SMTL ID : 4phk.1

The Structural Basis of Differential Inhibition of Human Calpain by Indole and Phenyl alpha-Mercaptoacrylic Acids. The complex with (Z)-3-(4-chlorophenyl)-2-mercaptoacrylic acid

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.05 Å

Oligo State

homo-dimer

Ligands

2 x 2UB: (Z)-3-(4-chlorophenyl)-2-mercaptoacrylic acid(Non-covalent)

2UB.1: 8 residues within 4Å: Chain A: V.32, V.33, H.36, W.73, I.76, K.77, Q.80, F.131 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:I.76, A:K.77, A:Q.80 2UB.6: 5 residues within 4Å: Chain B: V.32, H.36, W.73, K.77, Q.80 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:W.73, B:K.77, B:K.77, B:Q.80 Water bridges: B:R.35, B:R.35 Salt bridges: B:R.35

8 x CA: CALCIUM ION(Non-covalent)

CA.2: 4 residues within 4Å: Chain A: A.14, D.17, E.19, E.24 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:A.14, A:E.19, A:E.24, A:E.24, H2O.2 CA.3: 5 residues within 4Å: Chain A: D.57, D.59, T.61, K.63, E.68 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.57, A:D.59, A:T.61, A:K.63, H2O.1 CA.4: 5 residues within 4Å: Chain A: D.87, D.89, S.91, T.93, E.98 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.87, A:S.91, A:T.93, A:E.98, H2O.2 CA.5: 4 residues within 4Å: Chain A: D.42, D.130, D.132, N.133 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.42, A:D.130, A:D.132, H2O.2, H2O.2 CA.7: 4 residues within 4Å: Chain B: A.14, D.17, E.19, E.24 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:A.14, B:D.17, B:E.19, B:E.24, H2O.4 CA.8: 6 residues within 4Å: Chain B: E.19, 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.9: 5 residues within 4Å: Chain B: D.87, D.89, S.91, T.93, E.98 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.87, B:S.91, B:T.93, B:E.98, H2O.4 CA.10: 4 residues within 4Å: Chain B: D.42, D.130, D.132, N.133 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.42, B:D.130, B:D.132, B:D.132, H2O.5

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Adams, S.E. et al., The structural basis of differential inhibition of human calpain by indole and phenyl alpha-mercaptoacrylic acids. J.Struct.Biol. (2014)

Release Date

2014-08-13

Peptides

Calpain small subunit 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Calpain small subunit 1

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