SMTL ID : 1nx1.1

Calpain Domain VI Complexed with Calpastatin Inhibitory Domain C (DIC)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

hetero-2-2-mer

Ligands

8 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: G.15, D.17, E.19, E.24, K.63 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.19, A:E.24, H2O.2 CA.2: 6 residues within 4Å: Chain A: D.57, D.59, T.61, K.63, G.65, E.68 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.59, A:T.61, A:K.63, A:E.68, H2O.2 CA.3: 5 residues within 4Å: Chain A: D.87, D.89, S.91, T.93, G.95 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.87, A:D.89, A:S.91, A:T.93, H2O.1 CA.4: 4 residues within 4Å: Chain A: D.42, D.130, D.132, N.133 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.42, A:D.130, A:D.130, A:D.132, A:D.132 CA.5: 6 residues within 4Å: Chain B: G.15, D.16, D.17, E.19, E.24, K.63 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:E.19, B:E.24, B:E.24 CA.6: 5 residues within 4Å: Chain B: D.57, D.59, T.61, K.63, E.68 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.57, B:D.59, B:T.61, B:K.63, H2O.3 CA.7: 6 residues within 4Å: Chain B: D.87, D.89, S.91, T.93, G.95, E.98 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:D.87, B:S.91, B:T.93, B:E.98 CA.8: 4 residues within 4Å: Chain B: D.42, D.130, D.132, N.133 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:D.42, B:D.130, B:D.130, B:D.132, B:D.132

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Todd, B. et al., A structural model for the inhibition of calpain by calpastatin: crystal structures of the native domain VI of calpain and its complexes with calpastatin peptide and a small molecule inhibitor. J.Mol.Biol. (2003)

Release Date

2003-08-19

Peptides

Calcium-dependent protease, small subunit: AB
Calpastatin: CD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Calcium-dependent protease, small subunit

Calpastatin

Related Entries With Identical Sequence