SMTL ID : 1qtn.1

CRYSTAL STRUCTURE OF THE COMPLEX OF CASPASE-8 WITH THE TETRAPEPTIDE INHIBITOR ACE-IETD-ALDEHYDE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.20 Å

Oligo State

hetero-2-2-mer

Ligands

2 x ACE- ILE- GLU- THR- ASJ: ACETYL-ILE-GLU-THR-ASP-ALDEHYDE(Non-covalent)

ACE-ILE-GLU-THR-ASJ.1: 14 residues within 4Å: Chain A: R.50, S.106, H.107, G.108, Q.148, C.150 Chain B: V.26, S.27, Y.28, R.29, P.31, T.35, W.36, D.71 21 PLIP interactions: 9 interactions with chain A, 12 interactions with chain B Hydrogen bonds: A:H.107, A:G.108, A:Q.148, A:C.150, B:S.27, B:R.29, B:R.29, B:R.29 Water bridges: A:R.48, A:N.51, A:N.51, B:R.29 Salt bridges: A:R.50, A:H.107, B:R.29, B:R.29 Hydrophobic interactions: B:V.26, B:Y.28, B:Y.28, B:P.31, B:W.36 ACE-ILE-GLU-THR-ASJ.4: 14 residues within 4Å: Chain C: R.50, S.106, H.107, G.108, Q.148, C.150 Chain D: V.26, S.27, Y.28, R.29, P.31, T.35, W.36, D.71 22 PLIP interactions: 10 interactions with chain C, 12 interactions with chain D Hydrogen bonds: C:G.108, C:Q.148, C:C.150, D:S.27, D:R.29, D:R.29, D:R.29 Water bridges: C:R.48, C:D.49, C:N.51, C:N.51, C:N.51, D:R.29 Salt bridges: C:R.50, C:H.107, D:R.29, D:R.29 Hydrophobic interactions: D:V.26, D:Y.28, D:Y.28, D:P.31, D:W.36

4 x DTD: DITHIANE DIOL(Non-covalent)

DTD.2: 3 residues within 4Å: Chain A: E.80, Q.81, E.84 No protein-ligand interaction detected (PLIP) DTD.3: 7 residues within 4Å: Chain A: Y.124, T.127 Chain B: E.12, F.15, L.17, T.85 Chain D: Q.81 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:E.12, B:E.12 Water bridges: A:T.127, A:T.127 DTD.5: 3 residues within 4Å: Chain C: E.80, Q.81, E.84 No protein-ligand interaction detected (PLIP) DTD.6: 7 residues within 4Å: Chain B: Q.81 Chain C: Y.124, T.127 Chain D: E.12, F.15, L.17, T.85 4 PLIP interactions: 2 interactions with chain C, 2 interactions with chain D Hydrogen bonds: C:T.127, D:E.12 Water bridges: C:T.127, D:E.12

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Watt, W. et al., The atomic-resolution structure of human caspase-8, a key activator of apoptosis. Structure Fold.Des. (1999)

Release Date

2000-09-20

Peptides

CASPASE-8: AC
CASPASE-8: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
A

B
B

D
B

CASPASE-8

CASPASE-8

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