PDBe 1g9h

X-ray diffraction
1.8Å resolution

TERNARY COMPLEX BETWEEN PSYCHROPHILIC ALPHA-AMYLASE, COMII (PSEUDO TRI-SACCHARIDE FROM BAYER) AND TRIS (2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL)

Released:

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:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Alpha-amylase Chain: A
Molecule details ›
Chain: A
Length: 448 amino acids
Theoretical weight: 48.95 KDa
Source organism: Pseudoalteromonas haloplanktis
UniProt:
  • Canonical: P29957 (Residues: 25-472; Coverage: 70%)
Gene name: amy
Sequence domains:
Structure domains:

Ligands and Environments


No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE D2AM
Spacegroup: C2221
Unit cell:
a: 71.33Å b: 138.68Å c: 114.81Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.168 0.168 0.201