ID   GCS2_POLSJ              Reviewed;         379 AA.
AC   Q123D5;
DT   31-OCT-2006, integrated into UniProtKB/Swiss-Prot.
DT   22-AUG-2006, sequence version 1.
DT   25-MAY-2022, entry version 80.
DE   RecName: Full=Putative glutamate--cysteine ligase 2 {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 {ECO:0000255|HAMAP-Rule:MF_01609};
DE            Short=GCS 2 {ECO:0000255|HAMAP-Rule:MF_01609};
DE            Short=Gamma-GCS 2 {ECO:0000255|HAMAP-Rule:MF_01609};
GN   OrderedLocusNames=Bpro_4470;
OS   Polaromonas sp. (strain JS666 / ATCC BAA-500).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC   Comamonadaceae; Polaromonas; unclassified Polaromonas.
OX   NCBI_TaxID=296591;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=JS666 / ATCC BAA-500;
RX   PubMed=18723656; DOI=10.1128/aem.00197-08;
RA   Mattes T.E., Alexander A.K., Richardson P.M., Munk A.C., Han C.S.,
RA   Stothard P., Coleman N.V.;
RT   "The genome of Polaromonas sp. strain JS666: insights into the evolution of
RT   a hydrocarbon- and xenobiotic-degrading bacterium, and features of
RT   relevance to biotechnology.";
RL   Appl. Environ. Microbiol. 74:6405-6416(2008).
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; CP000316; ABE46357.1; -; Genomic_DNA.
DR   RefSeq; WP_011485345.1; NC_007948.1.
DR   AlphaFoldDB; Q123D5; -.
DR   SMR; Q123D5; -.
DR   STRING; 296591.Bpro_4470; -.
DR   EnsemblBacteria; ABE46357; ABE46357; Bpro_4470.
DR   KEGG; pol:Bpro_4470; -.
DR   eggNOG; COG2170; Bacteria.
DR   HOGENOM; CLU_044848_1_1_4; -.
DR   OMA; LIFGLHV; -.
DR   OrthoDB; 991285at2; -.
DR   Proteomes; UP000001983; 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..379
FT                   /note="Putative glutamate--cysteine ligase 2"
FT                   /id="PRO_0000255805"
SQ   SEQUENCE   379 AA;  42741 MW;  5DCB74F7E28D8305 CRC64;
     MSLEVFHKSA ALSLGVELEL QLVNTHDYDL APYAEDMLRL MHKIPLPGSV VPEMTSSMIE
     ISTGVCSSSS EVLGQLSQIR DALVKSADKL NIAVVGGGTH PFQQWHERRI YDKPRFRELS
     ELYGYLSKQF TIFGQHVHVG CPNADSALLT LHRMSRYIPH FIALSASSPY VQGQDTAFDS
     ARLNSVFAFP LSGRAPFALT WDDFKVYFDK MTRTGVVKSM KDFYWDIRPK PEFGTIEIRV
     FDTPLTVERA TALAGFVQSL ASWFMNEQPF MPTEDDYLVY TYNRFQACRF GLDAVYVDPA
     TGGHMPLREH ILMTMERIAR HAGAVGAGAS LHLLQTSVER SDNDARWLRE KQGEERLLAE
     VIRQAAQRFR GGVTHTQLP