ID   GCS2_CHLSY              Reviewed;         390 AA.
AC   B9LEN6;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   24-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 60.
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=Chy400_3862;
OS   Chloroflexus aurantiacus (strain ATCC 29364 / DSM 637 / Y-400-fl).
OC   Bacteria; Chloroflexi; Chloroflexia; Chloroflexales; Chloroflexineae;
OC   Chloroflexaceae; Chloroflexus.
OX   NCBI_TaxID=480224;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 29364 / DSM 637 / Y-400-fl;
RG   US DOE Joint Genome Institute;
RA   Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Sims D., Kiss H., Brettin T.,
RA   Detter J.C., Han C., Larimer F., Land M., Hauser L., Kyrpides N.,
RA   Ovchinnikova G., Bryant D.A., Richardson P.;
RT   "Complete sequence of Chloroflexus sp. Y-400-fl.";
RL   Submitted (JAN-2009) to the EMBL/GenBank/DDBJ databases.
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; CP001364; ACM55228.1; -; Genomic_DNA.
DR   RefSeq; WP_012259418.1; NC_012032.1.
DR   AlphaFoldDB; B9LEN6; -.
DR   SMR; B9LEN6; -.
DR   KEGG; chl:Chy400_3862; -.
DR   HOGENOM; CLU_044848_1_0_0; -.
DR   OMA; LIFGLHV; -.
DR   OrthoDB; 991285at2; -.
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.
FT   CHAIN           1..390
FT                   /note="Putative glutamate--cysteine ligase 2"
FT                   /id="PRO_1000185845"
SQ   SEQUENCE   390 AA;  44492 MW;  906D9DA9B6666742 CRC64;
     MSVYNPNDAD FAFTLGIEEE YQIVDPETRE LRSYITQILE PGRTILREQI KPEMHQSIVE
     VGTRPCRTIS EARAEIVRLR SAIAGLAARH NLRIVAAGTH PFSSWMQQEI TPDERYHMVV
     GEMQDAALQL LIFGMHCHIG MPNNEVAIEL MNVARYICPH LLALSTSSPF WMGRNTGFKS
     YRSVIFSTFP RTGIPPTFHS ASEFERYVQL LVNTGCIDNG KKIWWDLRPH PFFGTLEFRV
     CDIATKVEEC LALAATMQAL IVKFYTMFEE NTTFRVYRRA LINENKWRAQ RWGLDGKLID
     FGKRKEVEAK ALVHEIVELV DDVVDMLGSR REVEYLLKIV ENGTSADRQL RVFAETNDLK
     AVVDNLMVET MEGVPAMAFE ADVQSQAAHS