SMTL ID : 6bjd.3 (3 other biounits)

Crystal Structure of Human Calpain-3 Protease Core in Complex with E-64

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

monomer

Ligands

2 x CA: CALCIUM ION(Non-covalent)

CA.1: 6 residues within 4Å: Chain A: I.68, D.69, G.70, N.72, D.75, E.154 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:I.68, A:G.70, A:D.75, A:D.75, A:E.154 CA.2: 6 residues within 4Å: Chain A: E.319, D.326, Q.345, T.347, D.349, E.351 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:E.319, A:D.326, A:T.347, A:D.349, A:E.351

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.3: 4 residues within 4Å: Chain A: R.65, F.66, S.109, F.110 Ligand excluded by PLIP

1 x E64: N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE(Covalent)

E64.4: 12 residues within 4Å: Chain A: Q.78, G.82, D.83, C.84, W.85, K.175, G.176, G.177, N.178, S.220, G.288, H.289 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:Q.78, A:C.84, A:G.176, A:G.177, A:G.177, A:N.178, A:G.288 Salt bridges: A:H.289

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ye, Q. et al., Structures of human calpain-3 protease core with and without bound inhibitor reveal mechanisms of calpain activation. J. Biol. Chem. (2018)

Release Date

2018-02-07

Peptides

Calpain-3: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

Calpain-3

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