Expression, purification, crystallization and preliminary diffraction analysis of RNase P protein from Thermotoga maritima

RNase P protein from T. maritima was overexpressed in E. coli, purified and crystallized. Crystals diffract beyond 2.0 Å, belong to the monoclinic space group P2₁ and have unit-cell parameters a = 56.29, b = 64.41, c = 68.19 Å, β = 101.94°.