SMTL ID : 1eld.1

Structural analysis of the active site of porcine pancreatic elastase based on the x-ray crystal structures of complexes with trifluoroacetyl-dipeptide-anilide inhibitors

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

monomer

Ligands

1 x 0Z0: N-(trifluoroacetyl)-L-phenylalanyl-N-[4-(trifluoromethyl)phenyl]-L-alaninamide(Non-covalent)

0Z0.1: 15 residues within 4Å: Chain A: H.45, V.88, A.89, T.167, G.183, C.184, Q.185, D.187, S.188, T.206, S.207, F.208, V.209, R.211 Ligands: ACY.3 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:V.88, A:F.208, A:F.208 Hydrogen bonds: A:S.188, A:V.209, A:V.209

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 5 residues within 4Å: Chain A: E.59, N.61, Q.64, N.66, E.69 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.59, A:N.61, A:Q.64, A:E.69, H2O.2

1 x ACY: ACETIC ACID(Non-functional Binders)

ACY.3: 6 residues within 4Å: Chain A: T.29, H.45, Q.185, G.186, S.188 Ligands: 0Z0.1 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:G.186, A:S.188, A:S.188 Salt bridges: A:H.45

Links

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Citation

Mattos, C. et al., Structural analysis of the active site of porcine pancreatic elastase based on the X-ray crystal structures of complexes with trifluoroacetyl-dipeptide-anilide inhibitors. Biochemistry (1995)

Release Date

1995-02-14

Peptides

ELASTASE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

ELASTASE

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