A: Oxidoreductase, short chain dehydrogenase/reductase family protein B: Oxidoreductase, short chain dehydrogenase/reductase family protein C: Oxidoreductase, short chain dehydrogenase/reductase family protein D: Oxidoreductase, short chain dehydrogenase/reductase family protein E: Oxidoreductase, short chain dehydrogenase/reductase family protein F: Oxidoreductase, short chain dehydrogenase/reductase family protein G: Oxidoreductase, short chain dehydrogenase/reductase family protein H: Oxidoreductase, short chain dehydrogenase/reductase family protein hetero molecules
A: Oxidoreductase, short chain dehydrogenase/reductase family protein B: Oxidoreductase, short chain dehydrogenase/reductase family protein E: Oxidoreductase, short chain dehydrogenase/reductase family protein F: Oxidoreductase, short chain dehydrogenase/reductase family protein hetero molecules
D: Oxidoreductase, short chain dehydrogenase/reductase family protein G: Oxidoreductase, short chain dehydrogenase/reductase family protein hetero molecules
D: Oxidoreductase, short chain dehydrogenase/reductase family protein G: Oxidoreductase, short chain dehydrogenase/reductase family protein hetero molecules
Mass: 18.015 Da / Num. of mol.: 451 / Source method: isolated from a natural source / Formula: H2O
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Experimental details
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Experiment
Experiment
Method: X-RAY DIFFRACTION / Number of used crystals: 1
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Sample preparation
Crystal
Density Matthews: 2.2 Å3/Da / Density % sol: 44.13 %
Crystal grow
Temperature: 296 K / Method: vapor diffusion, hanging drop Details: Mutant S181A 20beta-HSDH purified recombinant protein was incubated with 2.5 mM NADH and 0.25mM or 0.5 mM cortisol for 2 hours at 4C. Crystals were grown in condition 86 of the Hampton ...Details: Mutant S181A 20beta-HSDH purified recombinant protein was incubated with 2.5 mM NADH and 0.25mM or 0.5 mM cortisol for 2 hours at 4C. Crystals were grown in condition 86 of the Hampton PEG/Ion screen containing 0.05 M Citric acid, 0.05 M BIS-TRIS propane / pH 5.0, and 16% w/v Polyethylene glycol 3,350. The condition was then optimized in hanging-drop format using 18-20% w/v Polyethylene glycol 3,350
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Data collection
Diffraction
Mean temperature: 100 K / Serial crystal experiment: N
Resolution: 1.99→103.71 Å / Cor.coef. Fo:Fc: 0.945 / Cor.coef. Fo:Fc free: 0.916 / SU B: 17.979 / SU ML: 0.201 / Cross valid method: THROUGHOUT / ESU R Free: 0.303 / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
Rfactor
Num. reflection
% reflection
Selection details
Rfree
0.2384
3672
5 %
RANDOM
Rwork
0.18744
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obs
0.19
69584
51.96 %
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Solvent computation
Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å