2.7.2.15 | purified enzyme in complex with ATP, GTP, or CTP, soaking of crystals in 0.1 M Bis-Tris, pH 6.5, 35% pentaerythritol ethoxylate, crystals of enzyme StTdcD in complex with phosphate, AMP, ATP, Ap4, GMP, GDP, GTP, CMP and CTP are obtained using variations of crystallization conditions reported for the unliganded enzyme, X-ray diffraction structure determination and analyis at 2.4-3.0 A resolution, molecular replacement method using a polyalanine model of the unliganded StTdcD protomer, PDB ID 2E1Y as the search model, modeling |
737742 |