SMTL ID : 4j3w.1

Crystal structure of barley limit dextrinase (E510A mutant) in complex with a branched maltohexasaccharide

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.67 Å

Oligo State

monomer

Ligands

1 x GLC- GLC- GLC- GLC- GLC- GLC: alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-6)-[alpha-D-glucopyranose-(1-4)]alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose

GLC-GLC-GLC-GLC-GLC-GLC.1: 22 residues within 4Å: Chain A: W.375, Y.377, N.378, H.424, A.458, A.459, M.460, R.491, D.493, L.494, W.532, F.534, D.561, R.564, F.573, H.661, D.662, N.663, R.717, D.718, Y.720, K.747 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:A.458, A:R.717, A:D.718, A:K.747 Water bridges: A:D.662, A:N.663

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 4 residues within 4Å: Chain A: Q.368, D.371, Y.373, N.721 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:Q.368, A:D.371, A:Y.373, H2O.1, H2O.1

8 x IOD: IODIDE ION(Non-functional Binders)

IOD.3: 1 residues within 4Å: Chain A: K.507 Ligand excluded by PLIP IOD.4: 3 residues within 4Å: Chain A: T.514, T.515, D.521 Ligand excluded by PLIP IOD.5: 1 residues within 4Å: Chain A: L.742 Ligand excluded by PLIP IOD.6: 1 residues within 4Å: Chain A: H.867 Ligand excluded by PLIP IOD.7: 3 residues within 4Å: Chain A: H.688, I.781, Q.870 Ligand excluded by PLIP IOD.8: 0 residues within 4Å: (No contacts) Ligand excluded by PLIP IOD.9: 0 residues within 4Å: (No contacts) Ligand excluded by PLIP IOD.10: 2 residues within 4Å: Chain A: R.501, M.504 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Moeller, M.S. et al., Oligosaccharide and substrate binding in the starch debranching enzyme barley limit dextrinase. J.Mol.Biol. (2015)

Release Date

2014-02-12

Peptides

Limit dextrinase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Limit dextrinase

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