SMTL ID : 5emy.1

Human Pancreatic Alpha-Amylase in complex with the mechanism based inactivator glucosyl epi-cyclophellitol

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.23 Å

Oligo State

monomer

Ligands

1 x 5QP: (1R,2R,3S,5R,6S)-2,3,5-trihydroxy-6-(hydroxymethyl)cyclohexyl alpha-D-glucopyranoside(Post Translational Modification)

5QP.1: 18 residues within 4Å: Chain A: W.58, W.59, E.60, Y.62, Q.63, V.98, H.101, L.162, T.163, L.165, R.195, D.197, A.198, E.233, H.299, D.300, H.305, G.306 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:Y.62, A:D.197 Hydrogen bonds: A:W.59, A:Q.63, A:H.101, A:R.195, A:R.195, A:D.197, A:E.233, A:D.300, A:D.300 Water bridges: A:A.198, A:G.306

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.2: 6 residues within 4Å: Chain A: R.195, E.233, T.254, F.256, N.298, R.337 Ligand excluded by PLIP

1 x CA: CALCIUM ION(Non-covalent)

CA.3: 6 residues within 4Å: Chain A: N.100, N.137, R.158, D.167, H.201, M.202 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:R.158, A:D.167, A:H.201, H2O.4, H2O.10

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Caner, S. et al., Glucosyl epi-cyclophellitol allows mechanism-based inactivation and structural analysis of human pancreatic alpha-amylase. Febs Lett. (2016)

Release Date

2016-07-06

Peptides

Pancreatic alpha-amylase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Pancreatic alpha-amylase

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