SMTL ID : 2v77.1 (1 other biounit)

Crystal Structure of Human Carboxypeptidase A1

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.60 Å

Oligo State

monomer

Ligands

1 x PAY: OCTANE-1,3,5,7-TETRACARBOXYLIC ACID(Non-covalent)

PAY.1: 16 residues within 4Å: Chain A: H.69, R.71, E.72, R.127, N.144, R.145, H.196, S.197, Y.198, M.203, I.247, Y.248, T.268, E.270, F.279 Ligands: ZN.2 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:Y.198 Hydrogen bonds: A:N.144, A:Y.248 Water bridges: A:R.71, A:R.127 Salt bridges: A:H.69, A:H.69, A:R.71, A:R.127, A:R.127, A:R.127, A:R.145, A:H.196, A:H.196

1 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain A: H.69, E.72, H.196 Ligands: PAY.1 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.69, A:E.72, A:E.72, A:H.196

2 x EPE: 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID(Non-functional Binders)

EPE.3: 5 residues within 4Å: Chain A: W.126, R.130, L.137, C.138, I.139 1 PLIP interactions: 1 interactions with chain A Water bridges: A:I.139 EPE.4: 9 residues within 4Å: Chain A: I.36, K.51, K.58, D.104, F.106, D.181, F.182, D.185, H.186 14 PLIP interactions: 14 interactions with chain A Hydrogen bonds: A:K.58, A:R.59, A:D.104, A:D.181, A:D.185 Water bridges: A:K.51, A:K.51, A:S.53, A:S.53, A:F.182, A:H.186 Salt bridges: A:K.51, A:D.185, A:H.186

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pallares, I. et al., Direct interaction between a human digestive protease and the mucoadhesive poly(acrylic acid). Acta Crystallogr. D Biol. Crystallogr. (2008)

Release Date

2008-07-01

Peptides

CARBOXYPEPTIDASE A1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

CARBOXYPEPTIDASE A1

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