GUAA_HALOH
ID GUAA_HALOH Reviewed; 510 AA.
AC B8D0Z5;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 03-MAR-2009, sequence version 1.
DT 03-AUG-2022, entry version 67.
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=Hore_02020;
OS Halothermothrix orenii (strain H 168 / OCM 544 / DSM 9562).
OC Bacteria; Firmicutes; Clostridia; Halanaerobiales; Halanaerobiaceae;
OC Halothermothrix.
OX NCBI_TaxID=373903;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=H 168 / OCM 544 / DSM 9562;
RX PubMed=19145256; DOI=10.1371/journal.pone.0004192;
RA Mavromatis K., Ivanova N., Anderson I., Lykidis A., Hooper S.D., Sun H.,
RA Kunin V., Lapidus A., Hugenholtz P., Patel B., Kyrpides N.C.;
RT "Genome analysis of the anaerobic thermohalophilic bacterium
RT Halothermothrix orenii.";
RL PLoS ONE 4:E4192-E4192(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; CP001098; ACL68964.1; -; Genomic_DNA.
DR RefSeq; WP_012635162.1; NC_011899.1.
DR AlphaFoldDB; B8D0Z5; -.
DR SMR; B8D0Z5; -.
DR STRING; 373903.Hore_02020; -.
DR MEROPS; C26.957; -.
DR EnsemblBacteria; ACL68964; ACL68964; Hore_02020.
DR KEGG; hor:Hore_02020; -.
DR eggNOG; COG0518; Bacteria.
DR eggNOG; COG0519; Bacteria.
DR HOGENOM; CLU_014340_0_5_9; -.
DR OMA; KRKIIGH; -.
DR OrthoDB; 504464at2; -.
DR UniPathway; UPA00189; UER00296.
DR Proteomes; UP000000719; 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; Reference proteome.
FT CHAIN 1..510
FT /note="GMP synthase [glutamine-hydrolyzing]"
FT /id="PRO_1000190243"
FT DOMAIN 5..195
FT /note="Glutamine amidotransferase type-1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT DOMAIN 196..385
FT /note="GMPS ATP-PPase"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT ACT_SITE 82
FT /note="Nucleophile"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT ACT_SITE 169
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT ACT_SITE 171
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
FT BINDING 223..229
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00344"
SQ SEQUENCE 510 AA; 57285 MW; AEE463C55BB61A31 CRC64;
MKEDKILVLD FGGQYSQLIA RRVRECNVYS IIKPYNISID QIKDINPAGI IFSGGPKSVT
GPEAPMIDKE VFKLNIPILG ICYGMQLMTA LLPGGAVEKA RHGEYGKARL HITEKDKLFE
GISDSQVWMS HWDRVKKVPD GFKVTAKTDI TPVAAMGNPE LKFYGVQFHP EVVHTIQGLN
IIRNYLFKVC GVKGTWNMAD FINEEIDRIK EEVGSSQVIS GLSGGVDSAV ASTMVHRAIG
DQLTCIFVDH GLLRKGEAEQ VKRTFVDEFN IPLVYVDARE RFLNRLNGVK DPETKRKIIG
EEFIRVFEEE ARKLGDARYL VQGTLYSDVI ESGSETAETI KSHHNVGGLP DNMDFKLIEP
LRNLFKDEVR KIGEVLGLPD EIVWRQPFPG PGLAIRIIGE IDGKKLEILR KADSIIQEEI
KEAGYYKEIW QSFAVLPDLK SVGVMGDTRT YGYPIILRAV TSDDAMTADW ARLPYELLEK
ISTRIVNEVD SVNRVVYDIT SKPPATIEWE