SMTL ID : 3fvl.1 (3 other biounits)

Crystallogic studies on the Complex of Carboxypeptidase A with inhibitors using alpha-hydroxy ketone as zinc-binding group

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-trimer

Ligands

3 x ZN: ZINC ION(Non-covalent)

ZN.1: 4 residues within 4Å: Chain A: H.69, E.72, H.196 Ligands: BHK.2 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.69, A:E.72, A:E.72, A:H.196 ZN.3: 4 residues within 4Å: Chain B: H.69, E.72, H.196 Ligands: BHK.4 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:H.69, B:E.72, B:E.72, B:H.196 ZN.5: 4 residues within 4Å: Chain C: H.69, E.72, H.196 Ligands: BHK.6 4 PLIP interactions: 4 interactions with chain C Metal complexes: C:H.69, C:E.72, C:E.72, C:H.196

3 x BHK: (2R)-2-benzyl-5-hydroxy-4-oxopentanoic acid(Non-covalent)

BHK.2: 15 residues within 4Å: Chain A: H.69, E.72, R.127, D.142, N.144, R.145, H.196, S.197, Y.248, A.250, S.251, G.253, E.270, F.279 Ligands: ZN.1 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:R.145, A:A.250 Water bridges: A:R.71 Salt bridges: A:H.69, A:R.127, A:R.145 BHK.4: 13 residues within 4Å: Chain B: H.69, E.72, R.127, N.144, R.145, H.196, S.197, I.243, A.250, G.253, E.270, F.279 Ligands: ZN.3 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:I.243, B:A.250 Water bridges: B:R.71, B:Y.248 Salt bridges: B:H.69, B:R.127, B:R.145 BHK.6: 15 residues within 4Å: Chain C: H.69, E.72, R.127, D.142, N.144, R.145, H.196, S.197, Y.248, A.250, S.251, G.253, E.270, F.279 Ligands: ZN.5 7 PLIP interactions: 7 interactions with chain C Hydrophobic interactions: C:R.145, C:A.250 Water bridges: C:R.71, C:E.72 Salt bridges: C:H.69, C:R.127, C:R.145

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wang, S.F. et al., Optical 2-benzyl-5-hydroxy4oxopentanoic acids against carboxypeptidase A: Synthesis, kinetic evaluation and X-ray crystallographic study. CHIN.CHEM.LETT. (2010)

Release Date

2010-01-12

Peptides

Carboxypeptidase A1: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

C
E

Carboxypeptidase A1

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