SMTL ID : 3w68.1 (4 other biounits)

Crystal structure of mouse alpha-tocopherol transfer protein in complex with alpha-tocopherol and phosphatidylinositol-(4,5)-bisphosphate

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.05 Å

Oligo State

homo-tetramer

Ligands

4 x VIV: (2R)-2,5,7,8-TETRAMETHYL-2-[(4R,8R)-4,8,12-TRIMETHYLTRIDECYL]CHROMAN-6-OL(Non-covalent)

VIV.1: 14 residues within 4Å: Chain A: Y.88, W.110, A.117, V.120, F.121, S.124, L.125, S.128, F.146, I.167, V.170, L.171, F.175, V.179 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:W.110, A:F.121, A:L.125, A:F.146, A:F.146, A:F.146, A:F.146, A:I.167, A:V.170, A:L.171, A:L.171, A:F.175 Hydrogen bonds: A:S.124 VIV.4: 15 residues within 4Å: Chain B: Y.88, I.107, W.110, A.117, V.120, F.121, S.124, L.125, S.128, V.142, F.146, I.167, L.171, F.175, V.179 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:I.107, B:W.110, B:F.121, B:L.125, B:F.146, B:F.146, B:F.146, B:F.146, B:I.167, B:L.171, B:F.175 Hydrogen bonds: B:S.124 VIV.7: 16 residues within 4Å: Chain C: I.107, W.110, A.117, V.120, F.121, S.124, L.125, S.128, V.142, F.146, I.159, I.167, V.170, L.171, F.175, V.179 17 PLIP interactions: 17 interactions with chain C Hydrophobic interactions: C:I.107, C:W.110, C:V.120, C:F.121, C:L.125, C:F.146, C:F.146, C:F.146, C:F.146, C:I.159, C:I.167, C:V.170, C:L.171, C:L.171, C:F.175, C:V.179 Hydrogen bonds: C:S.124 VIV.11: 16 residues within 4Å: Chain D: Y.88, W.110, A.117, V.120, F.121, S.124, L.125, S.128, V.142, F.146, I.159, I.167, V.170, L.171, F.175, V.179 12 PLIP interactions: 12 interactions with chain D Hydrophobic interactions: D:W.110, D:F.121, D:F.121, D:L.125, D:F.146, D:F.146, D:F.146, D:I.159, D:I.167, D:L.171, D:F.175 Hydrogen bonds: D:S.124

3 x 4PT: (2R)-3-{[(S)-{[(2S,3R,5S,6S)-2,6-DIHYDROXY-3,4,5-TRIS(PHOSPHONOOXY)CYCLOHEXYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-2-(1-HYDROXY BUTOXY)PROPYL BUTYRATE(Non-covalent)

4PT.2: 6 residues within 4Å: Chain A: S.196, K.199, K.207 Chain B: T.160, P.161, S.162 5 PLIP interactions: 4 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:S.196, B:T.160 Salt bridges: A:K.199, A:K.199, A:K.207 4PT.3: 7 residues within 4Å: Chain A: A.46, K.178, R.180, T.203, K.205, I.206, R.209 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:T.203, A:T.203, A:K.205, A:I.206, A:R.209, A:R.209 Water bridges: A:L.171, A:V.179 Salt bridges: A:K.178, A:R.180, A:K.205, A:R.209 4PT.6: 7 residues within 4Å: Chain B: A.46, K.178, R.180, T.203, K.205, I.206, R.209 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:R.209, B:R.209 Water bridges: B:V.179 Salt bridges: B:K.178, B:R.180, B:K.205, B:R.209

1 x PBU: (2R)-3-{[(R)-HYDROXY{[(1R,2R,3S,4R,5R,6S)-2,3,6-TRIHYDROXY-4,5-BIS(PHOSPHONOOXY)CYCLOHEXYL]OXY}PHOSPHORYL]OXY}PROPANE-1 ,2-DIYL DIBUTANOATE(Non-covalent)

PBU.5: 11 residues within 4Å: Chain A: A.156, F.157, I.159, T.160, P.161 Chain B: A.193, S.196, M.197, K.199 Chain D: V.189, I.190 7 PLIP interactions: 5 interactions with chain B, 1 interactions with chain D, 1 interactions with chain A Hydrogen bonds: B:S.196, A:T.160 Water bridges: B:S.196, B:K.199, D:I.190 Salt bridges: B:K.199, B:K.199

4 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.8: 3 residues within 4Å: Chain C: K.205 Chain D: K.63 Ligands: PO4.9 2 PLIP interactions: 1 interactions with chain C, 1 interactions with chain D Salt bridges: C:K.205, D:K.63 PO4.9: 3 residues within 4Å: Chain C: K.205, R.209 Ligands: PO4.8 2 PLIP interactions: 2 interactions with chain C Salt bridges: C:K.205, C:R.209 PO4.10: 1 residues within 4Å: Ligands: PO4.12 No protein-ligand interaction detected (PLIP) PO4.12: 2 residues within 4Å: Chain D: R.209 Ligands: PO4.10 1 PLIP interactions: 1 interactions with chain D Salt bridges: D:R.209

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kono, N. et al., Impaired alpha-TTP-PIPs interaction underlies familial vitamin E deficiency. Science (2013)

Release Date

2013-05-01

Peptides

Alpha-tocopherol transfer protein: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Alpha-tocopherol transfer protein

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