SMTL ID : 1qws.1

Structure of the D181N variant of catalase HPII from E. coli

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-tetramer

Ligands

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

HEM.1: 25 residues within 4Å: Chain A: R.125, V.127, H.128, R.165, G.184, F.185, A.186, V.199, G.200, N.201, F.206, A.211, F.214, I.274, H.275, F.391, L.407, G.410, R.411, S.414, Y.415, T.418, Q.419, R.422 Chain D: D.118 29 PLIP interactions: 29 interactions with chain A, Hydrophobic interactions: A:V.127, A:H.128, A:A.186, A:V.199, A:F.206, A:A.211, A:F.214, A:F.214, A:F.214, A:F.214, A:L.407, A:L.407, A:R.411, A:Y.415, A:Y.415, A:Y.415 Hydrogen bonds: A:Q.419 Water bridges: A:R.165, A:R.422, A:R.422 Salt bridges: A:R.125, A:R.125, A:R.165, A:R.422 pi-Stacking: A:H.128, A:F.206, A:F.214 pi-Cation interactions: A:R.411 Metal complexes: A:Y.415 HEM.2: 23 residues within 4Å: Chain B: R.125, V.127, H.128, R.165, G.184, F.185, V.199, G.200, N.201, F.206, A.211, F.214, I.274, H.275, F.391, L.407, R.411, S.414, Y.415, T.418, Q.419, R.422 Chain C: D.118 27 PLIP interactions: 27 interactions with chain B, Hydrophobic interactions: B:H.128, B:V.199, B:F.206, B:F.206, B:A.211, B:F.214, B:F.214, B:F.214, B:F.214, B:L.407, B:L.407, B:R.411, B:Y.415, B:Y.415 Hydrogen bonds: B:Q.419 Water bridges: B:R.165, B:T.418, B:R.422 Salt bridges: B:R.125, B:R.125, B:R.165, B:R.422 pi-Stacking: B:H.128, B:F.206, B:F.214 pi-Cation interactions: B:R.411 Metal complexes: B:Y.415 HEM.3: 24 residues within 4Å: Chain B: D.118 Chain C: R.125, V.127, H.128, R.165, G.184, F.185, A.186, V.199, G.200, N.201, F.206, A.211, F.214, I.274, H.275, F.391, L.407, R.411, S.414, Y.415, T.418, Q.419, R.422 26 PLIP interactions: 26 interactions with chain C, Hydrophobic interactions: C:H.128, C:A.186, C:V.199, C:F.206, C:A.211, C:F.214, C:F.214, C:F.214, C:F.214, C:L.407, C:L.407, C:R.411, C:Y.415, C:Y.415 Hydrogen bonds: C:R.165, C:Q.419 Water bridges: C:T.418, C:T.418 Salt bridges: C:R.125, C:R.165, C:R.422 pi-Stacking: C:H.128, C:F.206, C:F.214 pi-Cation interactions: C:R.411 Metal complexes: C:Y.415 HEM.4: 23 residues within 4Å: Chain A: D.118 Chain D: R.125, V.127, H.128, R.165, G.184, F.185, V.199, G.200, N.201, F.206, F.214, I.274, H.275, F.391, L.407, G.410, R.411, S.414, Y.415, T.418, Q.419, R.422 29 PLIP interactions: 29 interactions with chain D, Hydrophobic interactions: D:V.127, D:H.128, D:V.199, D:F.206, D:F.214, D:F.214, D:F.214, D:F.214, D:F.391, D:L.407, D:L.407, D:R.411, D:Y.415, D:Y.415, D:Y.415 Hydrogen bonds: D:Q.419 Water bridges: D:I.126, D:R.165, D:A.186, D:T.418, D:R.422 Salt bridges: D:R.125, D:R.165, D:R.422 pi-Stacking: D:H.128, D:F.206, D:F.214 pi-Cation interactions: D:R.411 Metal complexes: D:Y.415

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chelikani, P. et al., An electrical potential in the access channel of catalases enhances catalysis. J.Biol.Chem. (2003)

Release Date

2003-10-14

Peptides

Catalase HPII: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Catalase HPII