SMTL ID : 3l4w.1

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

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 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: 4 residues within 4Å: Chain A: P.740, 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 1 PLIP interactions: 1 interactions with chain A Water bridges: A:N.417

1 x MIG: (2R,3R,4R,5S)-1-(2-hydroxyethyl)-2-(hydroxymethyl)piperidine-3,4,5-triol(Non-covalent)

MIG.3: 13 residues within 4Å: Chain A: 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 10 PLIP interactions: 10 interactions with chain A Hydrogen bonds: A:D.443, A:D.443, A:R.526, A:W.539, A:H.600 Water bridges: A:D.542, A:D.542 Salt bridges: A:D.327, A:D.443, A:D.542

2 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 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.207, A:G.208 Water bridges: A:N.209 NAG.5: 1 residues within 4Å: Chain A: N.372 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.372

4 x GOL: GLYCEROL(Non-functional Binders)

GOL.6: 8 residues within 4Å: Chain A: A.285, P.287, F.522, I.523, F.535, A.536, A.537, M.567 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:I.523, A:I.523 Water bridges: A:G.533, A:A.536 GOL.7: 7 residues within 4Å: Chain A: Q.92, R.96, V.116, Q.117, S.118, F.119, L.280 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.92, A:R.96, A:Q.117 GOL.8: 6 residues within 4Å: Chain A: Y.301, N.306, E.309, V.310, R.313, D.607 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:N.306, A:E.309, A:R.313, A:R.313, A:D.607 Water bridges: A:R.298 GOL.9: 6 residues within 4Å: Chain A: L.58, F.65, Y.91, V.131, E.132, I.133 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:Y.91, A:Y.91, A:I.133, A:I.133 Water bridges: A:V.131

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

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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