SMTL ID : 2cca.1

Crystal structure of the catalase-peroxidase (KatG) and S315T mutant from Mycobacterium tuberculosis

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

2 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.1: 25 residues within 4Å: Chain A: P.100, L.101, I.103, R.104, W.107, V.230, P.232, I.248, F.252, L.265, I.266, G.269, H.270, F.272, G.273, K.274, T.275, H.276, T.314, S.315, W.321, L.378, T.380, F.408, W.412 28 PLIP interactions: 27 interactions with chain A, 1 Ligand-Water interactions Hydrophobic interactions: A:I.103, A:R.104, A:W.107, A:W.107, A:P.232, A:I.248, A:F.252, A:L.265, A:I.266, A:I.266, A:T.275, A:W.321, A:L.378, A:T.380, A:F.408, A:W.412 Hydrogen bonds: A:K.274, A:H.276, A:T.314, A:S.315 Water bridges: A:R.104, A:H.276 Salt bridges: A:R.104, A:H.276, A:H.276 pi-Stacking: A:W.107 Metal complexes: A:H.270, H2O.3 HEM.2: 25 residues within 4Å: Chain B: P.100, L.101, I.103, R.104, W.107, V.230, P.232, I.248, F.252, L.265, I.266, G.269, H.270, F.272, G.273, K.274, T.275, H.276, T.314, S.315, W.321, L.378, T.380, F.408, W.412 29 PLIP interactions: 28 interactions with chain B, 1 Ligand-Water interactions Hydrophobic interactions: B:I.103, B:R.104, B:W.107, B:W.107, B:W.107, B:P.232, B:I.248, B:F.252, B:L.265, B:I.266, B:I.266, B:T.275, B:W.321, B:W.321, B:L.378, B:F.408, B:W.412 Hydrogen bonds: B:K.274, B:H.276, B:S.315 Water bridges: B:D.94, B:R.104, B:H.276 Salt bridges: B:R.104, B:H.276, B:H.276 pi-Stacking: B:W.107 Metal complexes: B:H.270, H2O.22

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhao, X. et al., Hydrogen Peroxide-Mediated Isoniazid Activation Catalyzed by Mycobacterium Tuberculosis Catalase-Peroxidase (Katg) and its S315T Mutant. Biochemistry (2006)

Release Date

2006-01-19

Peptides

PEROXIDASE/CATALASE T: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

PEROXIDASE/CATALASE T

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