SMTL ID : 3uwi.1

Bovine trypsin variant X(tripleGlu217Phe227) in complex with small molecule inhibitor

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.43 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 6 PLIP interactions: 4 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.52, A:N.54, A:V.57, A:E.62, H2O.1, H2O.4

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

SO4.2: 5 residues within 4Å: Chain A: H.40, Q.174, G.175, S.177 Ligands: ANH.7 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:G.175, A:S.177, A:S.177, A:S.177 Water bridges: A:H.40 Salt bridges: A:H.40 SO4.3: 6 residues within 4Å: Chain A: P.106, T.107, S.108, S.184, K.186, Q.188 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:T.107, A:S.108, A:S.108, A:Q.188 Water bridges: A:S.184 Salt bridges: A:K.186

3 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 3 residues within 4Å: Chain A: E.62, Q.63, F.64 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:E.62, A:F.64 GOL.6: 5 residues within 4Å: Chain A: C.109, A.110, A.112, F.161, K.208 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:A.110 Water bridges: A:A.110, A:D.145, A:D.145, A:K.208 GOL.8: 6 residues within 4Å: Chain A: N.19, Y.22, H.23, R.49, I.55, N.56 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:H.23 Water bridges: A:N.19, A:N.19, A:H.23, A:R.49, A:I.55, A:N.56

1 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.5: 3 residues within 4Å: Chain A: N.77, T.80, N.82 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.77, A:T.80, A:N.82

1 x ANH: METHYL N-[(4-METHYLPHENYL)SULFONYL]GLYCYL-3-[AMINO(IMINO)METHYL]-D-PHENYLALANINATE(Non-covalent)

ANH.7: 15 residues within 4Å: Chain A: F.154, D.171, A.172, C.173, Q.174, S.177, V.191, S.192, W.193, G.194, E.195, G.196, C.197, G.204 Ligands: SO4.2 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:F.154, A:Q.174, A:V.191 Hydrogen bonds: A:D.171, A:G.196 Water bridges: A:W.193, A:W.193

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

2012-12-05

Peptides

Cationic trypsin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Cationic trypsin

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