4f10

X-ray diffraction
2.2Å resolution

Alginate lyase A1-III H192A complexed with tetrasaccharide

Released:
Source organism: Sphingomonas sp.

Function and Biology Details

Reaction catalysed:
Eliminative cleavage of alginate to give oligosaccharides with 4-deoxy-alpha-L-erythro-hex-4-enuronosyl groups at their non-reducing ends and beta-D-mannuronate at their reducing end.
Biochemical function:
Biological process:
  • not assigned
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-192162 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (3 distinct):
Alginate lyase Chains: A, B
Molecule details ›
Chains: A, B
Length: 353 amino acids
Theoretical weight: 39.77 KDa
Source organism: Sphingomonas sp.
Expression system: Bacillus subtilis
UniProt:
  • Canonical: Q9KWU1 (Residues: 54-404; Coverage: 55%)
Gene name: aly
Sequence domains: Alginate lyase
Structure domains: Chondroitin AC/alginate lyase

Ligands and Environments

Carbohydrate polymer : NEW Components: BEM, LGU, MAW
Carbohydrate polymer : NEW Components: BEM, LGU
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: MACSCIENCE
Spacegroup: P212121
Unit cell:
a: 65.386Å b: 77.607Å c: 145.411Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.196 0.194 0.239
Expression system: Bacillus subtilis