GSHAB_ENTFA
ID GSHAB_ENTFA Reviewed; 756 AA.
AC Q82ZG8;
DT 24-MAY-2004, integrated into UniProtKB/Swiss-Prot.
DT 01-JUN-2003, sequence version 1.
DT 03-AUG-2022, entry version 115.
DE RecName: Full=Glutathione biosynthesis bifunctional protein GshAB {ECO:0000255|HAMAP-Rule:MF_00782};
DE AltName: Full=Gamma-GCS-GS {ECO:0000255|HAMAP-Rule:MF_00782};
DE Short=GCS-GS {ECO:0000255|HAMAP-Rule:MF_00782};
DE Includes:
DE RecName: Full=Glutamate--cysteine ligase {ECO:0000255|HAMAP-Rule:MF_00782};
DE EC=6.3.2.2 {ECO:0000255|HAMAP-Rule:MF_00782};
DE AltName: Full=Gamma-ECS {ECO:0000255|HAMAP-Rule:MF_00782};
DE Short=GCS {ECO:0000255|HAMAP-Rule:MF_00782};
DE AltName: Full=Gamma-glutamylcysteine synthetase {ECO:0000255|HAMAP-Rule:MF_00782};
DE Includes:
DE RecName: Full=Glutathione synthetase {ECO:0000255|HAMAP-Rule:MF_00782};
DE EC=6.3.2.3 {ECO:0000255|HAMAP-Rule:MF_00782};
DE AltName: Full=GSH synthetase {ECO:0000255|HAMAP-Rule:MF_00782};
DE Short=GS {ECO:0000255|HAMAP-Rule:MF_00782};
DE Short=GSH-S {ECO:0000255|HAMAP-Rule:MF_00782};
DE Short=GSHase {ECO:0000255|HAMAP-Rule:MF_00782};
DE AltName: Full=Glutathione synthase {ECO:0000255|HAMAP-Rule:MF_00782};
GN Name=gshAB {ECO:0000255|HAMAP-Rule:MF_00782};
GN Synonyms=gshF {ECO:0000255|HAMAP-Rule:MF_00782}; OrderedLocusNames=EF_3089;
OS Enterococcus faecalis (strain ATCC 700802 / V583).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Enterococcaceae;
OC Enterococcus.
OX NCBI_TaxID=226185;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700802 / V583;
RX PubMed=12663927; DOI=10.1126/science.1080613;
RA Paulsen I.T., Banerjei L., Myers G.S.A., Nelson K.E., Seshadri R.,
RA Read T.D., Fouts D.E., Eisen J.A., Gill S.R., Heidelberg J.F., Tettelin H.,
RA Dodson R.J., Umayam L.A., Brinkac L.M., Beanan M.J., Daugherty S.C.,
RA DeBoy R.T., Durkin S.A., Kolonay J.F., Madupu R., Nelson W.C.,
RA Vamathevan J.J., Tran B., Upton J., Hansen T., Shetty J., Khouri H.M.,
RA Utterback T.R., Radune D., Ketchum K.A., Dougherty B.A., Fraser C.M.;
RT "Role of mobile DNA in the evolution of vancomycin-resistant Enterococcus
RT faecalis.";
RL Science 299:2071-2074(2003).
CC -!- FUNCTION: Synthesizes glutathione from L-glutamate and L-cysteine via
CC gamma-L-glutamyl-L-cysteine. {ECO:0000255|HAMAP-Rule:MF_00782}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-cysteine + L-glutamate = ADP + gamma-L-glutamyl-L-
CC cysteine + H(+) + phosphate; Xref=Rhea:RHEA:13285, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:29985, ChEBI:CHEBI:30616, ChEBI:CHEBI:35235,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:58173, ChEBI:CHEBI:456216; EC=6.3.2.2;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00782};
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_00782};
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 2 magnesium or manganese ions per subunit. {ECO:0000250};
CC -!- PATHWAY: Sulfur metabolism; glutathione biosynthesis; glutathione from
CC L-cysteine and L-glutamate: step 1/2. {ECO:0000255|HAMAP-
CC Rule:MF_00782}.
CC -!- PATHWAY: Sulfur metabolism; glutathione biosynthesis; glutathione from
CC L-cysteine and L-glutamate: step 2/2. {ECO:0000255|HAMAP-
CC Rule:MF_00782}.
CC -!- SUBUNIT: Monomer. {ECO:0000255|HAMAP-Rule:MF_00782}.
CC -!- SIMILARITY: In the N-terminal section; belongs to the glutamate--
CC cysteine ligase type 1 family. Type 2 subfamily. {ECO:0000255|HAMAP-
CC Rule:MF_00782}.
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DR EMBL; AE016830; AAO82770.1; -; Genomic_DNA.
DR RefSeq; NP_816700.1; NC_004668.1.
DR RefSeq; WP_002399785.1; NZ_KE136524.1.
DR AlphaFoldDB; Q82ZG8; -.
DR SMR; Q82ZG8; -.
DR STRING; 226185.EF_3089; -.
DR EnsemblBacteria; AAO82770; AAO82770; EF_3089.
DR KEGG; efa:EF3089; -.
DR PATRIC; fig|226185.45.peg.483; -.
DR eggNOG; COG1181; Bacteria.
DR eggNOG; COG2918; Bacteria.
DR HOGENOM; CLU_020728_1_0_9; -.
DR OMA; EANFNPM; -.
DR UniPathway; UPA00142; UER00209.
DR UniPathway; UPA00142; UER00210.
DR Proteomes; UP000001415; Chromosome.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004357; F:glutamate-cysteine ligase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004363; F:glutathione synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR HAMAP; MF_00782; Glut_biosynth; 1.
DR InterPro; IPR011761; ATP-grasp.
DR InterPro; IPR003806; ATP-grasp_PylC-type.
DR InterPro; IPR014746; Gln_synth/guanido_kin_cat_dom.
DR InterPro; IPR007370; Glu_cys_ligase.
DR InterPro; IPR006335; Glut_biosynth.
DR InterPro; IPR006334; Glut_cys_ligase.
DR InterPro; IPR040657; GshAB_ATP-grasp.
DR PANTHER; PTHR38761; PTHR38761; 1.
DR Pfam; PF02655; ATP-grasp_3; 1.
DR Pfam; PF18419; ATP-grasp_6; 1.
DR Pfam; PF04262; Glu_cys_ligase; 2.
DR SUPFAM; SSF55931; SSF55931; 1.
DR TIGRFAMs; TIGR01435; glu_cys_lig_rel; 1.
DR PROSITE; PS50975; ATP_GRASP; 1.
PE 3: Inferred from homology;
KW ATP-binding; Glutathione biosynthesis; Ligase; Magnesium; Manganese;
KW Metal-binding; Multifunctional enzyme; Nucleotide-binding;
KW Reference proteome.
FT CHAIN 1..756
FT /note="Glutathione biosynthesis bifunctional protein GshAB"
FT /id="PRO_0000192551"
FT DOMAIN 493..751
FT /note="ATP-grasp"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT REGION 1..338
FT /note="Glutamate--cysteine ligase"
FT BINDING 520..578
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT BINDING 700
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT BINDING 700
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT BINDING 721
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT BINDING 721
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT BINDING 721
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT BINDING 721
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT BINDING 723
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT BINDING 723
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
SQ SEQUENCE 756 AA; 87212 MW; D282F6561A9D07A4 CRC64;
MNYRELMQKK NVRPYVLMAR FGLEKENQRS TREGLLATTE HPTVFGNRSY HPYIQTDFSE
TQLELITPVA NSGTEMLRFL DAIHDVARRS IPEDEMLWPL SMPPQLPTKD EEIKIAKLDQ
YDAVLYRRYL AKEYGKRKQM VSGIHFNFEY DQALIQQLYD EQSEVTDCKQ FKTKVYMKVA
RNFLRYRWLI TYLFGASPVS EDRYFRVYDD QPQEPVRSIR NSTYGYRNHD NVKVSYASLE
RYLEDIHRMV ENGLLSEEKE FYAPVRLRGG KQMSDLPKTG IRYIELRNLD LNPFSRLGIV
EDTVDFLHYF MLYLLWTDEK EEADEWVKTG DIFNEQVALG HPHETIKLIA EGDRIFSEMI
DMLDALGIRK GKEVVGKYYQ QLRNPQDTVS GKMWTIIQEN SNSELGNIFG NQYQSMAFER
PYQLAGFREM ELSTQIFLFD AIQKGLEIEI LDEQEQFLKL QHGEHIEYVK NANMTSKDNY
VVPLIMENKT VTKKILSAAG FHVPGGEEFS SFIEAQEAHL RYANKAFVVK PKSTNYGLGI
TIFKEGASLE DFTEALRIAF KEDTAVLIEE FLPGTEYRFF VLDNDVKAIM LRVPANVTGD
GKHTVEELVA AKNSDPLRGT NHRAPLELIQ LNDLEKLMLK EQGLTIYSVP EKEQIVYLRE
NSNVSTGGDS IDMTDVIDDS YKQIAIEAVA ALGAKICGID LIIPDKDVKG TRDSLTYGII
EANFNPAMHM HVYPYAGQGR RLTMDVLKLL YPEVVQ
