- PDB-2ccd: Crystal structure of the catalase-peroxidase (KatG) and S315T mut... -
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ID or keywords:
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Basic information
Entry
Database: PDB / ID: 2ccd
Title
Crystal structure of the catalase-peroxidase (KatG) and S315T mutant from Mycobacterium tuberculosis
Components
PEROXIDASE/CATALASE T
Keywords
OXIDOREDUCTASE / KATG / HYDROGEN PEROXIDE / IRON / METAL-BINDING
Function / homology
Function and homology information
oxidoreductase activity, acting on a heme group of donors, nitrogenous group as acceptor / Tolerance of reactive oxygen produced by macrophages / cell wall / NADH binding / catalase-peroxidase / catalase activity / NADPH binding / peptidoglycan-based cell wall / positive regulation of DNA repair / hydrogen peroxide catabolic process ...oxidoreductase activity, acting on a heme group of donors, nitrogenous group as acceptor / Tolerance of reactive oxygen produced by macrophages / cell wall / NADH binding / catalase-peroxidase / catalase activity / NADPH binding / peptidoglycan-based cell wall / positive regulation of DNA repair / hydrogen peroxide catabolic process / peroxidase activity / cellular response to hydrogen peroxide / response to oxidative stress / response to antibiotic / heme binding / extracellular region / metal ion binding / plasma membrane / cytosol Similarity search - Function
Catalase-peroxidase haem / Peroxidase; domain 2 / Peroxidase, domain 2 / Peroxidase; domain 1 - #10 / Peroxidase; domain 1 / Peroxidases heam-ligand binding site / Peroxidase, active site / Peroxidases active site signature. / Plant heme peroxidase family profile. / Haem peroxidase ...Catalase-peroxidase haem / Peroxidase; domain 2 / Peroxidase, domain 2 / Peroxidase; domain 1 - #10 / Peroxidase; domain 1 / Peroxidases heam-ligand binding site / Peroxidase, active site / Peroxidases active site signature. / Plant heme peroxidase family profile. / Haem peroxidase / Peroxidase / Peroxidases proximal heme-ligand signature. / Haem peroxidase superfamily / Orthogonal Bundle / Mainly Alpha Similarity search - Domain/homology
Mass: 18.015 Da / Num. of mol.: 595 / Source method: isolated from a natural source / Formula: H2O
Compound details
HAS A DOUBLE FUNCTION: EXHIBITS BOTH A CATALASE AND BROAD- SPECTRUM PEROXIDASE ACTIVITIES. POSSIBLE ...HAS A DOUBLE FUNCTION: EXHIBITS BOTH A CATALASE AND BROAD- SPECTRUM PEROXIDASE ACTIVITIES. POSSIBLE ROLE IN THE INTRACELLULAR SURVIVAL OF MYCOBACTERIA ENGINEERED RESIDUE IN CHAIN A, SER 315 TO THR ENGINEERED RESIDUE IN CHAIN B, SER 315 TO THR
Has protein modification
Y
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Experimental details
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Experiment
Experiment
Method: X-RAY DIFFRACTION / Number of used crystals: 1
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Sample preparation
Crystal
Density Matthews: 2.7 Å3/Da / Density % sol: 54.2 %
Crystal grow
pH: 4.6 Details: 6% PEG4000, 0.1M NA ACETATE, PH4.6, 0.17MM N-DODECYL-B-D-MALTOSIDE PROTEIN CONCENTRATION OF 16MG/ML, pH 4.60