SMTL ID : 2cnn.1

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

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

hetero-oligomer

Ligands

2 x PHQ- ILE- GLU- THR- MY5: AZA-PEPTIDE EXPOXIDE(Non-covalent)

PHQ-ILE-GLU-THR-MY5.1: 21 residues within 4Å: Chain A: S.35, R.36, S.37, S.92, H.93, G.94, Q.133, A.134, C.135, G.137, T.138 Chain B: Y.30, S.31, W.32, R.33, S.35, W.40, S.75, F.76, F.78 Chain D: D.5 8 PLIP interactions: 6 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:H.93, A:G.94, A:Q.133, A:C.135, B:Y.30, B:S.31 Salt bridges: A:R.36, A:H.93, B:R.33 Hydrophobic interactions: B:F.76, B:F.78 PHQ-ILE-GLU-THR-MY5.2: 21 residues within 4Å: Chain B: D.5 Chain C: S.35, R.36, S.37, S.92, H.93, G.94, Q.133, A.134, C.135, G.137, T.138 Chain D: Y.30, S.31, W.32, R.33, S.35, W.40, S.75, F.76, F.78 9 PLIP interactions: 7 interactions with chain C, 2 interactions with chain D Hydrogen bonds: C:H.93, C:G.94, C:Q.133, C:C.135, D:S.31 Water bridges: C:H.93 Salt bridges: C:R.36, C:H.93, D:R.33 Hydrophobic interactions: D:F.76, D:F.78

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 SUBUNIT P17: AC
CASPASE-3 SUBUNIT P12: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
A

B
B

D
B

CASPASE-3 SUBUNIT P17

CASPASE-3 SUBUNIT P12

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