SMTL ID : 2cno.1

Crystal structures of caspase-3 in complex with aza-peptide epoxide inhibitors.

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.95 Å

Oligo State

hetero-2-2-mer

Ligands

2 x PHQ- GLU- VAL- MY0- PEA: Aza-peptide epoxide(Non-covalent)

PHQ-GLU-VAL-MY0-PEA.1: 20 residues within 4Å: Chain A: R.36, S.37, S.92, H.93, G.94, E.95, Q.133, A.134, C.135, G.137, T.138 Chain B: Y.30, S.31, W.32, R.33, N.34, S.35, W.40, E.74, F.76 23 PLIP interactions: 12 interactions with chain A, 11 interactions with chain B Hydrophobic interactions: A:E.95, A:T.138, B:Y.30, B:Y.30, B:W.32, B:W.40, B:F.76 Hydrogen bonds: A:S.37, A:S.37, A:H.93, A:G.94, A:G.94, A:Q.133, A:C.135, B:S.31, B:R.33, B:R.33, B:R.33 Water bridges: A:S.35 Salt bridges: A:R.36, A:H.93, B:R.33, B:R.33 PHQ-GLU-VAL-MY0-PEA.2: 20 residues within 4Å: Chain C: R.36, S.37, S.92, H.93, G.94, E.95, Q.133, A.134, C.135, G.137, T.138 Chain D: Y.30, S.31, W.32, R.33, N.34, S.35, W.40, E.74, F.76 23 PLIP interactions: 11 interactions with chain C, 12 interactions with chain D Hydrophobic interactions: C:E.95, C:T.138, D:Y.30, D:Y.30, D:W.32, D:W.40, D:F.76 Hydrogen bonds: C:S.37, C:S.37, C:H.93, C:G.94, C:G.94, C:Q.133, C:C.135, D:S.31, D:R.33, D:R.33, D:R.33, D:S.35 Salt bridges: C:R.36, C:H.93, D:R.33, D:R.33

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ganesan, R. et al., Exploring the S4 and S1 Prime Subsite Specificities in Caspase-3 with Aza-Peptide Epoxide Inhibitors. Biochemistry (2006)

Release Date

2007-05-22

Peptides

Caspase-3: AC
Caspase-3: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
A

B
B

D
B

Caspase-3

Caspase-3

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