SMTL ID : 1kek.1

Crystal Structure of the Free Radical Intermediate of Pyruvate:Ferredoxin Oxidoreductase

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 5 residues within 4Å: Chain A: D.962, T.990, V.992, S.994 Ligands: HTL.6 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.962, A:T.990, A:V.992, H2O.6 MG.8: 5 residues within 4Å: Chain B: D.962, T.990, V.992, S.994 Ligands: HTL.13 4 PLIP interactions: 3 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.962, B:T.990, B:V.992, H2O.39

2 x CA: CALCIUM ION(Non-covalent)

CA.2: 8 residues within 4Å: Chain A: D.982, V.983, N.984, A.1055, E.1056, F.1058, G.1060, S.1062 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:D.982, A:A.1055, A:F.1058 CA.9: 8 residues within 4Å: Chain B: D.982, V.983, N.984, A.1055, E.1056, F.1058, G.1060, S.1062 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:D.982, B:A.1055, B:F.1058, B:G.1060

6 x SF4: IRON/SULFUR CLUSTER(Non-covalent)

SF4.3: 13 residues within 4Å: Chain A: W.683, C.688, I.689, Q.690, C.691, N.692, C.694, I.737, C.754, P.755, P.756, A.760, L.761 4 PLIP interactions: 4 interactions with chain A, Metal complexes: A:C.688, A:C.691, A:C.694, A:C.754 SF4.4: 12 residues within 4Å: Chain A: P.681, C.698, P.699, A.702, I.703, C.744, M.745, G.746, C.747, G.748, C.750, M.763 4 PLIP interactions: 4 interactions with chain A, Metal complexes: A:C.698, A:C.744, A:C.747, A:C.750 SF4.5: 11 residues within 4Å: Chain A: K.458, A.810, C.811, C.814, E.816, C.839, W.843, T.990, C.1070, I.1071 Chain B: M.1202 6 PLIP interactions: 1 interactions with chain B, 5 interactions with chain A, Salt bridges: B:D.1197, A:E.816 Metal complexes: A:C.811, A:C.814, A:C.839, A:C.1070 SF4.10: 13 residues within 4Å: Chain B: W.683, C.688, I.689, Q.690, C.691, N.692, C.694, I.737, C.754, P.755, P.756, A.760, L.761 4 PLIP interactions: 4 interactions with chain B, Metal complexes: B:C.688, B:C.691, B:C.694, B:C.754 SF4.11: 11 residues within 4Å: Chain B: P.681, C.698, P.699, A.702, I.703, C.744, M.745, G.746, C.747, G.748, C.750 4 PLIP interactions: 4 interactions with chain B, Metal complexes: B:C.698, B:C.744, B:C.747, B:C.750 SF4.12: 11 residues within 4Å: Chain A: M.1202 Chain B: K.458, A.810, C.811, C.814, E.816, C.839, W.843, T.990, C.1070, I.1071 6 PLIP interactions: 5 interactions with chain B, 1 interactions with chain A, Salt bridges: B:E.816, A:D.1197 Metal complexes: B:C.811, B:C.814, B:C.839, B:C.1070

2 x HTL: 2-ACETYL-THIAMINE DIPHOSPHATE(Non-covalent)

HTL.6: 28 residues within 4Å: Chain A: Y.27, P.28, I.29, E.63, Q.87, L.91, R.113, L.120, E.816, T.837, G.838, C.839, I.842, F.868, E.869, G.961, D.962, G.963, W.964, I.968, T.990, V.992, Y.993, S.994, N.995, T.996 Ligands: MG.1, CO2.7 24 PLIP interactions: 24 interactions with chain A Hydrophobic interactions: A:I.29, A:Q.87, A:L.91, A:T.837, A:I.842, A:F.868, A:F.868, A:I.968 Hydrogen bonds: A:R.113, A:R.113, A:C.839, A:G.961, A:G.963, A:W.964, A:S.994, A:N.995 Water bridges: A:T.837, A:T.837, A:S.840, A:S.840, A:F.868, A:F.868, A:D.962, A:T.990 HTL.13: 27 residues within 4Å: Chain B: Y.27, P.28, I.29, E.63, Q.87, L.91, R.113, E.816, T.837, G.838, C.839, I.842, F.868, E.869, G.961, D.962, G.963, W.964, I.968, T.990, V.992, Y.993, S.994, N.995, T.996 Ligands: MG.8, CO2.14 24 PLIP interactions: 24 interactions with chain B Hydrophobic interactions: B:I.29, B:Q.87, B:L.91, B:T.837, B:I.842, B:F.868, B:F.868, B:I.968 Hydrogen bonds: B:R.113, B:R.113, B:C.839, B:G.961, B:D.962, B:G.963, B:W.964, B:S.994, B:N.995 Water bridges: B:T.837, B:T.837, B:S.840, B:S.840, B:F.868, B:F.868, B:T.990

2 x CO2: CARBON DIOXIDE(Non-covalent)

CO2.7: 7 residues within 4Å: Chain A: I.29, T.30, R.113, N.995, T.996 Chain B: M.1201 Ligands: HTL.6 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:T.30, A:T.30, A:R.113, A:N.995 CO2.14: 7 residues within 4Å: Chain A: M.1201 Chain B: I.29, T.30, R.113, N.995, T.996 Ligands: HTL.13 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:T.30, B:T.30, B:R.113, B:N.995

Links

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Citation

Chabriere, E. et al., Crystal structure of the free radical intermediate of pyruvate:ferredoxin oxidoreductase. Science (2001)

Release Date

2001-12-21

Peptides

Pyruvate-Ferredoxin Oxidoreductase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Pyruvate-Ferredoxin Oxidoreductase

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