GUAA_RHOP2
ID GUAA_RHOP2 Reviewed; 540 AA.
AC Q2IV75;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 07-MAR-2006, sequence version 1.
DT 03-AUG-2022, entry version 99.
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=RPB_3189;
OS Rhodopseudomonas palustris (strain HaA2).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC Bradyrhizobiaceae; Rhodopseudomonas.
OX NCBI_TaxID=316058;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HaA2;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA Hammon N., Israni S., Pitluck S., Chain P., Malfatti S., Shin M.,
RA Vergez L., Schmutz J., Larimer F., Land M., Hauser L., Pelletier D.A.,
RA Kyrpides N., Anderson I., Oda Y., Harwood C.S., Richardson P.;
RT "Complete sequence of Rhodopseudomonas palustris HaA2.";
RL Submitted (JAN-2006) 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; CP000250; ABD07885.1; -; Genomic_DNA.
DR RefSeq; WP_011442069.1; NC_007778.1.
DR AlphaFoldDB; Q2IV75; -.
DR SMR; Q2IV75; -.
DR STRING; 316058.RPB_3189; -.
DR MEROPS; C26.957; -.
DR EnsemblBacteria; ABD07885; ABD07885; RPB_3189.
DR KEGG; rpb:RPB_3189; -.
DR eggNOG; COG0518; Bacteria.
DR eggNOG; COG0519; Bacteria.
DR HOGENOM; CLU_014340_0_5_5; -.
DR OMA; KRKIIGH; -.
DR OrthoDB; 504464at2; -.
DR UniPathway; UPA00189; UER00296.
DR Proteomes; UP000008809; 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..540
FT /note="GMP synthase [glutamine-hydrolyzing]"
FT /id="PRO_1000120381"
FT DOMAIN 29..222
FT /note="Glutamine amidotransferase type-1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT DOMAIN 223..415
FT /note="GMPS ATP-PPase"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT ACT_SITE 106
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT ACT_SITE 196
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT ACT_SITE 198
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT BINDING 250..256
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
SQ SEQUENCE 540 AA; 58230 MW; 658F7417B4261932 CRC64;
MTAPSTPSAS SVVPSGADTS PHVAAIHEKI LIVDFGSQVT QLIARRVREE GVYSEIVPFQ
KAEAAFAEMK PKAVILSGGP ASVLDADAPA APMAILEAGV PVLGICYGEQ TLAKQLGGTV
EAGHHREFGR ATIEITDDCA LFDGVWQKGG TYDVWMSHGD RVTKLPDGFR GVAKAPGSPI
SVIADDKRKF YATQFHLEVV HTPDGAKILR NFVRKVAGLT GDWTMRAFRE EAIEKIRAQV
GTGKVICGLS GGVDSAVAAV LIHEAIGDQL TCVFVDHGML RKDEAKTVVD LFRHHYNIPL
VHVDASETFL GALSGVTDPE QKRKIIGKLF IDVFDAEAKV VGGADYLAQG TLYPDVIESV
SFTGGPSVTI KSHHNVGGLP ERMNMKLVEP LRELFKDEVR ALGRELGLPE IFVGRHPFPG
PGLAIRCPGE ITAEKLDILR NADAVYIDQI RKAGLYDAIW QAFAVLLPVK TVGVMGDGRT
YEYVVGLRAV TSTDGMTADY YPFDMAFLGA TATRIINEVK GVNRVVYDVT SKPPGTIEWE
