ID A0A1S1NDQ6_9MYCO Unreviewed; 426 AA.
AC A0A1S1NDQ6;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 24-JAN-2024, entry version 27.
DE RecName: Full=Glutamate--cysteine ligase EgtA {ECO:0000256|HAMAP-Rule:MF_02034};
DE EC=6.3.2.2 {ECO:0000256|HAMAP-Rule:MF_02034};
DE AltName: Full=Gamma-glutamylcysteine synthase {ECO:0000256|HAMAP-Rule:MF_02034};
DE Short=GCS {ECO:0000256|HAMAP-Rule:MF_02034};
DE Short=Gamma-ECS {ECO:0000256|HAMAP-Rule:MF_02034};
GN Name=egtA {ECO:0000256|HAMAP-Rule:MF_02034};
GN ORFNames=BKN37_21605 {ECO:0000313|EMBL:OHU97649.1};
OS Mycobacterium talmoniae.
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Mycobacteriaceae;
OC Mycobacterium.
OX NCBI_TaxID=1858794 {ECO:0000313|EMBL:OHU97649.1, ECO:0000313|Proteomes:UP000179734};
RN [1] {ECO:0000313|EMBL:OHU97649.1, ECO:0000313|Proteomes:UP000179734}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NE-TNMC-100812 {ECO:0000313|Proteomes:UP000179734};
RA Greninger A.L., Elliott B., Vasireddy S., Vasireddy R.;
RT "Genome sequence of Mycobacterium talmonii.";
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the synthesis of gamma-glutamylcysteine (gamma-GC).
CC This compound is used as substrate for the biosynthesis of the low-
CC molecular thiol compound ergothioneine. {ECO:0000256|HAMAP-
CC Rule:MF_02034}.
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|ARBA:ARBA00029283, ECO:0000256|HAMAP-
CC Rule:MF_02034, ECO:0000256|PIRNR:PIRNR017901};
CC -!- PATHWAY: Amino-acid biosynthesis; ergothioneine biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_02034}.
CC -!- SIMILARITY: Belongs to the glutamate--cysteine ligase type 2 family.
CC EgtA subfamily. {ECO:0000256|HAMAP-Rule:MF_02034,
CC ECO:0000256|PIRNR:PIRNR017901}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:OHU97649.1}.
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DR EMBL; MLQM01000159; OHU97649.1; -; Genomic_DNA.
DR RefSeq; WP_071029013.1; NZ_MLQM01000159.1.
DR AlphaFoldDB; A0A1S1NDQ6; -.
DR UniPathway; UPA01014; -.
DR Proteomes; UP000179734; Unassembled WGS sequence.
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:0052699; P:ergothioneine biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0006750; P:glutathione biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.30.590.20; -; 1.
DR HAMAP; MF_02034; EgtA; 1.
DR InterPro; IPR017809; EgtA_Actinobacteria.
DR InterPro; IPR035434; GCL_bact_plant.
DR InterPro; IPR006336; GCS2.
DR InterPro; IPR014746; Gln_synth/guanido_kin_cat_dom.
DR NCBIfam; TIGR03444; EgtA_Cys_ligase; 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|HAMAP-Rule:MF_02034,
KW ECO:0000256|PIRNR:PIRNR017901};
KW Ligase {ECO:0000256|HAMAP-Rule:MF_02034, ECO:0000256|PIRNR:PIRNR017901};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_02034,
KW ECO:0000256|PIRNR:PIRNR017901};
KW Reference proteome {ECO:0000313|Proteomes:UP000179734}.
SQ SEQUENCE 426 AA; 44418 MW; 42A5DBC4F3BCC93F CRC64;
MTSAITSQVS RLAEAGEGEL AGASAAAEQL ADSCLTDAPL GRVGLEVEAH CYDLADPGRR
PGWDELTAIL NALPALPGGA VVSVEPGGAV ELSGPPLPGA VAAIEAMALD QAVLRSAFTA
AGLGLVLLGA DPLRPARRIN PGARYQGMEQ FFTASSPAVA GAAMMPSTAS IQVNLDAGPR
AGWAARVWLA HALGPTMVAI AANSPLLGGA FSGWQSTRQW VWSQLDAARC GPILGGSGAD
PGIDWARYAL KAPVMLVHSP DAVAMTQYVP FADWADGRTL LGGRRPTEAD LDYHLTTLFP
PVRPRRWLEI RYLDSVPDAL WPAVVFTLVT LLDDPDAADF AAEAVEPVAA AWDVAARLGL
GDRRIHTAAT RCVALAAERA PAPLQDTMGR LVHLVERGRC PSDDFADRVI EAGIAAAVAE
MAQGEQ
//
