ID   GCS21_STRAW             Reviewed;         362 AA.
AC   Q82PX1;
DT   26-APR-2005, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2003, sequence version 1.
DT   25-MAY-2022, entry version 92.
DE   RecName: Full=Putative glutamate--cysteine ligase 2-1 {ECO:0000255|HAMAP-Rule:MF_01609};
DE            EC=6.3.2.2 {ECO:0000255|HAMAP-Rule:MF_01609};
DE   AltName: Full=Gamma-glutamylcysteine synthetase 2-1 {ECO:0000255|HAMAP-Rule:MF_01609};
DE            Short=GCS 2-1 {ECO:0000255|HAMAP-Rule:MF_01609};
DE            Short=Gamma-GCS 2-1 {ECO:0000255|HAMAP-Rule:MF_01609};
GN   OrderedLocusNames=SAV_751;
OS   Streptomyces avermitilis (strain ATCC 31267 / DSM 46492 / JCM 5070 / NBRC
OS   14893 / NCIMB 12804 / NRRL 8165 / MA-4680).
OC   Bacteria; Actinobacteria; Streptomycetales; Streptomycetaceae;
OC   Streptomyces.
OX   NCBI_TaxID=227882;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 31267 / DSM 46492 / JCM 5070 / NBRC 14893 / NCIMB 12804 / NRRL
RC   8165 / MA-4680;
RX   PubMed=11572948; DOI=10.1073/pnas.211433198;
RA   Omura S., Ikeda H., Ishikawa J., Hanamoto A., Takahashi C., Shinose M.,
RA   Takahashi Y., Horikawa H., Nakazawa H., Osonoe T., Kikuchi H., Shiba T.,
RA   Sakaki Y., Hattori M.;
RT   "Genome sequence of an industrial microorganism Streptomyces avermitilis:
RT   deducing the ability of producing secondary metabolites.";
RL   Proc. Natl. Acad. Sci. U.S.A. 98:12215-12220(2001).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 31267 / DSM 46492 / JCM 5070 / NBRC 14893 / NCIMB 12804 / NRRL
RC   8165 / MA-4680;
RX   PubMed=12692562; DOI=10.1038/nbt820;
RA   Ikeda H., Ishikawa J., Hanamoto A., Shinose M., Kikuchi H., Shiba T.,
RA   Sakaki Y., Hattori M., Omura S.;
RT   "Complete genome sequence and comparative analysis of the industrial
RT   microorganism Streptomyces avermitilis.";
RL   Nat. Biotechnol. 21:526-531(2003).
CC   -!- FUNCTION: ATP-dependent carboxylate-amine ligase which exhibits weak
CC       glutamate--cysteine ligase activity. {ECO:0000255|HAMAP-Rule:MF_01609}.
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_01609};
CC   -!- SIMILARITY: Belongs to the glutamate--cysteine ligase type 2 family.
CC       YbdK subfamily. {ECO:0000255|HAMAP-Rule:MF_01609}.
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DR   EMBL; BA000030; BAC68461.1; -; Genomic_DNA.
DR   RefSeq; WP_010982189.1; NZ_JZJK01000088.1.
DR   AlphaFoldDB; Q82PX1; -.
DR   SMR; Q82PX1; -.
DR   STRING; 227882.SAV_751; -.
DR   EnsemblBacteria; BAC68461; BAC68461; SAVERM_751.
DR   KEGG; sma:SAVERM_751; -.
DR   eggNOG; COG2170; Bacteria.
DR   HOGENOM; CLU_044848_0_0_11; -.
DR   OMA; WQRWPSA; -.
DR   OrthoDB; 991285at2; -.
DR   Proteomes; UP000000428; Chromosome.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0004357; F:glutamate-cysteine ligase activity; IEA:UniProtKB-EC.
DR   GO; GO:0042398; P:cellular modified amino acid biosynthetic process; IEA:InterPro.
DR   HAMAP; MF_01609; Glu_cys_ligase_2; 1.
DR   InterPro; IPR006336; GCS2.
DR   InterPro; IPR014746; Gln_synth/guanido_kin_cat_dom.
DR   InterPro; IPR011793; YbdK.
DR   Pfam; PF04107; GCS2; 1.
DR   SUPFAM; SSF55931; SSF55931; 1.
DR   TIGRFAMs; TIGR02050; gshA_cyan_rel; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Ligase; Nucleotide-binding; Reference proteome.
FT   CHAIN           1..362
FT                   /note="Putative glutamate--cysteine ligase 2-1"
FT                   /id="PRO_0000218220"
SQ   SEQUENCE   362 AA;  39793 MW;  E7AE8B7173FD1AE5 CRC64;
     MRTVGVEEEL LLVDPETGEP KALSTAVLAR AEQVDPDQDV FEKELHGQML EFATHPQTDM
     AALGAEIVRC RKEAARHAGE AGCAVAALAT SPLPVSPSIA MNRRYQWMAE QYGIAMQEQL
     TCGCHVHVAV ESDEEGVAVV DRIRPWLPVL VALSANSPFW QGRDSSYESY RSRVWGRWPS
     AGPTELFGSP ERYHRQVADM VATGVILDDG MVYFDARLSH RYPTVEIRVA DVCLHPDTAQ
     LIATLARGLV ESAARDWRAG REPEDHSVSL LRLAAWQAAR AGLSGELLHP VTMRRLRAES
     VVRALLEHVG DALADAGDLD LAHEAVAELL ERGNGARVQR ELLERTGSLR DTVTECVRQT
     QG