SMTL ID : 3q00.1

Bovine trypsin variant X(tripleGlu217Ile227) in complex with small molecule inhibitor

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

monomer

Ligands

1 x CA: CALCIUM ION(Non-covalent)

CA.1: 4 residues within 4Å: Chain A: E.52, N.54, V.57, E.62 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.52, A:N.54, A:V.57, H2O.1, H2O.4

1 x PMJ: N~2~-(benzylsulfonyl)-D-arginyl-N-(4-carbamimidoylbenzyl)glycinamide(Non-covalent)

PMJ.2: 19 residues within 4Å: Chain A: H.40, E.79, Y.81, F.154, D.171, A.172, C.173, S.177, V.191, S.192, W.193, G.194, E.195, G.196, C.197, G.204, Y.206 Ligands: SO4.3, PEU.5 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:V.191, A:W.193 Hydrogen bonds: A:E.79, A:Y.81, A:D.171, A:A.172, A:S.192, A:G.194, A:G.196, A:Y.206 Water bridges: A:T.80, A:Y.81, A:I.155, A:I.205 pi-Cation interactions: A:F.154, A:W.193

2 x SO4: SULFATE ION(Non-functional Binders)

SO4.3: 2 residues within 4Å: Chain A: Y.81 Ligands: PMJ.2 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Y.81, A:Y.81 SO4.4: 3 residues within 4Å: Chain A: N.31, S.32, L.96 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:S.32

1 x PEU: 2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,59,62,65,68,71,74,77,80-HEPTACOSAOXADOOCTACONTAN-82-OL(Non-covalent)

PEU.5: 5 residues within 4Å: Chain A: C.25, H.40, Y.42, K.43 Ligands: PMJ.2 3 PLIP interactions: 3 interactions with chain A Water bridges: A:Y.42, A:K.43, A:K.43

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tziridis, A. et al., Correlating structure and ligand affinity in drug discovery: a cautionary tale involving second shell residues. Biol.Chem. (2014)

Release Date

2011-12-21

Peptides

Cationic trypsin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Cationic trypsin

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