› 3qgv

X-ray diffraction
2.1Å resolution

Crystal structure of a thermostable amylase variant

Released:
DOI: 10.2210/pdb3qgv/pdb
PDB entry 3qgv coloured by chain, front view.
PDB entry 3qgv coloured by chain, side view.
PDB entry 3qgv coloured by chain, top view.
Source organism: Pyrococcus woesei
Entry authors: Hein KL, Ganshaw G, Bott R, Nissen P

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-163931 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (3 distinct):
Alpha amylase Chain: A
Molecule details ›
Chain: A
Length: 435 amino acids
Theoretical weight: 49.68 KDa
Source organism: Pyrococcus woesei
Structure domains:

Ligands and Environments

Carbohydrate polymer : NEW Components: GLC
Carbohydrate polymer
Carbohydrate polymer : NEW Components: GLC, FRU
Carbohydrate polymer
4 bound ligands:
Ligand ZN 1 x ZN
Ligand CA 4 x CA
Ligand TRS 1 x TRS
Ligand SO4 1 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL12-2
Spacegroup: P41212
Unit cell:
a: 59.9Å b: 59.9Å c: 272.41Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.167 0.165 0.208

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