SMTL ID : 7qkd.2 (3 other biounits)

Crystal structure of human Cathepsin L in complex with covalently bound MG132

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

monomer

Ligands

1 x ALD: N-[(benzyloxy)carbonyl]-L-leucyl-N-[(2S)-1-hydroxy-4-methylpentan-2-yl]-L-leucinamide(Non-covalent)

ALD.1: 23 residues within 4Å: Chain A: Q.19, G.23, S.24, C.25, W.26, G.61, N.62, E.63, C.65, N.66, G.67, G.68, L.69, M.70, Y.72, A.135, M.161, D.162, H.163, G.164, W.189, A.214 Ligands: PEG.2 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:E.63, A:L.69, A:L.69, A:L.69, A:Y.72, A:A.214 Hydrogen bonds: A:Q.19, A:C.25, A:G.68, A:G.68, A:D.162 Water bridges: A:Q.19, A:H.163

1 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.2: 8 residues within 4Å: Chain A: Q.19, G.20, Q.21, C.22, G.23, L.144, W.189 Ligands: ALD.1 1 PLIP interactions: 1 interactions with chain A Water bridges: A:G.23

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Falke, S. et al., Structural Elucidation and Antiviral Activity of Covalent Cathepsin L Inhibitors. J.Med.Chem. (2024)

Release Date

2022-12-28

Peptides

Cathepsin L: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Cathepsin L

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