SMTL ID : 2nqg.1

Calpain 1 proteolytic core inactivated by WR18(S,S), an epoxysuccinyl-type inhibitor.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.04 Å

Oligo State

monomer

Ligands

2 x CA: CALCIUM ION(Non-covalent)

CA.1: 4 residues within 4Å: Chain A: V.74, G.76, D.81, E.160 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:G.76, A:D.81, A:E.160, H2O.1, H2O.5 CA.2: 5 residues within 4Å: Chain A: E.277, D.284, M.304, D.306, E.308 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.277, A:D.284, A:M.304, A:E.308, H2O.5

1 x NQG: 5-AZANYLIDYNE-N-[(2S)-4-ETHOXY-2-HYDROXY-4-OXOBUTANOYL]-L-NORVALYL-L-ARGINYL-L-TRYPTOPHANAMIDE(Covalent)

NQG.3: 17 residues within 4Å: Chain A: Q.84, G.88, D.89, C.90, W.91, G.182, G.183, C.184, T.185, S.226, I.227, N.228, G.246, H.247, A.248, W.273, K.322 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:W.273 Hydrogen bonds: A:Q.84, A:C.90, A:G.183, A:G.183, A:T.185, A:S.226, A:I.227, A:G.246 Water bridges: A:T.185 Salt bridges: A:H.247

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cuerrier, D. et al., Development of Calpain-specific Inactivators by Screening of Positional Scanning Epoxide Libraries. J.Biol.Chem. (2007)

Release Date

2007-01-09

Peptides

Calpain-1 catalytic subunit: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Calpain-1 catalytic subunit

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