ID A0A2D0HP44_9NOSO Unreviewed; 540 AA.
AC A0A2D0HP44;
DT 20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT 20-DEC-2017, sequence version 1.
DT 24-JAN-2024, entry version 28.
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 ORFNames=CK516_03815 {ECO:0000313|EMBL:PHM11249.1};
OS Nostoc sp. 'Peltigera malacea cyanobiont' DB3992.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Nostocaceae; Nostoc.
OX NCBI_TaxID=1206980 {ECO:0000313|EMBL:PHM11249.1, ECO:0000313|Proteomes:UP000223928};
RN [1] {ECO:0000313|EMBL:PHM11249.1, ECO:0000313|Proteomes:UP000223928}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DB3992 {ECO:0000313|EMBL:PHM11249.1};
RA Gagunashvili A.N., Andresson O.S.;
RT "Distinctive characters of Nostoc genomes in cyanolichens.";
RL Submitted (AUG-2017) 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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:PHM11249.1}.
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DR EMBL; NSHF01000020; PHM11249.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2D0HP44; -.
DR UniPathway; UPA00189; UER00296.
DR Proteomes; UP000223928; Unassembled WGS sequence.
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; IPR022310; NAD/GMP_synthase.
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 Pfam; PF02540; NAD_synthase; 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:UP000223928}.
FT DOMAIN 217..415
FT /note="GMPS ATP-PPase"
FT /evidence="ECO:0000259|PROSITE:PS51553"
FT ACT_SITE 103
FT /note="Nucleophile"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00344,
FT ECO:0000256|PROSITE-ProRule:PRU00605"
FT ACT_SITE 190
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00344,
FT ECO:0000256|PROSITE-ProRule:PRU00605"
FT ACT_SITE 192
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00344,
FT ECO:0000256|PROSITE-ProRule:PRU00605"
FT BINDING 244..250
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU00886"
SQ SEQUENCE 540 AA; 60768 MW; E47513C50D171B5A CRC64;
MNTAVTLPTE QAPQTLETFG RLDRQLIVIL DFGSQYSELI ARRIRETQVY SEVLSYRTTS
EHLRQLNPKG IILSGGPSSV YGEKAPHCDP EIWNLGIPVL GVCYGMQLMV NQLGGEVAKA
ARGEYGKASL YIDDPTDLLT NVEDGTTMWM SHGDSVTQMP SGFELLAHTE NTPCAAIADH
ERKLYGVQFH PEVVHSVGGI ALIRNFVYHI CDCEPTWTTA AFVEEAIREI RARVGEKRVL
LALSGGVDSS TLAFLLYKAI GEQLTCVFID QGFMRKYEPE RLVKLFQEQF HIPVEYVNAR
DRFLAKVAGV TDPEEKRRRI GHEFISVFEE TSKRLGHFDY LAQGTLYPDV IESADTNVDP
QSGERVAVKI KSHHNVGGLP KDLRFKLVEP LRKLFKDEVR KLGRSIGLPE EIVQRQPFPG
PGLAIRILGE VTSERLNILR DADLIVRQEI NQRGMYHDFW QAFAVLLPIR SVGVMGDQRT
YAYPIVLRIV TSEDGMTADW ARVPYDVLEV ISTRIVNEVK GVNRVVYDIT SKPPGTIEWE
//
