SMTL ID : 1fcb.1

MOLECULAR STRUCTURE OF FLAVOCYTOCHROME B2 AT 2.4 ANGSTROMS RESOLUTION

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-tetramer

Ligands

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

HEM.1: 23 residues within 4Å: Chain A: I.29, L.36, F.39, H.43, P.44, G.45, V.49, I.50, V.58, I.61, F.62, H.66, V.70, Y.74, I.75, Y.97, Q.139, Y.143, A.198, L.199, L.230, K.296, F.325 21 PLIP interactions: 21 interactions with chain A, Hydrophobic interactions: A:I.29, A:L.36, A:F.39, A:P.44, A:P.44, A:V.49, A:I.50, A:V.58, A:I.61, A:V.70, A:Y.74, A:I.75, A:Y.97, A:L.199, A:L.230, A:F.325 Hydrogen bonds: A:Y.97, A:Q.139 Salt bridges: A:K.296 Metal complexes: A:H.43, A:H.66 HEM.5: 23 residues within 4Å: Chain C: I.29, L.36, F.39, H.43, P.44, G.45, V.49, I.50, V.58, I.61, F.62, H.66, V.70, Y.74, I.75, Y.97, Q.139, Y.143, A.198, L.199, L.230, K.296, F.325 21 PLIP interactions: 21 interactions with chain C, Hydrophobic interactions: C:I.29, C:L.36, C:F.39, C:P.44, C:P.44, C:V.49, C:I.50, C:V.58, C:I.61, C:V.70, C:Y.74, C:I.75, C:Y.97, C:L.199, C:L.230, C:F.325 Hydrogen bonds: C:Q.139, C:Y.143 Salt bridges: C:K.296 Metal complexes: C:H.43, C:H.66

4 x FMN: FLAVIN MONONUCLEOTIDE(Non-covalent)

FMN.2: 23 residues within 4Å: Chain A: Y.143, Y.144, S.195, A.196, T.197, A.198, S.228, Q.252, Y.254, T.280, K.349, S.371, H.373, G.374, R.376, D.409, G.410, G.411, R.413, L.431, G.432, R.433, L.436 24 PLIP interactions: 24 interactions with chain A Hydrophobic interactions: A:Y.143, A:Y.144, A:R.433, A:L.436 Hydrogen bonds: A:A.196, A:A.198, A:Q.252, A:Q.252, A:Y.254, A:K.349, A:K.349, A:S.371, A:G.410, A:G.411, A:G.432, A:R.433 Water bridges: A:H.373, A:R.376, A:V.412, A:R.413, A:R.433, A:R.433 Salt bridges: A:R.413, A:R.433 FMN.3: 24 residues within 4Å: Chain B: Y.143, Y.144, S.195, A.196, T.197, A.198, S.228, Q.252, Y.254, T.280, K.349, S.371, H.373, G.374, R.376, D.409, G.410, G.411, R.413, L.431, G.432, R.433, L.436 Ligands: PYR.4 21 PLIP interactions: 21 interactions with chain B Hydrophobic interactions: B:Y.143, B:Y.144, B:R.433, B:L.436 Hydrogen bonds: B:A.196, B:A.198, B:Q.252, B:Y.254, B:K.349, B:K.349, B:S.371, B:G.411, B:G.432, B:R.433 Water bridges: B:H.154, B:H.373, B:V.412, B:V.412, B:R.433 Salt bridges: B:R.413, B:R.433 FMN.6: 23 residues within 4Å: Chain C: Y.143, Y.144, S.195, A.196, T.197, A.198, S.228, Q.252, Y.254, T.280, K.349, S.371, H.373, G.374, R.376, D.409, G.410, G.411, R.413, L.431, G.432, R.433, L.436 24 PLIP interactions: 24 interactions with chain C Hydrophobic interactions: C:Y.143, C:Y.144, C:R.433, C:L.436 Hydrogen bonds: C:A.196, C:A.198, C:Q.252, C:Q.252, C:T.280, C:K.349, C:K.349, C:S.371, C:G.410, C:G.411, C:G.432, C:R.433 Water bridges: C:H.373, C:R.376, C:V.412, C:R.413, C:R.433, C:R.433 Salt bridges: C:R.413, C:R.433 FMN.7: 24 residues within 4Å: Chain D: Y.143, Y.144, S.195, A.196, T.197, A.198, S.228, Q.252, Y.254, T.280, K.349, S.371, H.373, G.374, R.376, D.409, G.410, G.411, R.413, L.431, G.432, R.433, L.436 Ligands: PYR.8 21 PLIP interactions: 21 interactions with chain D Hydrophobic interactions: D:Y.143, D:Y.144, D:R.433, D:L.436 Hydrogen bonds: D:A.196, D:A.198, D:Q.252, D:T.280, D:K.349, D:K.349, D:S.371, D:G.411, D:G.432, D:R.433 Water bridges: D:H.154, D:N.157, D:H.373, D:V.412, D:V.412 Salt bridges: D:R.413, D:R.433

2 x PYR: PYRUVIC ACID(Non-covalent)

PYR.4: 6 residues within 4Å: Chain B: Y.143, L.230, Y.254, H.373, R.376 Ligands: FMN.3 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:L.230 Hydrogen bonds: B:Y.254 Water bridges: B:Q.377 Salt bridges: B:R.289, B:H.373, B:R.376 PYR.8: 6 residues within 4Å: Chain D: Y.143, L.230, Y.254, H.373, R.376 Ligands: FMN.7 6 PLIP interactions: 6 interactions with chain D Hydrophobic interactions: D:L.230 Hydrogen bonds: D:Y.143 Water bridges: D:Q.377 Salt bridges: D:R.289, D:H.373, D:R.376

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xia, Z.X. et al., Molecular structure of flavocytochrome b2 at 2.4 A resolution. J.Mol.Biol. (1990)

Release Date

1991-01-15

Peptides

FLAVOCYTOCHROME B2: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

FLAVOCYTOCHROME B2

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