ID A0A2A2TMQ6_9CYAN Unreviewed; 327 AA.
AC A0A2A2TMQ6;
DT 20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT 20-DEC-2017, sequence version 1.
DT 24-JAN-2024, entry version 17.
DE RecName: Full=Glutathione synthetase {ECO:0000256|HAMAP-Rule:MF_00162};
DE EC=6.3.2.3 {ECO:0000256|HAMAP-Rule:MF_00162};
DE AltName: Full=GSH synthetase {ECO:0000256|HAMAP-Rule:MF_00162};
DE Short=GSH-S {ECO:0000256|HAMAP-Rule:MF_00162};
DE Short=GSHase {ECO:0000256|HAMAP-Rule:MF_00162};
DE AltName: Full=Glutathione synthase {ECO:0000256|HAMAP-Rule:MF_00162};
GN Name=gshB {ECO:0000256|HAMAP-Rule:MF_00162,
GN ECO:0000313|EMBL:PAX59687.1};
GN ORFNames=CK510_05835 {ECO:0000313|EMBL:PAX59687.1};
OS Calothrix elsteri CCALA 953.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Calotrichaceae;
OC Calothrix.
OX NCBI_TaxID=987040 {ECO:0000313|EMBL:PAX59687.1, ECO:0000313|Proteomes:UP000218238};
RN [1] {ECO:0000313|EMBL:PAX59687.1, ECO:0000313|Proteomes:UP000218238}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CCALA 953 {ECO:0000313|EMBL:PAX59687.1,
RC ECO:0000313|Proteomes:UP000218238};
RA Gagunashvili A.N., Elster J., Andresson O.S.;
RT "Draft genome sequence of filamentous cyanobacterium Calothrix elsteri
RT CCALA 953.";
RL Submitted (AUG-2017) to the EMBL/GenBank/DDBJ databases.
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:0000256|HAMAP-
CC Rule:MF_00162};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- COFACTOR:
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|ARBA:ARBA00001936};
CC -!- PATHWAY: Sulfur metabolism; glutathione biosynthesis; glutathione from
CC L-cysteine and L-glutamate: step 2/2. {ECO:0000256|HAMAP-
CC Rule:MF_00162}.
CC -!- SIMILARITY: Belongs to the prokaryotic GSH synthase family.
CC {ECO:0000256|HAMAP-Rule:MF_00162}.
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:PAX59687.1}.
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DR EMBL; NTFS01000040; PAX59687.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2A2TMQ6; -.
DR OrthoDB; 9785415at2; -.
DR UniPathway; UPA00142; UER00210.
DR Proteomes; UP000218238; Unassembled WGS sequence.
DR GO; GO:0005524; F:ATP binding; 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; 3.40.50.20; -; 1.
DR Gene3D; 3.30.1490.20; ATP-grasp fold, A domain; 1.
DR Gene3D; 3.30.470.20; ATP-grasp fold, B domain; 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 NCBIfam; TIGR01380; glut_syn; 1.
DR PANTHER; PTHR21621:SF4; GLUTATHIONE SYNTHETASE; 1.
DR PANTHER; PTHR21621; RIBOSOMAL PROTEIN S6 MODIFICATION PROTEIN; 1.
DR Pfam; PF02955; GSH-S_ATP; 1.
DR Pfam; PF02951; GSH-S_N; 1.
DR SUPFAM; SSF56059; Glutathione synthetase ATP-binding domain-like; 1.
DR SUPFAM; SSF52440; PreATP-grasp domain; 1.
DR PROSITE; PS50975; ATP_GRASP; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_00162};
KW Glutathione biosynthesis {ECO:0000256|ARBA:ARBA00022684, ECO:0000256|HAMAP-
KW Rule:MF_00162};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00162};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW Manganese {ECO:0000256|ARBA:ARBA00023211};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|HAMAP-
KW Rule:MF_00162}; Reference proteome {ECO:0000313|Proteomes:UP000218238}.
FT DOMAIN 133..317
FT /note="ATP-grasp"
FT /evidence="ECO:0000259|PROSITE:PS50975"
SQ SEQUENCE 327 AA; 36218 MW; 5BCC00AC674D759A CRC64;
MKLAFIIDPI DKLDPCHDTS VAIMEAACVL GHEVWITQAS QLSVVNSKAW AFLQRVEITP
IELVSDRWVA ANPWYKLGES INCCLETMDA VFMRTDPPVD TAYLYATYIL DYIDPSKTLV
VNNPNGIRAA NEKMYALQFT QAIPETIVTA DKSVIRQFVD EKGAAILKPL GNKAGEGILF
LEPSDRNFNS IVELSTLQGR IQVMVQTYLP EAKEGDKRII LLNSEPIGAL NRLSTAGEFR
NNMATGGTVA QTQITPRELD ICQQLALTLK KDGLIFVGID VIGGYLTEVN VTSPTGIREI
DRFQGTRLGQ QVIKWVENRS WELGVGN
//
