SMTL ID : 2blf.1

Sulfite dehydrogenase from Starkeya Novella

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

hetero-1-1-mer

Ligands

1 x MSS: (MOLYBDOPTERIN-S,S)-OXO-MOLYBDENUM(Non-covalent)

MSS.1: 20 residues within 4Å: Chain A: F.52, F.53, V.54, R.55, Y.56, H.57, N.102, C.104, S.105, D.158, F.168, L.196, N.197, R.202, G.210, T.211, W.213, V.214, K.215, Y.236 21 PLIP interactions: 21 interactions with chain A Hydrogen bonds: A:R.55, A:H.57, A:H.57, A:N.102, A:S.105, A:L.196, A:N.197, A:R.202, A:G.210, A:T.211, A:W.213, A:K.215, A:K.215 Water bridges: A:L.58, A:G.156, A:D.158 Salt bridges: A:D.158, A:R.202, A:K.215 pi-Stacking: A:F.168 pi-Cation interactions: A:K.215

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 3 residues within 4Å: Chain A: P.166, G.229, F.230 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:F.230 Water bridges: A:D.167, A:W.231

1 x HEC: HEME C(Covalent)

HEC.3: 18 residues within 4Å: Chain A: Q.33, R.55, Y.56, H.57, T.165 Chain B: N.28, C.29, C.32, H.33, Y.37, I.38, Q.41, E.53, K.56, M.57, Y.61, A.63, L.77 21 PLIP interactions: 3 interactions with chain A, 18 interactions with chain B, Water bridges: A:R.55, B:K.56, B:K.56, B:K.56, B:K.56 Salt bridges: A:R.55, A:H.57, B:K.56 Hydrophobic interactions: B:Y.37, B:Y.37, B:I.38, B:I.38, B:Q.41, B:Y.61, B:Y.61, B:Y.61, B:A.63, B:L.77 Hydrogen bonds: B:Y.37, B:Y.37 Metal complexes: B:H.33

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kappler, U. et al., Molecular Basis of Intramolecular Electron Transfer in Sulfite-Oxidizing Enzymes is Revealed by High Resolution Structure of a Heterodimeric Complex of the Catalytic Molybdopterin Subunit and a C-Type Cytochrome Subunit. J.Biol.Chem. (2005)

Release Date

2005-04-28

Peptides

Sulfite:cytochrome c oxidoreductase subunit A: A
Sulfite:cytochrome c oxidoreductase subunit B: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Sulfite:cytochrome c oxidoreductase subunit A

Sulfite:cytochrome c oxidoreductase subunit B

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