SMTL ID : 2gvy.1 (1 other biounit)

Monoclinic crystal form of Aspergillus niger alpha-amylase in complex with maltose at 1.8 A resolution

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

monomer

Ligands

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

BGC-GLC.1: 7 residues within 4Å: Chain A: Y.155, L.166, T.207, K.209, H.210, L.232 Ligands: GLC-GLC.2 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:K.209, A:K.209, A:K.209, A:H.210 Water bridges: A:D.233, A:G.167, A:G.167, A:H.210, A:E.230 BGC-GLC.3: 5 residues within 4Å: Chain A: D.233, G.234, D.235, P.236, Y.256 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:D.235, A:D.235, A:D.233, A:G.234, A:D.235, A:Y.256 Water bridges: A:D.235, A:D.235

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

GLC-GLC.2: 14 residues within 4Å: Chain A: H.80, Y.82, W.83, H.122, L.173, R.204, D.206, T.207, E.230, H.296, D.297, D.340, R.344 Ligands: BGC-GLC.1 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:H.80, A:D.340, A:R.344, A:R.344 Water bridges: A:Q.35, A:Q.35, A:V.171 GLC-GLC.4: 4 residues within 4Å: Chain A: K.280, Y.382, K.383, W.385 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:K.383, A:K.383 Water bridges: A:Y.382

1 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.5: 5 residues within 4Å: Chain A: Y.88, W.190, S.193, L.194, N.197 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:Y.88 Hydrogen bonds: A:N.197 Water bridges: A:Y.198

1 x CA: CALCIUM ION(Non-covalent)

CA.6: 4 residues within 4Å: Chain A: N.121, E.162, D.175, H.210 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.162, A:D.175, A:H.210, H2O.3, H2O.8

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Vujicic-Zagar, A. et al., Monoclinic crystal form of Aspergillus niger alpha-amylase in complex with maltose at 1.8 angstroms resolution. ACTA CRYSTALLOGR.,SECT.F (2006)

Release Date

2006-08-15

Peptides

Alpha-amylase A: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Alpha-amylase A

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