosus (strain TM300).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC   Staphylococcus.
OX   NCBI_TaxID=396513;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=TM300;
RX   PubMed=19060169; DOI=10.1128/aem.01982-08;
RA   Rosenstein R., Nerz C., Biswas L., Resch A., Raddatz G., Schuster S.C.,
RA   Goetz F.;
RT   "Genome analysis of the meat starter culture bacterium Staphylococcus
RT   carnosus TM300.";
RL   Appl. Environ. Microbiol. 75:811-822(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; AM295250; CAL26965.1; -; Genomic_DNA.
DR   RefSeq; WP_012664080.1; NC_012121.1.
DR   AlphaFoldDB; B9DLM7; -.
DR   SMR; B9DLM7; -.
DR   STRING; 396513.SCA_0050; -.
DR   MEROPS; C26.957; -.
DR   GeneID; 60546269; -.
DR   KEGG; sca:SCA_0050; -.
DR   eggNOG; COG0518; Bacteria.
DR   eggNOG; COG0519; Bacteria.
DR   HOGENOM; CLU_014340_0_5_9; -.
DR   OMA; KRKIIGH; -.
DR   OrthoDB; 504464at2; -.
DR   BioCyc; SCAR396513:SCA_RS00240-MON; -.
DR   UniPathway; UPA00189; UER00296.
DR   Proteomes; UP000000444; 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; IPR014729; Rossmann-like_a/b/a_fold.
DR   Pfam; PF00117; GATase; 1.
DR   Pfam; PF00958; GMP_synt_C; 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..513
FT                   /note="GMP synthase [glutamine-hydrolyzing]"
FT                   /id="PRO_1000133381"
FT   DOMAIN          9..198
FT                   /note="Glutamine amidotransferase type-1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   DOMAIN          199..388
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        172
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   ACT_SITE        174
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT   BINDING         226..232
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
SQ   SEQUENCE   513 AA;  58269 MW;  73F3550216873D62 CRC64;
     MEMAKEQEMI LVLDFGSQYN QLITRRIREM GVYSELHDHE ISIEEIKKMN PKGIILSGGP
     NSVYEEGSYT IDPEIYNLGV PVLGICYGMQ LTTKLLGGKV ERANEREYGK AIIHAKADEL
     FFGLPEEQTV WMSHSDKVIE IPEGFESIAD SPSTPYAAIE DKERRIYGVQ FHPEVRHTEY
     GNDILRNFVR RICDCTGEWT MENFIDLEIE KIREQVGDRK VLCAMSGGVD SSVVAVLLHK
     AIGDQLTCIF VDHGLLRKGE GDMVMEQFGE GFNMNIIRVN AKDRFMDKLK GVSDPEQKRK
     IIGNEFVYVF DDEASKLEGV DFLAQGTLYT DVIESGTKTA QTIKSHHNVG GLPEDMQFEL
     IEPINTLFKD EVRALGIELG IPEHLVWRQP FPGPGLGIRV LGEITEEKLE IVRESDAILR
     EVIREEGLER EIWQYFTVLP GMRSVGVMGD YRTYDYTIGI RAVTSIDGMT SDFARIDWEV
     LQKISSRIVN EVDHVNRVVY DVTSKPPSTI EWE
 
 
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