SMTL ID : 1mdv.2 (2 other biounits)

KEY ROLE OF PHENYLALANINE 20 IN CYTOCHROME C3: STRUCTURE, STABILITY AND FUNCTION STUDIES

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

monomer

Ligands

4 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Covalent)

HEM.1: 12 residues within 4Å: Chain A: L.9, M.11, H.22, H.25, C.30, C.33, H.34, Y.43, R.44, K.45, C.46 Ligands: HEM.3 10 PLIP interactions: 10 interactions with chain A, Hydrophobic interactions: A:Y.43, A:Y.43 Hydrogen bonds: A:Y.43, A:K.45 Water bridges: A:L.20, A:C.46 Salt bridges: A:K.45, A:K.45 Metal complexes: A:H.22, A:H.34 HEM.2: 14 residues within 4Å: Chain A: C.33, H.34, H.35, V.37, R.44, K.45, C.46, C.51, H.52, H.67, T.74, K.75, F.76, K.77 7 PLIP interactions: 7 interactions with chain A, Hydrophobic interactions: A:V.37, A:F.76 Hydrogen bonds: A:K.75 Salt bridges: A:H.67, A:K.75 Metal complexes: A:H.35, A:H.52 HEM.3: 10 residues within 4Å: Chain A: H.25, C.33, K.77, S.78, C.79, C.82, H.83, V.86, K.104 Ligands: HEM.1 7 PLIP interactions: 7 interactions with chain A, Hydrophobic interactions: A:K.77, A:V.86 Salt bridges: A:K.93, A:K.104 pi-Stacking: A:H.83 Metal complexes: A:H.25, A:H.83 HEM.4: 11 residues within 4Å: Chain A: M.11, Q.16, V.18, Y.65, H.70, C.79, H.83, L.97, C.100, C.105, H.106 6 PLIP interactions: 6 interactions with chain A, Hydrophobic interactions: A:V.18 Hydrogen bonds: A:Q.16, A:Y.65, A:Y.65 Metal complexes: A:H.70, A:H.106

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Dolla, A. et al., Key role of phenylalanine 20 in cytochrome c3: structure, stability, and function studies. Biochemistry (1999)

Release Date

1999-05-04

Peptides

CYTOCHROME C3: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

CYTOCHROME C3

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