SMTL ID : 6i4z.3 (3 other biounits)

Crystal structure of the disease-causing P453L mutant of the human dihydrolipoamide dehydrogenase

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.34 Å

Oligo State

homo-dimer

Ligands

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

FAD.1: 43 residues within 4Å: Chain A: I.34, G.35, S.36, G.37, P.38, G.39, G.40, I.57, E.58, K.59, N.60, G.65, T.66, C.67, V.70, G.71, C.72, S.75, K.76, G.139, Y.140, G.141, A.169, T.170, G.171, S.172, S.190, L.194, I.211, L.215, R.302, F.305, K.307, L.309, G.341, D.342, M.348, L.349, A.350, H.351, A.353, Y.381 Chain B: H.474 23 PLIP interactions: 23 interactions with chain A Hydrophobic interactions: A:I.211, A:I.211, A:I.211 Hydrogen bonds: A:G.37, A:G.39, A:G.40, A:E.58, A:K.59, A:K.59, A:N.60, A:T.66, A:T.66, A:C.67, A:K.76, A:G.141, A:G.141, A:S.172, A:D.342, A:D.342, A:A.350 Water bridges: A:G.65, A:V.343 pi-Cation interactions: A:K.59 FAD.5: 42 residues within 4Å: Chain A: H.474 Chain B: I.34, G.35, S.36, G.37, P.38, G.39, G.40, I.57, E.58, K.59, N.60, G.65, T.66, C.67, V.70, G.71, C.72, S.75, K.76, G.139, Y.140, G.141, A.169, T.170, G.171, S.172, S.190, L.194, I.211, L.215, R.302, F.305, L.309, G.341, D.342, M.348, L.349, A.350, H.351, A.353, Y.381 25 PLIP interactions: 25 interactions with chain B Hydrophobic interactions: B:I.211, B:I.211, B:I.211 Hydrogen bonds: B:S.36, B:G.37, B:G.39, B:G.40, B:E.58, B:E.58, B:K.59, B:K.59, B:G.65, B:T.66, B:T.66, B:C.67, B:K.76, B:G.141, B:G.141, B:S.172, B:D.342, B:D.342, B:A.350 Water bridges: B:G.171, B:V.343 pi-Cation interactions: B:K.59

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

SO4.2: 7 residues within 4Å: Chain A: T.306, K.307, N.308, L.309, G.310, L.311, E.312 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:N.308, A:L.309, A:G.310, A:L.311, A:E.312 Water bridges: A:E.313 SO4.3: 4 residues within 4Å: Chain A: R.321, R.323, A.345, G.346 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:G.346 Salt bridges: A:R.321, A:R.323 SO4.4: 4 residues within 4Å: Chain A: L.232, G.233, H.234, M.242 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:G.233, A:G.233 Salt bridges: A:H.234 SO4.6: 4 residues within 4Å: Chain B: R.321, R.323, A.345, G.346 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:G.346, B:G.346 Salt bridges: B:R.321, B:R.323 SO4.7: 6 residues within 4Å: Chain B: N.308, L.309, G.310, L.311, E.312, E.313 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:N.308, B:L.309, B:G.310, B:L.311, B:E.312

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Szabo, E. et al., Underlying molecular alterations in human dihydrolipoamide dehydrogenase deficiency revealed by structural analyses of disease-causing enzyme variants. Hum.Mol.Genet. (2019)

Release Date

2019-11-20

Peptides

Dihydrolipoyl dehydrogenase, mitochondrial: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
F

Dihydrolipoyl dehydrogenase, mitochondrial

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