SMTL ID : 4fx9.1

Structure of the Pyrococcus horikoshii CoA persulfide/polysulfide reductase

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.70 Å

Oligo State

homo-dimer

Ligands

2 x FAD: FLAVIN-ADENINE DINUCLEOTIDE(Non-covalent)

FAD.1: 33 residues within 4Å: Chain A: G.13, G.15, A.16, A.17, F.37, E.38, A.39, T.40, H.45, P.47, C.48, A.83, E.84, V.85, A.112, N.113, G.114, A.133, D.134, L.135, Y.161, L.251, A.281, G.282, D.283, P.299, L.300, A.301, P.302 Chain B: Y.425, A.426, P.427 Ligands: COA.2 16 PLIP interactions: 15 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:P.47 Hydrogen bonds: A:G.14, A:G.15, A:A.17, A:A.39, A:H.45, A:V.85, A:V.85, A:A.281, A:D.283, A:P.299, A:A.301, B:Y.425 Water bridges: A:A.115 Salt bridges: A:H.45 pi-Stacking: A:Y.161 FAD.3: 35 residues within 4Å: Chain A: Y.425, A.426, P.427 Chain B: I.12, G.13, G.14, G.15, A.16, A.17, F.37, E.38, A.39, T.40, H.45, P.47, C.48, A.83, E.84, V.85, A.112, N.113, G.114, A.133, D.134, L.135, Y.161, I.162, L.251, G.282, D.283, P.299, L.300, A.301, P.302 Ligands: COA.4 21 PLIP interactions: 20 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:P.47, B:I.162, B:I.162 Hydrogen bonds: B:G.14, B:G.15, B:A.17, B:A.39, B:H.45, B:V.85, B:V.85, B:A.281, B:D.283, B:P.299, B:A.301, A:Y.425 Water bridges: B:A.16, B:A.16, B:G.114, B:A.115 Salt bridges: B:H.45 pi-Stacking: B:Y.161

2 x COA: COENZYME A(Non-covalent)

COA.2: 23 residues within 4Å: Chain A: A.16, M.19, S.20, R.27, S.44, H.45, A.46, P.47, C.48, Y.65, Y.66, F.71, R.75, A.301, N.305 Chain B: I.360, K.361, V.432, W.433, V.438, R.441, V.442 Ligands: FAD.1 20 PLIP interactions: 14 interactions with chain A, 6 interactions with chain B Hydrophobic interactions: A:A.16, A:M.19, A:Y.65, A:Y.66, A:F.71 Hydrogen bonds: A:S.20, A:H.45, A:Y.66, A:Y.66, A:N.305, B:K.361 Water bridges: A:Y.65, B:K.361, B:K.361 Salt bridges: A:R.27, A:R.75, A:R.75, B:R.441, B:R.441, B:R.441 COA.4: 27 residues within 4Å: Chain A: I.360, K.361, Y.368, Y.425, V.432, W.433, V.438, R.441, V.442 Chain B: G.15, A.16, M.19, S.20, S.23, R.27, S.44, H.45, A.46, P.47, C.48, Y.65, Y.66, F.71, R.75, A.301, N.305 Ligands: FAD.3 18 PLIP interactions: 13 interactions with chain B, 5 interactions with chain A Hydrophobic interactions: B:A.16, B:M.19, B:Y.65, B:Y.66, B:F.71 Hydrogen bonds: B:S.20, B:Y.66, B:Y.66, B:N.305, A:K.361, A:K.361 Water bridges: B:A.16 Salt bridges: B:R.27, B:R.75, B:R.75, A:R.441, A:R.441, A:R.441

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Herwald, S. et al., Structure and substrate specificity of the pyrococcal coenzyme A disulfide reductases/polysulfide reductases (CoADR/Psr): implications for S(0)-based respiration and a sulfur-dependent antioxidant system in Pyrococcus. Biochemistry (2013)

Release Date

2013-04-10

Peptides

Coenzyme A disulfide reductase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Coenzyme A disulfide reductase