SMTL ID : 1veo.1

Crystal Structure Analysis of Y164F/maltose of Bacillus cereus Beta-Amylase at pH 4.6

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.12 Å

Oligo State

monomer

Ligands

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

BGC-GLC.1: 17 residues within 4Å: Chain A: M.16, L.19, D.49, W.51, H.89, N.94, V.95, D.97, A.170, E.172, K.287, T.330, E.367, A.369, L.396, R.397 Ligands: GLC.4 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:V.95, A:K.287, A:K.287, A:A.369, A:H.89, A:D.97, A:R.397, A:R.397 Water bridges: A:E.172, A:T.330, A:E.367, A:E.367, A:A.17, A:D.49, A:Q.90, A:G.92

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

GLC-GLC.2: 12 residues within 4Å: Chain A: W.221, T.223, A.230, I.231, L.232, P.233, P.234, S.235, Q.239, F.240, G.244, Y.249 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:L.232, A:S.235, A:S.235 Water bridges: A:D.236 GLC-GLC.3: 4 residues within 4Å: Chain A: W.449, K.482, W.495, Q.499 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.499 Water bridges: A:W.449

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

GLC.4: 9 residues within 4Å: Chain A: V.95, Y.178, Y.186, H.292, W.293, M.334, A.369, L.370 Ligands: BGC-GLC.1 1 PLIP interactions: 1 interactions with chain A Water bridges: A:Y.186

1 x CA: CALCIUM ION(Non-covalent)

CA.5: 6 residues within 4Å: Chain A: E.56, D.60, Q.61, K.140, E.141, E.144 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.56, A:D.60, A:E.141, A:E.144, H2O.1

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hirata, A. et al., Engineering of the pH optimum of Bacillus cereus beta-amylase: conversion of the pH optimum from a bacterial type to a higher-plant type. Biochemistry (2004)

Release Date

2005-05-24

Peptides

Beta-amylase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Beta-amylase