› 3vx1

X-ray diffraction
2.2Å resolution

Crystal Structure of alpha-Amylase from Aspergillus oryzae

Released:
DOI: 10.2210/pdb3vx1/pdb
PDB entry 3vx1 coloured by chain, front view.
PDB entry 3vx1 coloured by chain, side view.
PDB entry 3vx1 coloured by chain, top view.
Source organism: Aspergillus oryzae RIB40
Entry author: Sugahara M

Function and Biology Details

Reaction catalysed: 
Endohydrolysis of (1->4)-alpha-D-glucosidic linkages in polysaccharides containing three or more (1->4)-alpha-linked D-glucose units
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-142948 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Alpha-amylase A type-1/2 Chain: A
Molecule details ›
Chain: A
Length: 478 amino acids
Theoretical weight: 52.53 KDa
Source organism: Aspergillus oryzae RIB40
UniProt:
  • Canonical: P0C1B3 (Residues: 22-499; Coverage: 100%)
Gene names: AO090023000944, AO090120000196, Taa-G1, Taa-G2, amy1, amy2, amyI, amyII
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:
Ligand NAG 1 x NAG
Ligand CA 1 x CA
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007
Spacegroup: P212121
Unit cell:
a: 50.368Å b: 66.678Å c: 131.551Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.208 0.208 0.247

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