ID A0A365UC41_9RHOB Unreviewed; 456 AA.
AC A0A365UC41;
DT 07-NOV-2018, integrated into UniProtKB/TrEMBL.
DT 07-NOV-2018, sequence version 1.
DT 24-JAN-2024, entry version 21.
DE RecName: Full=Glutamate--cysteine ligase {ECO:0000256|PIRNR:PIRNR017901};
DE EC=6.3.2.2 {ECO:0000256|PIRNR:PIRNR017901};
GN ORFNames=DRV85_04680 {ECO:0000313|EMBL:RBI86723.1};
OS Rhodosalinus halophilus.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae; Rhodosalinus.
OX NCBI_TaxID=2259333 {ECO:0000313|EMBL:RBI86723.1, ECO:0000313|Proteomes:UP000253370};
RN [1] {ECO:0000313|EMBL:RBI86723.1, ECO:0000313|Proteomes:UP000253370}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=E84 {ECO:0000313|EMBL:RBI86723.1,
RC ECO:0000313|Proteomes:UP000253370};
RA Liu Z.-W., Lu D.-C.;
RT "Rhodosalinus sp. strain E84T genomic sequence and assembly.";
RL Submitted (JUL-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the synthesis of gamma-glutamylcysteine (gamma-GC).
CC {ECO:0000256|PIRNR:PIRNR017901}.
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:0000256|PIRNR:PIRNR017901};
CC -!- PATHWAY: Sulfur metabolism; glutathione biosynthesis; glutathione from
CC L-cysteine and L-glutamate: step 1/2. {ECO:0000256|ARBA:ARBA00005006}.
CC -!- SUBUNIT: Homodimer or monomer when oxidized or reduced, respectively.
CC {ECO:0000256|ARBA:ARBA00011153}.
CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast
CC {ECO:0000256|ARBA:ARBA00004229}.
CC -!- SIMILARITY: Belongs to the carboxylate-amine ligase family.
CC Glutamate--cysteine ligase type 2 subfamily.
CC {ECO:0000256|ARBA:ARBA00010253}.
CC -!- SIMILARITY: Belongs to the glutamate--cysteine ligase type 2 family.
CC EgtA subfamily. {ECO:0000256|PIRNR:PIRNR017901}.
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:RBI86723.1}.
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DR EMBL; QNTQ01000004; RBI86723.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A365UC41; -.
DR OrthoDB; 9780152at2; -.
DR Proteomes; UP000253370; Unassembled WGS sequence.
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:0042398; P:cellular modified amino acid biosynthetic process; IEA:InterPro.
DR GO; GO:0006750; P:glutathione biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.30.590.20; -; 1.
DR InterPro; IPR035434; GCL_bact_plant.
DR InterPro; IPR006336; GCS2.
DR InterPro; IPR014746; Gln_synth/guanido_kin_cat_dom.
DR InterPro; IPR011556; Glut_cys_lig_pln_type.
DR NCBIfam; TIGR01436; glu_cys_lig_pln; 1.
DR PANTHER; PTHR34378; GLUTAMATE--CYSTEINE LIGASE, CHLOROPLASTIC; 1.
DR PANTHER; PTHR34378:SF1; GLUTAMATE--CYSTEINE LIGASE, CHLOROPLASTIC; 1.
DR Pfam; PF04107; GCS2; 1.
DR PIRSF; PIRSF017901; GCL; 1.
DR SUPFAM; SSF55931; Glutamine synthetase/guanido kinase; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|PIRNR:PIRNR017901};
KW Chloroplast {ECO:0000256|ARBA:ARBA00022528};
KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157,
KW ECO:0000256|PIRSR:PIRSR017901-50};
KW Glutathione biosynthesis {ECO:0000256|ARBA:ARBA00022684};
KW Ligase {ECO:0000256|PIRNR:PIRNR017901, ECO:0000313|EMBL:RBI86723.1};
KW Nucleotide-binding {ECO:0000256|PIRNR:PIRNR017901};
KW Plastid {ECO:0000256|ARBA:ARBA00022640};
KW Reference proteome {ECO:0000313|Proteomes:UP000253370};
KW Transit peptide {ECO:0000256|ARBA:ARBA00022946}.
FT DISULFID 112..332
FT /evidence="ECO:0000256|PIRSR:PIRSR017901-50"
SQ SEQUENCE 456 AA; 50906 MW; 109A8B95DC601D27 CRC64;
MSIPQSGGGP IERREQLAEY LESGCKPPAD WRIGTEHEKF GYCRDTLRPL PYEGERSVRA
VLEGLRDRHG WAPIEEAGHL IGLEKDGANV SLEPGGQLEL SGAPLEHIHQ TCDEVNAHLA
DVKDVADALN VGFIGLGAAP EWRHEDMPMM PKGRYRLMTD YMDRVGTMGK SMMYRTCTVQ
VNLDFGSEAD MVKKLRVALA LQPVATALFA NSPFFEGRPT GYKSWRSRVW RDLDDARTGM
LPFVFEEGFG FERWADYALD VPMYFVYRDG VYVDALGQSF RDFLEGRLPA LPGETPTLSD
WADHLTTIFP EARIKKFIEM RGADGGPWRR LCALPAFWTG LMYDQSALDA AWDLVKGWSA
PFREALRIAS ADQALQARVE GVSMHDLARE VLAISEAGLK ARAREGAGGL LPDETHFLNA
LKESVESGKV PADELLERYH GDWGGDLSHI YGEFSY
//
