SMTL ID : 3b56.1

Crystal structure of transthyretin in complex with 3,5-diiodosalicylic acid

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.55 Å

Oligo State

homo-tetramer

Ligands

4 x DIU: 2-HYDROXY-3,5-DIIODO-BENZOIC ACID(Non-covalent)

DIU.1: 14 residues within 4Å: Chain A: K.15, A.108, L.110, S.117, T.118, T.119 Chain C: L.17, A.108, A.109, L.110, S.117, T.118, T.119 Ligands: DIU.3 6 PLIP interactions: 3 interactions with chain C, 3 interactions with chain A Hydrophobic interactions: C:L.17 Salt bridges: C:K.15, A:K.15 Halogen bonds: C:S.117 Water bridges: A:A.109, A:A.109 DIU.2: 16 residues within 4Å: Chain B: K.15, L.17, A.108, A.109, L.110, S.117, T.118, T.119 Chain D: K.15, L.17, A.108, L.110, S.117, T.118, T.119 Ligands: DIU.4 8 PLIP interactions: 6 interactions with chain B, 2 interactions with chain D Hydrophobic interactions: B:L.17, B:L.110 Water bridges: B:K.15, D:K.15 Salt bridges: B:K.15, D:K.15 Halogen bonds: B:A.108, B:S.117 DIU.3: 14 residues within 4Å: Chain A: L.17, A.108, A.109, L.110, S.117, T.118, T.119 Chain C: K.15, A.108, L.110, S.117, T.118, T.119 Ligands: DIU.1 6 PLIP interactions: 3 interactions with chain A, 3 interactions with chain C Hydrophobic interactions: A:L.17 Salt bridges: A:K.15, C:K.15 Halogen bonds: A:S.117 Water bridges: C:A.109, C:A.109 DIU.4: 16 residues within 4Å: Chain B: K.15, L.17, A.108, L.110, S.117, T.118, T.119 Chain D: K.15, L.17, A.108, A.109, L.110, S.117, T.118, T.119 Ligands: DIU.2 8 PLIP interactions: 6 interactions with chain D, 2 interactions with chain B Hydrophobic interactions: D:L.17, D:L.110 Water bridges: D:K.15, B:K.15 Salt bridges: D:K.15, B:K.15 Halogen bonds: D:A.108, D:S.117

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gales, L. et al., Iodination of salicylic acid improves its binding to transthyretin. Biochim.Biophys.Acta (2008)

Release Date

2008-01-15

Peptides

Transthyretin: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

Transthyretin

Related Entries With Identical Sequence