ID   GCS2_NITMU              Reviewed;         371 AA.
AC   Q2Y8S0;
DT   31-OCT-2006, integrated into UniProtKB/Swiss-Prot.
DT   20-DEC-2005, sequence version 1.
DT   25-MAY-2022, entry version 84.
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=Nmul_A1548;
OS   Nitrosospira multiformis (strain ATCC 25196 / NCIMB 11849 / C 71).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Nitrosomonadales;
OC   Nitrosomonadaceae; Nitrosospira.
OX   NCBI_TaxID=323848;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 25196 / NCIMB 11849 / C 71;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA   Hammon N., Israni S., Pitluck S., Chain P., Malfatti S., Shin M.,
RA   Vergez L., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N.,
RA   Lykidis A., Richardson P.;
RT   "Complete sequence of chromosome 1 of Nitrosospira multiformis ATCC
RT   25196.";
RL   Submitted (AUG-2005) 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; CP000103; ABB74851.1; -; Genomic_DNA.
DR   RefSeq; WP_011380880.1; NZ_FNVK01000015.1.
DR   AlphaFoldDB; Q2Y8S0; -.
DR   SMR; Q2Y8S0; -.
DR   STRING; 323848.Nmul_A1548; -.
DR   EnsemblBacteria; ABB74851; ABB74851; Nmul_A1548.
DR   KEGG; nmu:Nmul_A1548; -.
DR   eggNOG; COG2170; Bacteria.
DR   HOGENOM; CLU_044848_1_1_4; -.
DR   OMA; LIFGLHV; -.
DR   OrthoDB; 991285at2; -.
DR   Proteomes; UP000002718; 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..371
FT                   /note="Putative glutamate--cysteine ligase 2"
FT                   /id="PRO_0000255804"
SQ   SEQUENCE   371 AA;  42222 MW;  D0D6C5FB255F1470 CRC64;
     MSLMPFAPSR PLSIGVELEL QLLGCNDYNL APSAPEILRR VAKRTHPGEI KPEMTRSMIE
     INTSVQQEYA GLVTELRALR DVVSEAGCFL NVAVAGGGTH PFQHWSEQKI FDAPRFHYLS
     ELYGYLAKQF TIFGQHVHIG CPGPDEALHL THMLSRYIPH FIALSASSPF VQGHDTGFAS
     ARLNSVFSFP LSGRAPFVLR WNDFEKFFAK MTGTGVVESM KDFYWDIRPK PEFGTIEVRV
     CDTPLTVEIA ASIACYIQAM SRYIMVEQRM APEEDDYLVY TFNRFQACRF GLEGVFIDPR
     THQQRSIRED IMEMLEHISD HARELHAVEA MERIREILIV GNGTSWQRRA YASEHNLADV
     MQLQAELWMG N