SMTL ID : 3nvu.1

Modulating Heme Redox Potential Through Protein-Induced Porphyrin Distortion

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.04 Å

Oligo State

homo-dimer

Ligands

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

HEM.1: 24 residues within 4Å: Chain A: M.1, K.2, L.5, I.75, F.78, Y.85, F.86, F.94, M.98, H.102, L.105, T.106, A.115, L.117, M.129, Y.131, S.133, R.135, M.137, F.141, L.144, I.145, S.148 Ligands: OXY.2 28 PLIP interactions: 28 interactions with chain A, Hydrophobic interactions: A:L.5, A:I.75, A:F.78, A:F.78, A:F.78, A:F.78, A:Y.85, A:F.86, A:F.94, A:F.94, A:T.106, A:A.115, A:L.117, A:F.141, A:F.141, A:L.144, A:I.145 Hydrogen bonds: A:Y.131, A:S.133, A:R.135 Water bridges: A:K.2, A:K.134, A:R.135 Salt bridges: A:R.135 pi-Stacking: A:F.78, A:H.102, A:Y.140 Metal complexes: A:H.102 HEM.4: 24 residues within 4Å: Chain A: L.40 Chain B: M.1, K.2, L.5, F.78, Y.85, F.86, F.94, M.98, H.102, L.105, T.106, A.115, L.117, M.129, Y.131, S.133, R.135, M.137, F.141, L.144, I.145, S.148 Ligands: OXY.5 32 PLIP interactions: 31 interactions with chain B, 1 interactions with chain A, Hydrophobic interactions: B:L.5, B:L.5, B:F.78, B:F.78, B:F.78, B:F.78, B:Y.85, B:Y.85, B:F.86, B:F.94, B:L.105, B:T.106, B:A.115, B:L.117, B:F.141, B:L.144, B:I.145, A:L.40 Hydrogen bonds: B:K.2, B:Y.131, B:S.133 Water bridges: B:R.135, B:R.135, B:R.135, B:R.135, B:R.135 Salt bridges: B:R.135, B:R.135 pi-Stacking: B:F.78, B:H.102, B:Y.140 Metal complexes: B:H.102

2 x OXY: OXYGEN MOLECULE(Non-covalent)

OXY.2: 5 residues within 4Å: Chain A: L.5, F.78, Y.140, L.144 Ligands: HEM.1 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Y.140 OXY.5: 5 residues within 4Å: Chain B: L.5, F.78, Y.140, L.144 Ligands: HEM.4 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:Y.140

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.3: 1 residues within 4Å: Chain A: N.62 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Olea, C. et al., Modulating heme redox potential through protein-induced porphyrin distortion. J.Am.Chem.Soc. (2010)

Release Date

2010-09-08

Peptides

Methyl-accepting chemotaxis protein: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Methyl-accepting chemotaxis protein