SMTL ID : 1ltd.1

THE 2.6 ANGSTROMS REFINED STRUCTURE OF THE ESCHERICHIA COLI RECOMBINANT SACCHAROMYCES CEREVISIAE FLAVOCYTOCHROME B2-SULPHITE COMPLEX

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

homo-tetramer

Ligands

4 x SO3: SULFITE ION(Non-covalent)

SO3.1: 7 residues within 4Å: Chain A: Y.138, A.193, Y.249, H.368, R.371 Ligands: FMN.3, HEM.4 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:Y.138, A:Y.249, A:R.371 Water bridges: A:Y.138, A:R.284, A:Q.372 SO3.2: 6 residues within 4Å: Chain B: Y.138, A.193, Y.249, H.368, R.371 Ligands: FMN.5 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:Y.138, B:Y.249, B:R.371 SO3.6: 7 residues within 4Å: Chain C: Y.138, A.193, Y.249, H.368, R.371 Ligands: FMN.8, HEM.9 5 PLIP interactions: 5 interactions with chain C Hydrogen bonds: C:R.371 Water bridges: C:Y.138, C:Y.138, C:R.284, C:Q.372 SO3.7: 6 residues within 4Å: Chain D: Y.138, A.193, Y.249, H.368, R.371 Ligands: FMN.10 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:R.371

4 x FMN: FLAVIN MONONUCLEOTIDE(Non-covalent)

FMN.3: 23 residues within 4Å: Chain A: Y.139, S.190, A.191, T.192, A.193, S.223, Q.247, Y.249, T.275, K.344, S.366, H.368, G.369, R.371, D.404, G.405, G.406, R.408, L.426, G.427, R.428, L.431 Ligands: SO3.1 25 PLIP interactions: 25 interactions with chain A Hydrophobic interactions: A:Y.139, A:R.428, A:L.431 Hydrogen bonds: A:S.190, A:A.191, A:A.193, A:S.223, A:Q.247, A:Q.247, A:Y.249, A:K.344, A:K.344, A:K.344, A:S.366, A:G.405, A:G.406, A:G.425, A:G.427, A:R.428 Water bridges: A:V.407, A:R.428, A:R.428 Salt bridges: A:R.408, A:R.428 pi-Cation interactions: A:R.371 FMN.5: 23 residues within 4Å: Chain B: Y.139, S.190, A.191, T.192, A.193, S.223, Q.247, Y.249, T.275, K.344, S.366, H.368, G.369, R.371, D.404, G.405, G.406, R.408, L.426, G.427, R.428, L.431 Ligands: SO3.2 25 PLIP interactions: 25 interactions with chain B Hydrophobic interactions: B:Y.139, B:R.428, B:L.431 Hydrogen bonds: B:S.190, B:A.191, B:A.191, B:A.193, B:S.223, B:Q.247, B:Y.249, B:K.344, B:K.344, B:S.366, B:H.368, B:G.405, B:G.406, B:G.427, B:R.428 Water bridges: B:R.408, B:R.408, B:R.428, B:R.428 Salt bridges: B:R.408, B:R.428 pi-Cation interactions: B:R.371 FMN.8: 23 residues within 4Å: Chain C: Y.139, S.190, A.191, T.192, A.193, S.223, Q.247, Y.249, T.275, K.344, S.366, H.368, G.369, R.371, D.404, G.405, G.406, R.408, L.426, G.427, R.428, L.431 Ligands: SO3.6 25 PLIP interactions: 25 interactions with chain C Hydrophobic interactions: C:Y.139, C:R.428, C:L.431 Hydrogen bonds: C:S.190, C:A.191, C:A.193, C:S.223, C:Q.247, C:Q.247, C:T.275, C:K.344, C:K.344, C:K.344, C:S.366, C:G.405, C:G.406, C:G.425, C:G.427, C:R.428 Water bridges: C:H.149, C:V.407, C:R.428 Salt bridges: C:R.408, C:R.428 pi-Cation interactions: C:R.371 FMN.10: 23 residues within 4Å: Chain D: Y.139, S.190, A.191, T.192, A.193, S.223, Q.247, Y.249, T.275, K.344, S.366, H.368, G.369, R.371, D.404, G.405, G.406, R.408, L.426, G.427, R.428, L.431 Ligands: SO3.7 25 PLIP interactions: 25 interactions with chain D Hydrophobic interactions: D:Y.139, D:R.428, D:L.431 Hydrogen bonds: D:S.190, D:A.191, D:A.191, D:A.193, D:S.223, D:Q.247, D:T.275, D:K.344, D:K.344, D:K.344, D:S.366, D:G.405, D:G.406, D:G.427, D:R.428 Water bridges: D:H.149, D:R.408, D:R.408, D:R.428 Salt bridges: D:R.408, D:R.428 pi-Cation interactions: D:R.371

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

HEM.4: 24 residues within 4Å: Chain A: I.24, L.31, F.34, H.38, P.39, G.40, V.44, I.45, V.53, I.56, F.57, H.61, V.65, I.66, Y.69, I.70, Y.92, Q.134, Y.138, A.193, L.194, L.225, K.291 Ligands: SO3.1 30 PLIP interactions: 30 interactions with chain A, Hydrophobic interactions: A:I.24, A:L.31, A:F.34, A:F.34, A:P.39, A:P.39, A:V.44, A:V.44, A:I.45, A:I.45, A:V.53, A:V.53, A:I.56, A:F.57, A:V.65, A:I.66, A:Y.69, A:I.70, A:Y.92, A:L.194, A:L.194, A:L.225 Hydrogen bonds: A:Y.92, A:Q.134 Water bridges: A:D.287, A:D.287 Salt bridges: A:K.291 pi-Stacking: A:F.57 Metal complexes: A:H.38, A:H.61 HEM.9: 24 residues within 4Å: Chain C: I.24, L.31, F.34, H.38, P.39, G.40, V.44, I.45, V.53, I.56, F.57, H.61, V.65, I.66, Y.69, I.70, Y.92, Q.134, Y.138, A.193, L.194, L.225, K.291 Ligands: SO3.6 30 PLIP interactions: 30 interactions with chain C, Hydrophobic interactions: C:I.24, C:L.31, C:F.34, C:F.34, C:P.39, C:P.39, C:V.44, C:V.44, C:I.45, C:I.45, C:V.53, C:V.53, C:I.56, C:F.57, C:V.65, C:I.66, C:Y.69, C:I.70, C:Y.92, C:L.194, C:L.194, C:L.225 Hydrogen bonds: C:Q.134, C:Y.138 Water bridges: C:K.291, C:K.291 Salt bridges: C:K.291 pi-Stacking: C:F.57 Metal complexes: C:H.38, C:H.61

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tegoni, M. et al., The 2.6-A refined structure of the Escherichia coli recombinant Saccharomyces cerevisiae flavocytochrome b2-sulfite complex. Protein Sci. (1994)

Release Date

1994-08-31

Peptides

FLAVOCYTOCHROME B2: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

FLAVOCYTOCHROME B2