X-ray diffraction
2.2Å resolution

Human Sorbitol Dehydrogenase (apo)


Function and Biology Details

Reactions catalysed:
(R,R)-butane-2,3-diol + NAD(+) = (R)-acetoin + NADH
L-iditol + NAD(+) = L-sorbose + NADH
Ribitol + NAD(+) = D-ribulose + NADH
Xylitol + NAD(+) = D-xylulose + NADH
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assemblies composition:
homo tetramer
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Sorbitol dehydrogenase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 356 amino acids
Theoretical weight: 38.23 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q00796 (Residues: 2-357; Coverage: 100%)
Gene name: SORD
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X12C
Spacegroup: P62
Unit cell:
a: 134.946Å b: 134.946Å c: 224.686Å
α: 90° β: 90° γ: 120°
R R work R free
0.2 0.2 0.234
Expression system: Escherichia coli BL21(DE3)