SMTL ID : 3l4v.1

Crystal complex of N-terminal Human Maltase-Glucoamylase with kotalanol

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

monomer

Ligands

2 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.1: 3 residues within 4Å: Chain A: N.741, A.746, N.750 No protein-ligand interaction detected (PLIP) NAG-NAG.2: 7 residues within 4Å: Chain A: K.389, N.393, G.397, V.398, V.487, Q.488, H.489 No protein-ligand interaction detected (PLIP)

1 x KTL: (1S,2R,3R,4S)-1-{(1S)-2-[(2R,3S,4S)-3,4-dihydroxy-2-(hydroxymethyl)tetrahydrothiophenium-1-yl]-1-hydroxyethyl}-2,3,4,5-tetrahydroxypentyl sulfate(Non-covalent)

KTL.3: 14 residues within 4Å: Chain A: D.203, Y.299, D.327, I.328, I.364, W.406, W.441, D.443, M.444, R.526, W.539, D.542, F.575, H.600 13 PLIP interactions: 13 interactions with chain A Hydrogen bonds: A:D.203, A:D.203, A:D.443, A:R.526, A:R.526, A:D.542, A:H.600 Water bridges: A:R.202, A:R.202, A:Y.299, A:D.542 Salt bridges: A:D.443, A:D.542

1 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.4: 3 residues within 4Å: Chain A: N.207, G.208, N.209 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.207, A:G.208, A:N.209 Water bridges: A:N.209

Links

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Citation

Sim, L. et al., New glucosidase inhibitors from an ayurvedic herbal treatment for type 2 diabetes: structures and inhibition of human intestinal maltase-glucoamylase with compounds from Salacia reticulata. Biochemistry (2010)

Release Date

2010-02-09

Peptides

Maltase-glucoamylase, intestinal: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Maltase-glucoamylase, intestinal

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