SMTL ID : 8eg5.2 (1 other biounit)

huCaspase-6 in complex with inhibitor 3a

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.14 Å

Oligo State

hetero-2-2-mer

Ligands

2 x UCI: (3R,5S)-1-(ethanesulfonyl)-5-phenyl-N-[4-(trifluoromethoxy)phenyl]piperidine-3-carboxamide (bound form)(Covalent)

UCI.1: 15 residues within 4Å: Chain A: P.33, R.35, R.36, G.37, T.38, D.41, Q.132, C.134 Chain B: Y.25, S.26, H.27, R.28, G.33, S.34, C.72 6 PLIP interactions: 3 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:P.33, B:Y.25, B:R.28 Hydrogen bonds: A:R.35, B:S.26 Water bridges: A:R.35 UCI.3: 15 residues within 4Å: Chain C: P.33, R.35, R.36, G.37, T.38, D.41, Q.132, C.134 Chain D: Y.25, S.26, H.27, R.28, G.33, S.34, C.72 9 PLIP interactions: 6 interactions with chain D, 3 interactions with chain C Hydrophobic interactions: D:Y.25, D:R.28, D:R.28, C:P.33 Hydrogen bonds: D:S.26, D:H.27, C:R.35 pi-Cation interactions: D:R.28 Water bridges: C:R.35

2 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.2: 9 residues within 4Å: Chain A: G.116, V.123, G.124, K.127 Chain B: P.9, A.10, A.12, D.13 Chain C: V.143 7 PLIP interactions: 4 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:G.116, A:G.124, A:K.125, A:K.127, B:A.10, B:D.13, B:D.13 EDO.4: 9 residues within 4Å: Chain D: C.17, Y.18, Y.36, L.57, V.60, N.61, P.84, C.85, F.86 3 PLIP interactions: 3 interactions with chain D Hydrogen bonds: D:Y.36, D:N.61, D:C.85

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Van Horn, K.S. et al., Engaging a Non-catalytic Cysteine Residue Drives Potent and Selective Inhibition of Caspase-6. J.Am.Chem.Soc. (2023)

Release Date

2023-05-10

Peptides

Caspase-6 subunit p18: AC
Caspase-6 subunit p11: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

C
G

B
F

D
H

Caspase-6 subunit p18

Caspase-6 subunit p11

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