Purification, crystallization and preliminary X-ray diffraction analysis of the Staphylococcus epidermidis extracellular serine protease Esp

Vengadesan, K.; Macon, K.; Sugumoto, S.; Mizunoe, Y.; Iwase, T.; Narayana, S.V.L.

doi:10.1107/S1744309112047124

Figure 2
Crystals of mature Esp obtained by the hanging-drop vapor-diffusion method using 0.25 M potassium acetate and 22% PEG 3350 as precipitants at room temperature. The dimensions of the largest crystal in the drop are 0.5 × 0.04 × 0.02 mm.