SMTL ID : 3cpu.1

SUBSITE MAPPING OF THE ACTIVE SITE OF HUMAN PANCREATIC ALPHA-AMYLASE USING SUBSTRATES, THE PHARMACOLOGICAL INHIBITOR ACARBOSE, AND AN ACTIVE SITE VARIANT

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

monomer

Ligands

1 x GLC- GLC: alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose(Non-covalent)

GLC-GLC.1: 10 residues within 4Å: Chain A: W.58, W.59, Y.62, Q.63, G.104, T.163, G.164, L.165, N.300, H.305 1 PLIP interactions: 1 interactions with chain A Water bridges: A:N.105

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 4 residues within 4Å: Chain A: N.100, R.158, D.167, H.201 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:R.158, A:D.167, A:H.201, H2O.1, H2O.2

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

CL.3: 4 residues within 4Å: Chain A: R.195, T.254, N.298, R.337 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Brayer, G.D. et al., Subsite mapping of the human pancreatic alpha-amylase active site through structural, kinetic, and mutagenesis techniques. Biochemistry (2000)

Release Date

2001-06-30

Peptides

Pancreatic alpha-amylase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Pancreatic alpha-amylase

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