GUAA_CERSK
ID GUAA_CERSK Reviewed; 518 AA.
AC B9KT27;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 24-MAR-2009, sequence version 1.
DT 03-AUG-2022, entry version 75.
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};
GN OrderedLocusNames=RSKD131_1313;
OS Cereibacter sphaeroides (strain KD131 / KCTC 12085) (Rhodobacter
OS sphaeroides).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Rhodobacterales;
OC Rhodobacteraceae; Cereibacter.
OX NCBI_TaxID=557760;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=KD131 / KCTC 12085;
RX PubMed=19028901; DOI=10.1128/jb.01565-08;
RA Lim S.-K., Kim S.J., Cha S.H., Oh Y.-K., Rhee H.-J., Kim M.-S., Lee J.K.;
RT "Complete genome sequence of Rhodobacter sphaeroides KD131.";
RL J. Bacteriol. 191:1118-1119(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}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CP001150; ACM01173.1; -; Genomic_DNA.
DR RefSeq; WP_009565333.1; NC_011963.1.
DR AlphaFoldDB; B9KT27; -.
DR SMR; B9KT27; -.
DR MEROPS; C26.957; -.
DR EnsemblBacteria; ACM01173; ACM01173; RSKD131_1313.
DR GeneID; 67446732; -.
DR KEGG; rsk:RSKD131_1313; -.
DR HOGENOM; CLU_014340_0_5_5; -.
DR OMA; KRKIIGH; -.
DR UniPathway; UPA00189; UER00296.
DR Proteomes; UP000001597; Chromosome 1.
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..518
FT /note="GMP synthase [glutamine-hydrolyzing]"
FT /id="PRO_1000133377"
FT DOMAIN 6..200
FT /note="Glutamine amidotransferase type-1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT DOMAIN 201..393
FT /note="GMPS ATP-PPase"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT ACT_SITE 84
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT ACT_SITE 175
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT ACT_SITE 177
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 518 AA; 57012 MW; 2AC9000E076C1C51 CRC64;
MTQHDRLLII DFGSQVTQLI ARRLRELNVY CEIHPYQNVT EAFLKGFAPK AVIFSGGPSS
VFAEGAPMPP AGVFDLGVPI LGICYGQQVM MHCLGGKVER GHGTAEFGRA FVTPTAERLA
ILDGWFEEGR EQVWMSHGDH VSQIAPGFQV FGTSPNAPFA ITGDPARHFY AVQFHPEVHH
TPKGAKLYEN FVRLAGFKGD WTMGAYREEA IARIRAQVGD QKVICGLSGG VDSSVAAVLI
HEAIGDQLTC VFVDHGLLRL GEAEQVVKMF RDHYNMPLIH ADESDLFLGA LEGVSDPEVK
RKTIGRLFID VFQKHAADVG GATFLAQGTL YPDVIESVSF SGGPSVTIKS HHNVGGLPEK
MGLKLVEPLR ELFKDEVRAL GRELGLPESF IGRHPFPGPG LAIRCPGEIT REKLEILRRA
DAVYIDQIRR HGLYDEIWQA FVALLPVRTV GVMGDGRTYD YACALRAVTS VDGMTADYYP
FTHDFLGETA TRIINEVQGI NRVTYDITSK PPGTIEWE
