GSHAB_MANSM
ID GSHAB_MANSM Reviewed; 757 AA.
AC Q65RX0;
DT 05-JUL-2005, integrated into UniProtKB/Swiss-Prot.
DT 05-JUL-2005, sequence version 2.
DT 03-AUG-2022, entry version 94.
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=MS1683;
OS Mannheimia succiniciproducens (strain MBEL55E).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pasteurellales;
OC Pasteurellaceae; Basfia.
OX NCBI_TaxID=221988;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MBEL55E;
RX PubMed=15378067; DOI=10.1038/nbt1010;
RA Hong S.H., Kim J.S., Lee S.Y., In Y.H., Choi S.S., Rih J.-K., Kim C.H.,
RA Jeong H., Hur C.G., Kim J.J.;
RT "The genome sequence of the capnophilic rumen bacterium Mannheimia
RT succiniciproducens.";
RL Nat. Biotechnol. 22:1275-1281(2004).
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}.
CC -!- SEQUENCE CAUTION:
CC Sequence=AAU38290.1; Type=Erroneous initiation; Evidence={ECO:0000305};
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; AE016827; AAU38290.1; ALT_INIT; Genomic_DNA.
DR RefSeq; WP_041639912.1; NC_006300.1.
DR AlphaFoldDB; Q65RX0; -.
DR SMR; Q65RX0; -.
DR STRING; 221988.MS1683; -.
DR PRIDE; Q65RX0; -.
DR EnsemblBacteria; AAU38290; AAU38290; MS1683.
DR KEGG; msu:MS1683; -.
DR eggNOG; COG1181; Bacteria.
DR eggNOG; COG2918; Bacteria.
DR HOGENOM; CLU_020728_1_0_6; -.
DR OrthoDB; 250578at2; -.
DR UniPathway; UPA00142; UER00209.
DR UniPathway; UPA00142; UER00210.
DR Proteomes; UP000000607; 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 Gene3D; 3.30.1490.20; -; 1.
DR HAMAP; MF_00782; Glut_biosynth; 1.
DR InterPro; IPR011761; ATP-grasp.
DR InterPro; IPR003806; ATP-grasp_PylC-type.
DR InterPro; IPR013815; ATP_grasp_subdomain_1.
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; 1.
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.
FT CHAIN 1..757
FT /note="Glutathione biosynthesis bifunctional protein GshAB"
FT /id="PRO_0000192556"
FT DOMAIN 494..757
FT /note="ATP-grasp"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT REGION 1..337
FT /note="Glutamate--cysteine ligase"
FT BINDING 521..580
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT BINDING 702
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT BINDING 702
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT BINDING 723
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
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="1"
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"
FT BINDING 725
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
FT BINDING 725
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00782"
SQ SEQUENCE 757 AA; 85101 MW; DCCBAE68513F5980 CRC64;
MNIQQIVKEK GLGLLFRQGT VGIEKESQRV HADGSIVTSE HPKAFGNRSY HPYIQTDFAE
SQLELITPPN KKIEDTLRWL SALHEVTLRT IDENEYIFPM SMPAGLPPEQ EIRVAQLDNA
ADVAYREHLV ASYGKAKQMV SGIHYNFQLD PKLVETLFNA QTDYKSAVDF QNNLYLKMAK
NFLRYQWIPL YLLSATPTVE ANYFKDGSPL KPNQYVRSLR SSKYGYVNAP DIIVSFDSIE
KYVETLEHWV NSGRLIAEKE FYSNVRLRGA KKAREFLHTG IQYLEFRLFD LNPFEAYGIN
LKDAKFIHHF ILLMIWLEET ADQDAVELGR ARLGEVAFED PHSETAYRDE GEQIINQLID
MLKAIGAEQS AVEFAEEKLA QFANPGQTLC ARLVDAIEQA GGYQQLGGEI AKRNKVQAFE
RFYALSAFDN MELSTQALMF DAIQKGLNME ILDENDQFLR LQFGDHFEYV KNGNMTSHDS
YISPLIMENK VVTKKVLAKA GFNVPQSLEF TSVEQAVASY PLFEGKAVVI KPKSTNFGLG
ISIFQQGVHD KADFAKAVEI AFREDKEVMV EDYLVGTEYR FFVLGNETLA VLLRVPANVM
GDGVHTVAEL VAAKNDHPLR GDGSRTPLKK IALGEIEQLQ LKEQGLTVDS VPAKDQLVQL
RANSNISTGG DSIDMTDEMH PSYKDLAVGI TKAMGAAVCG VDLIIPDLKK PAEPNLSSWG
VIEANFNPMM MMHIFPYSGK SRRLTLNVLG MLFPELV
