1.2.7.5 | crystallization of the 3 different cofactor model complexes: 1. [Et4N]2[WVIO(1,2-dicyanoethylenedithiolate)2], 2. [Et4N]2[WIVO(1,2-dicyanoethylenedithiolate)2], and 3. [Et4N]2[WVIO(S2)(1,2-dicyanoethylenedithiolate)2], X-ray structure determination and analysis |
1.2.7.5 | formaldehyde ferredoxin oxidoreductase, purified enzyme, modified melting-point capillary method, room temperature under argon atmosphere, protein solution: 55-65 mg/ml, 50 mM Tris-HCl, pH 8.0, 2 mM dithionite, 2 mM DTT, 0.2 M KCl, precipitant solution: 30% v/v glycerol, 20% w/v PEG 4000, 0.1 M sodium citrate, pH 5.6, 0.2 M NaCl, several weeks, X-ray structure determination and analysis |