SMTL ID : 1rp8.1

Crystal structure of barley alpha-amylase isozyme 1 (amy1) inactive mutant d180a in complex with maltoheptaose

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

monomer

Ligands

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

GLC-GLC-GLC-GLC-BGC-GLC-GLC.1: 23 residues within 4Å: Chain A: W.10, H.45, S.46, V.47, S.48, Y.52, M.53, H.93, C.95, A.96, Y.105, Y.131, F.144, A.146, A.147, R.178, A.180, F.181, E.205, H.290, D.291, Q.296, M.298 5 PLIP interactions: 5 interactions with chain A Water bridges: A:A.96, A:V.47, A:R.56, A:K.64, A:D.97 Hydrogen bonds: A:H.45

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

GLC-GLC-GLC-GLC-GLC.2: 13 residues within 4Å: Chain A: K.375, Y.380, D.381, V.382, G.383, T.392, H.395, G.396, N.397, D.398, Y.399, A.400, W.402 No protein-ligand interaction detected (PLIP) GLC-GLC-GLC-GLC-GLC.3: 5 residues within 4Å: Chain A: Q.227, V.230, D.234, W.278, W.279 No protein-ligand interaction detected (PLIP)

3 x CA: CALCIUM ION(Non-covalent)

CA.4: 5 residues within 4Å: Chain A: N.92, D.139, A.142, D.149, G.184 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.139, A:D.139, A:A.142, A:G.184, H2O.2 CA.5: 4 residues within 4Å: Chain A: E.109, T.112, D.114, D.118 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.109, A:E.109, A:D.114, A:D.118, H2O.1 CA.6: 5 residues within 4Å: Chain A: D.128, D.143, F.144, A.147, D.149 6 PLIP interactions: 5 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.128, A:D.143, A:F.144, A:A.147, A:D.149, H2O.4

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Robert, X. et al., Oligosaccharide Binding to Barley {alpha}-Amylase 1. J.Biol.Chem. (2005)

Release Date

2005-06-07

Peptides

Alpha-amylase type 1 isozyme: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Alpha-amylase type 1 isozyme

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