ID Q31RU8_SYNE7 Unreviewed; 575 AA.
AC Q31RU8;
DT 06-DEC-2005, integrated into UniProtKB/TrEMBL.
DT 06-DEC-2005, sequence version 1.
DT 27-MAR-2024, entry version 135.
DE RecName: Full=GMP synthase [glutamine-hydrolyzing] {ECO:0000256|HAMAP-Rule:MF_00344};
DE EC=6.3.5.2 {ECO:0000256|HAMAP-Rule:MF_00344};
DE AltName: Full=GMP synthetase {ECO:0000256|HAMAP-Rule:MF_00344};
DE AltName: Full=Glutamine amidotransferase {ECO:0000256|HAMAP-Rule:MF_00344};
GN Name=guaA {ECO:0000256|HAMAP-Rule:MF_00344};
GN OrderedLocusNames=Synpcc7942_0189 {ECO:0000313|EMBL:ABB56221.1};
OS Synechococcus elongatus (strain ATCC 33912 / PCC 7942 / FACHB-805)
OS (Anacystis nidulans R2).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Synechococcales; Synechococcaceae;
OC Synechococcus.
OX NCBI_TaxID=1140 {ECO:0000313|EMBL:ABB56221.1, ECO:0000313|Proteomes:UP000889800};
RN [1] {ECO:0000313|Proteomes:UP000889800}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 33912 / PCC 7942 / FACHB-805
RC {ECO:0000313|Proteomes:UP000889800};
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., Schmutz J., Larimer F., Land M.,
RA Kyrpides N., Lykidis A., Richardson P.;
RT "Complete sequence of chromosome 1 of Synechococcus elongatus PCC 7942.";
RL Submitted (AUG-2005) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the synthesis of GMP from XMP.
CC {ECO:0000256|ARBA:ARBA00002332, ECO:0000256|HAMAP-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:0000256|HAMAP-Rule:MF_00344};
CC -!- PATHWAY: Purine metabolism; GMP biosynthesis; GMP from XMP (L-Gln
CC route): step 1/1. {ECO:0000256|ARBA:ARBA00005153, ECO:0000256|HAMAP-
CC Rule:MF_00344}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00344}.
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DR EMBL; CP000100; ABB56221.1; -; Genomic_DNA.
DR AlphaFoldDB; Q31RU8; -.
DR STRING; 1140.Synpcc7942_0189; -.
DR MEROPS; C26.957; -.
DR PaxDb; 1140-Synpcc7942_0189; -.
DR KEGG; syf:Synpcc7942_0189; -.
DR eggNOG; COG0518; Bacteria.
DR eggNOG; COG0519; Bacteria.
DR HOGENOM; CLU_014340_0_5_3; -.
DR BioCyc; SYNEL:SYNPCC7942_0189-MONOMER; -.
DR UniPathway; UPA00189; UER00296.
DR Proteomes; UP000889800; Chromosome.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003921; F:GMP synthase activity; IEA:InterPro.
DR GO; GO:0006541; P:glutamine metabolic process; IEA:UniProtKB-UniRule.
DR CDD; cd01742; GATase1_GMP_Synthase; 1.
DR CDD; cd01997; GMP_synthase_C; 1.
DR Gene3D; 3.30.300.10; -; 1.
DR Gene3D; 3.40.50.880; -; 1.
DR Gene3D; 3.40.50.620; HUPs; 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 NCBIfam; TIGR00884; guaA_Cterm; 1.
DR NCBIfam; TIGR00888; guaA_Nterm; 1.
DR PANTHER; PTHR11922:SF2; GMP SYNTHASE [GLUTAMINE-HYDROLYZING]; 1.
DR PANTHER; PTHR11922; GMP SYNTHASE-RELATED; 1.
DR Pfam; PF00117; GATase; 1.
DR Pfam; PF00958; GMP_synt_C; 1.
DR PRINTS; PR00097; ANTSNTHASEII.
DR PRINTS; PR00099; CPSGATASE.
DR PRINTS; PR00096; GATASE.
DR SUPFAM; SSF52402; Adenine nucleotide alpha hydrolases-like; 1.
DR SUPFAM; SSF52317; Class I glutamine amidotransferase-like; 1.
DR SUPFAM; SSF54810; GMP synthetase C-terminal dimerisation domain; 1.
DR PROSITE; PS51273; GATASE_TYPE_1; 1.
DR PROSITE; PS51553; GMPS_ATP_PPASE; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00344};
KW Glutamine amidotransferase {ECO:0000256|ARBA:ARBA00022962,
KW ECO:0000256|HAMAP-Rule:MF_00344};
KW GMP biosynthesis {ECO:0000256|ARBA:ARBA00022749, ECO:0000256|HAMAP-
KW Rule:MF_00344};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00344};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00344};
KW Purine biosynthesis {ECO:0000256|ARBA:ARBA00022755, ECO:0000256|HAMAP-
KW Rule:MF_00344}; Reference proteome {ECO:0000313|Proteomes:UP000889800}.
FT DOMAIN 252..450
FT /note="GMPS ATP-PPase"
FT /evidence="ECO:0000259|PROSITE:PS51553"
FT ACT_SITE 138
FT /note="Nucleophile"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00344,
FT ECO:0000256|PROSITE-ProRule:PRU00605"
FT ACT_SITE 225
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00344,
FT ECO:0000256|PROSITE-ProRule:PRU00605"
FT ACT_SITE 227
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00344,
FT ECO:0000256|PROSITE-ProRule:PRU00605"
FT BINDING 279..285
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU00886"
SQ SEQUENCE 575 AA; 64725 MW; 468C1DC5BDD3EEC9 CRC64;
MGESSARKPN ISVSGRWLVH PAIAAFSSAF PGCFCPLPSP AVTLQTEMEA ALEVAALNRE
MLIILDFGSQ YSELIARRIR ETQVYSEVLS YRTTADQIRQ LSPKGIILSG GPNSVYDDYA
PVCDPEIWNL GIPVLGVCYG MQLMVQQLGG QVDRAERGEY GKAALVIDDP TDLLTNVEPG
STMWMSHGDS VKTMPEGFEL LAHTDNTPCA AIADHQRKFY GVQFHPEVVH SVHGMALIRN
FVYHICDCEP TWTTETFVEE AIREIRARVG DKRVLLALSG GVDSSTLAFL LHRAIGDQLT
CMFIDQGFMR KGEPERLMEV FNEKFKIHVE YIQARDRFLQ RLEGITDPEE KRKRIGHEFI
RVFEEESRRL GPFDYLAQGT LYPDVIESAD TNVDPKTGER VAVKIKSHHN VGGLPKDLQF
KLVEPLRRLF KDEVRQVGRS LGLPEEIVKR HPFPGPGLAI RILGEVTAEK LNILRDADLI
VRQEVNRQGY YDEFWQAFAV LLPVKSVGVM GDKRTYAYPV VLRFVSSEDG MTADWSRAPY
DLLETISNRI VNEVKGVNRV VYDITSKPPG TIEWE
//
