SMTL ID : 4c50.1

Crystal Structure of the Catalase-Peroxidase (KatG) D137S mutant from Mycobacterium Tuberculosis

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

1 x GLC: alpha-D-glucopyranose(Non-covalent)

GLC.1: 6 residues within 4Å: Chain A: H.447, Q.525, K.537, S.539, T.572, D.573 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:H.447, A:Q.525, A:D.573 Salt bridges: A:H.447

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

HEM.2: 22 residues within 4Å: Chain A: D.94, P.100, L.101, R.104, W.107, V.230, P.232, 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 23 PLIP interactions: 23 interactions with chain A, Hydrophobic interactions: A:R.104, A:W.107, A:W.107, A:W.107, A:V.230, A:P.232, A:F.252, A:L.265, A:I.266, A:I.266, A:T.275, A:W.321, A:L.378 Hydrogen bonds: A:K.274, A:K.274, A:H.276, A:T.314, A:S.315 Salt bridges: A:R.104, A:H.276, A:H.276 pi-Stacking: A:W.107 Metal complexes: A:H.270 HEM.4: 23 residues within 4Å: Chain B: D.94, P.100, L.101, I.103, R.104, W.107, V.230, P.232, 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 25 PLIP interactions: 25 interactions with chain B, Hydrophobic interactions: B:I.103, B:R.104, B:W.107, B:W.107, B:V.230, B:P.232, B:P.232, B:F.252, B:I.266, B:T.275, B:T.314, B:W.321, B:L.378 Hydrogen bonds: B:D.94, B:K.274, B:H.276, B:S.315 Water bridges: B:R.104, B:R.104 Salt bridges: B:R.104, B:H.276, B:H.276 pi-Stacking: B:W.107 pi-Cation interactions: B:H.270 Metal complexes: B:H.270

1 x ACT: ACETATE ION(Non-functional Binders)

ACT.3: 3 residues within 4Å: Chain A: G.599, N.602, L.604 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.602, A:L.604

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhao, X. et al., Access Channel Residues Ser315 and Asp137 in Mycobacterium Tuberculosis Catalase-Peroxidase (Katg) Control Peroxidatic Activation of the Pro-Drug Isoniazid. Chem.Commun.(Camb.) (2013)

Release Date

2013-11-13

Peptides

CATALASE-PEROXIDASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

CATALASE-PEROXIDASE