GSHB_SYNY3
ID GSHB_SYNY3 Reviewed; 320 AA.
AC P73493;
DT 30-MAY-2000, integrated into UniProtKB/Swiss-Prot.
DT 01-FEB-1997, sequence version 1.
DT 03-AUG-2022, entry version 133.
DE RecName: Full=Glutathione synthetase {ECO:0000255|HAMAP-Rule:MF_00162};
DE EC=6.3.2.3 {ECO:0000255|HAMAP-Rule:MF_00162};
DE AltName: Full=GSH synthetase {ECO:0000255|HAMAP-Rule:MF_00162};
DE Short=GSH-S {ECO:0000255|HAMAP-Rule:MF_00162};
DE Short=GSHase {ECO:0000255|HAMAP-Rule:MF_00162};
DE AltName: Full=Glutathione synthase {ECO:0000255|HAMAP-Rule:MF_00162};
GN Name=gshB {ECO:0000255|HAMAP-Rule:MF_00162}; OrderedLocusNames=slr1238;
OS Synechocystis sp. (strain PCC 6803 / Kazusa).
OC Bacteria; Cyanobacteria; Synechococcales; Merismopediaceae; Synechocystis;
OC unclassified Synechocystis.
OX NCBI_TaxID=1111708;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 6803 / Kazusa;
RX PubMed=8905231; DOI=10.1093/dnares/3.3.109;
RA Kaneko T., Sato S., Kotani H., Tanaka A., Asamizu E., Nakamura Y.,
RA Miyajima N., Hirosawa M., Sugiura M., Sasamoto S., Kimura T., Hosouchi T.,
RA Matsuno A., Muraki A., Nakazaki N., Naruo K., Okumura S., Shimpo S.,
RA Takeuchi C., Wada T., Watanabe A., Yamada M., Yasuda M., Tabata S.;
RT "Sequence analysis of the genome of the unicellular cyanobacterium
RT Synechocystis sp. strain PCC6803. II. Sequence determination of the entire
RT genome and assignment of potential protein-coding regions.";
RL DNA Res. 3:109-136(1996).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + gamma-L-glutamyl-L-cysteine + glycine = ADP +
CC glutathione + H(+) + phosphate; Xref=Rhea:RHEA:13557,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:30616, ChEBI:CHEBI:43474,
CC ChEBI:CHEBI:57305, ChEBI:CHEBI:57925, ChEBI:CHEBI:58173,
CC ChEBI:CHEBI:456216; EC=6.3.2.3; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00162};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000250};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035; Evidence={ECO:0000250};
CC Note=Binds 1 Mg(2+) or Mn(2+) ion per subunit. {ECO:0000250};
CC -!- PATHWAY: Sulfur metabolism; glutathione biosynthesis; glutathione from
CC L-cysteine and L-glutamate: step 2/2. {ECO:0000255|HAMAP-
CC Rule:MF_00162}.
CC -!- SIMILARITY: Belongs to the prokaryotic GSH synthase family.
CC {ECO:0000255|HAMAP-Rule:MF_00162}.
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DR EMBL; BA000022; BAA17533.1; -; Genomic_DNA.
DR PIR; S77430; S77430.
DR AlphaFoldDB; P73493; -.
DR SMR; P73493; -.
DR IntAct; P73493; 1.
DR STRING; 1148.1652612; -.
DR PaxDb; P73493; -.
DR EnsemblBacteria; BAA17533; BAA17533; BAA17533.
DR KEGG; syn:slr1238; -.
DR eggNOG; COG0189; Bacteria.
DR InParanoid; P73493; -.
DR OMA; WMRKDPP; -.
DR PhylomeDB; P73493; -.
DR BioCyc; MetaCyc:MON-20776; -.
DR BRENDA; 6.3.2.3; 382.
DR UniPathway; UPA00142; UER00210.
DR Proteomes; UP000001425; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IBA:GO_Central.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004363; F:glutathione synthase activity; IBA:GO_Central.
DR GO; GO:0016879; F:ligase activity, forming carbon-nitrogen bonds; IBA:GO_Central.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR Gene3D; 3.30.1490.20; -; 1.
DR HAMAP; MF_00162; GSH_S; 1.
DR InterPro; IPR011761; ATP-grasp.
DR InterPro; IPR013815; ATP_grasp_subdomain_1.
DR InterPro; IPR006284; Glut_synth_pro.
DR InterPro; IPR004218; GSHS_ATP-bd.
DR InterPro; IPR004215; GSHS_N.
DR InterPro; IPR016185; PreATP-grasp_dom_sf.
DR PANTHER; PTHR21621:SF4; PTHR21621:SF4; 1.
DR Pfam; PF02955; GSH-S_ATP; 1.
DR Pfam; PF02951; GSH-S_N; 1.
DR SUPFAM; SSF52440; SSF52440; 1.
DR TIGRFAMs; TIGR01380; glut_syn; 1.
DR PROSITE; PS50975; ATP_GRASP; 1.
PE 3: Inferred from homology;
KW ATP-binding; Glutathione biosynthesis; Ligase; Magnesium; Manganese;
KW Metal-binding; Nucleotide-binding; Reference proteome.
FT CHAIN 1..320
FT /note="Glutathione synthetase"
FT /id="PRO_0000197490"
FT DOMAIN 133..317
FT /note="ATP-grasp"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00162"
FT BINDING 159..215
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00162"
FT BINDING 288
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00162"
FT BINDING 290
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00162"
SQ SEQUENCE 320 AA; 35069 MW; 6C7BD439A23D185A CRC64;
MKLAFIIDPL EKLDPGHDST VAIMEAAQKL GHEVFVTSVG DLAVINGQAW AKLAAVRLQP
VILVDGHWQV SQPWSELSKS QWMALTECQA VFMRKDPPVT VQYLYATFIL ELLAPTKTMV
INSPQGLREA NEKMYTLQFA AVMPPTVVSL DKGLIRQFLE EHGAAVLKPL GGKAGEGILF
LDPGDRNFNS LVEISTQHGK EPVMVQRFLP EAKEGDKRII LLDGDPIGAV NRIPSGAEFR
GNMAVGGQVA PTTITSREIE ICALLKPKLQ ADGLYFVGID VIGGYLTEVN VTSPTGIREI
DRLEGVRLGE KVICWLEKQF