SMTL ID : 1ua7.1

Crystal Structure Analysis of Alpha-Amylase from Bacillus Subtilis complexed with Acarbose

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.21 Å

Oligo State

monomer

Ligands

1 x GLC- GLD: 4,6-dideoxy-alpha-D-xylo-hexopyranose-(1-4)-alpha-D-glucopyranose(Non-covalent)

GLC-GLD.1: 12 residues within 4Å: Chain A: W.55, Y.56, Y.59, Q.60, F.102, L.139, L.141, D.266, N.270 Ligands: BGC-G6D.2, ACI.3, ACI.4 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.60, A:D.266, A:N.270, A:N.270 Hydrophobic interactions: A:F.102, A:L.141 Water bridges: A:Q.60

1 x BGC- G6D: alpha-D-quinovopyranose-(1-4)-beta-D-glucopyranose(Non-covalent)

BGC-G6D.2: 12 residues within 4Å: Chain A: W.127, L.138, A.174, K.176, H.177, E.205, L.207, Q.208, D.209, D.266 Ligands: GLC-GLD.1, ACI.4 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:K.176, A:K.176, A:K.176, A:A.174, A:H.177 Water bridges: A:D.272

2 x ACI: 6-AMINO-4-HYDROXYMETHYL-CYCLOHEX-4-ENE-1,2,3-TRIOL(Non-covalent)

ACI.3: 4 residues within 4Å: Chain A: Q.123, L.139, G.140 Ligands: GLC-GLD.1 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.123, A:Q.123 ACI.4: 11 residues within 4Å: Chain A: W.55, Y.59, H.99, L.141, R.171, D.173, E.205, H.265, D.266 Ligands: GLC-GLD.1, BGC-G6D.2 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:Y.59 Hydrogen bonds: A:H.99, A:R.171, A:D.173, A:E.205, A:H.265, A:D.266 Water bridges: A:D.266

3 x CA: CALCIUM ION(Non-covalent)

CA.5: 4 residues within 4Å: Chain A: N.98, T.134, D.143, H.177 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:T.134, A:D.143, A:H.177, H2O.1, H2O.3 CA.6: 2 residues within 4Å: Chain A: G.166, D.168 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:G.166, A:D.168, H2O.8, H2O.8, H2O.8 CA.7: 2 residues within 4Å: Chain A: E.273, G.310 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:E.273, A:G.310, H2O.8, H2O.8, H2O.12

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kagawa, M. et al., Crystal structure of Bacillus subtilis alpha-amylase in complex with acarbose. J.BACTERIOL. (2003)

Release Date

2004-05-18

Peptides

Alpha-amylase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Alpha-amylase