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7AG8

Cryo-EM structure of wild-type KatG from M. tuberculosis

Functional Information from GO Data
ChainGOidnamespacecontents
A0004096molecular_functioncatalase activity
A0004601molecular_functionperoxidase activity
A0005515molecular_functionprotein binding
A0005576cellular_componentextracellular region
A0005829cellular_componentcytosol
A0005886cellular_componentplasma membrane
A0006979biological_processresponse to oxidative stress
A0009274cellular_componentpeptidoglycan-based cell wall
A0016491molecular_functionoxidoreductase activity
A0016677molecular_functionoxidoreductase activity, acting on a heme group of donors, nitrogenous group as acceptor
A0020037molecular_functionheme binding
A0042744biological_processhydrogen peroxide catabolic process
A0045739biological_processpositive regulation of DNA repair
A0046677biological_processresponse to antibiotic
A0046872molecular_functionmetal ion binding
A0070301biological_processcellular response to hydrogen peroxide
A0070402molecular_functionNADPH binding
A0070404molecular_functionNADH binding
A0098869biological_processcellular oxidant detoxification
B0004096molecular_functioncatalase activity
B0004601molecular_functionperoxidase activity
B0005515molecular_functionprotein binding
B0005576cellular_componentextracellular region
B0005829cellular_componentcytosol
B0005886cellular_componentplasma membrane
B0006979biological_processresponse to oxidative stress
B0009274cellular_componentpeptidoglycan-based cell wall
B0016491molecular_functionoxidoreductase activity
B0016677molecular_functionoxidoreductase activity, acting on a heme group of donors, nitrogenous group as acceptor
B0020037molecular_functionheme binding
B0042744biological_processhydrogen peroxide catabolic process
B0045739biological_processpositive regulation of DNA repair
B0046677biological_processresponse to antibiotic
B0046872molecular_functionmetal ion binding
B0070301biological_processcellular response to hydrogen peroxide
B0070402molecular_functionNADPH binding
B0070404molecular_functionNADH binding
B0098869biological_processcellular oxidant detoxification
Functional Information from PROSITE/UniProt
site_idPS00435
Number of Residues11
DetailsPEROXIDASE_1 Peroxidases proximal heme-ligand signature. TAALIVGGHTF
ChainResidueDetails
ATHR262-PHE272

site_idPS00436
Number of Residues12
DetailsPEROXIDASE_2 Peroxidases active site signature. GPlfIRMaWHAA
ChainResidueDetails
AGLY99-ALA110

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"HAMAP-Rule","id":"MF_01961","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsBinding site: {"description":"axial binding residue","evidences":[{"source":"PubMed","id":"15231843","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16566587","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"24185282","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1SJ2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2CCA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2CCD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4C51","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"source":"HAMAP-Rule","id":"MF_01961","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsCross-link: {"description":"Tryptophyl-tyrosyl-methioninium (Tyr-Met) (with W-107); alternate","evidences":[{"source":"HAMAP-Rule","id":"MF_01961","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"15231843","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsActive site: {"description":"Tryptophan radical intermediate","evidences":[{"source":"PubMed","id":"18052167","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsCross-link: {"description":"Tryptophyl-tyrosyl-methioninium (Trp-Tyr) (with M-255); alternate","evidences":[{"source":"HAMAP-Rule","id":"MF_01961","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"15231843","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

238582

PDB entries from 2025-07-09

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