ID D7A258_STAND Unreviewed; 456 AA.
AC D7A258;
DT 10-AUG-2010, integrated into UniProtKB/TrEMBL.
DT 10-AUG-2010, sequence version 1.
DT 27-MAR-2024, entry version 61.
DE RecName: Full=Glutamate--cysteine ligase {ECO:0000256|PIRNR:PIRNR017901};
DE EC=6.3.2.2 {ECO:0000256|PIRNR:PIRNR017901};
GN OrderedLocusNames=Snov_0341 {ECO:0000313|EMBL:ADH87674.1};
OS Starkeya novella (strain ATCC 8093 / DSM 506 / JCM 20403 / CCM 1077 / IAM
OS 12100 / NBRC 12443 / NCIMB 10456).
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC Xanthobacteraceae; Ancylobacter.
OX NCBI_TaxID=639283 {ECO:0000313|EMBL:ADH87674.1, ECO:0000313|Proteomes:UP000006633};
RN [1] {ECO:0000313|EMBL:ADH87674.1, ECO:0000313|Proteomes:UP000006633}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 8093 / DSM 506 / JCM 20403 / CCM 1077 / IAM 12100 / NBRC
RC 12443 / NCIMB 10456 {ECO:0000313|Proteomes:UP000006633};
RX PubMed=23450099; DOI=10.4056/sigs.3006378;
RA Kappler U., Davenport K., Beatson S., Lucas S., Lapidus A., Copeland A.,
RA Berry K.W., Glavina Del Rio T., Hammon N., Dalin E., Tice H., Pitluck S.,
RA Richardson P., Bruce D., Goodwin L.A., Han C., Tapia R., Detter J.C.,
RA Chang Y.J., Jeffries C.D., Land M., Hauser L., Kyrpides N.C., Goker M.,
RA Ivanova N., Klenk H.P., Woyke T.;
RT "Complete genome sequence of the facultatively chemolithoautotrophic and
RT methylotrophic alpha Proteobacterium Starkeya novella type strain (ATCC
RT 8093(T)).";
RL Stand. Genomic Sci. 7:44-58(2012).
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}.
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DR EMBL; CP002026; ADH87674.1; -; Genomic_DNA.
DR RefSeq; WP_013165179.1; NC_014217.1.
DR AlphaFoldDB; D7A258; -.
DR STRING; 639283.Snov_0341; -.
DR KEGG; sno:Snov_0341; -.
DR eggNOG; COG3572; Bacteria.
DR HOGENOM; CLU_026610_1_0_5; -.
DR OrthoDB; 9780152at2; -.
DR Proteomes; UP000006633; 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: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:ADH87674.1};
KW Nucleotide-binding {ECO:0000256|PIRNR:PIRNR017901};
KW Plastid {ECO:0000256|ARBA:ARBA00022640};
KW Transit peptide {ECO:0000256|ARBA:ARBA00022946}.
FT DISULFID 114..334
FT /evidence="ECO:0000256|PIRSR:PIRSR017901-50"
SQ SEQUENCE 456 AA; 50654 MW; 43131A8F52885C9A CRC64;
MARDQIDTQP IESRDDLVAW LEAGCKAPMK FRIGTEHEKF PFTLNGHEPV PYEGPNGIRA
LLEGMQALNC WEPIMEGSTI IGLADNVGGG AISLEPGGQF ELSGAPLITI HETCAEVNSH
LTQVREVATP LGFGFLGLGM SPKWTLAQTP VMPKGRYKIM TAYMPKVGTH GLDMMYRTCT
VQVNLDFSSE ADMVQKLRVG LALQPVATAL FANSPFTEGK PNGFLSFRSE IWRDTDNNRS
GMLPFAFEKG MGFERYVDYA LDVPMYFIKR GDHYIDVAGS SFRDLLAGKH PAVPGETATV
SDWANHLSTI FPEVRLKRYL EMRGADGGPW ANLCALPALW TGLLYDQASL DAAWELAKGW
SADERQKLRD DVPRLGFKAE IAGRSMHELA REVVAISRAG LARRDKRDSQ GRDETRFLQP
LEESLVSGLT PAEVLLKRYE TEWNRSVEPI FDDCAY
//
