SMTL ID : 8xni.1

Crystal structure of trypsin in-complex with E-64

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

monomer

Ligands

1 x CA: CALCIUM ION(Non-covalent)

CA.1: 4 residues within 4Å: Chain A: E.75, N.77, V.80, E.85 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.75, A:N.77, A:V.80, A:E.85, H2O.3

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

CL.2: 1 residues within 4Å: Chain A: K.159 Ligand excluded by PLIP CL.3: 1 residues within 4Å: Chain A: S.181 Ligand excluded by PLIP CL.4: 1 residues within 4Å: Chain A: S.127 Ligand excluded by PLIP

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

E64.5: 15 residues within 4Å: Chain A: H.63, L.104, D.194, S.195, C.196, Q.197, S.200, V.214, S.215, W.216, G.217, S.218, G.219, C.220, G.227 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:H.63, A:L.104, A:V.214 Hydrogen bonds: A:S.195, A:S.195, A:Q.197, A:S.215, A:G.217, A:G.219, A:G.219 Water bridges: A:D.194, A:S.195 Salt bridges: A:D.194

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Akbar, Z. et al., In vitro , in silico and crystallographic-based identification of serine protease inhibitors. Nat Prod Res (2024)

Release Date

2024-12-04

Peptides

Cationic trypsin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Cationic trypsin

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