A primitive orthorhombic crystal form of acylamino acid releasing enzyme/lipase (APE1547) from hyperthermophilic archaeon Aeropyrum pernix strain K1 has been obtained at 291 K. The diffraction pattern of the crystal e...A primitive orthorhombic crystal form of acylamino acid releasing enzyme/lipase (APE1547) from hyperthermophilic archaeon Aeropyrum pernix strain K1 has been obtained at 291 K. The diffraction pattern of the crystal extends to 0.27 nm resolution at 100 K using Cu Ka radiation. The crystal belongs to the space group P212121 with unit cell dimensions of a = 6.399, b = 10.439 and c = 16.953 nm. The presence of two molecules per asymmetric unit gives a crys-tal volume per protein mass (Vm) of 0.0022 nm3 Da-1 and a solvent content of 43% by volume. A full set of X-ray dif-fraction data were collected to 0.3 nm from the native crys-tal.展开更多
基金This work was supported by the 73 Project (Grant No. G1999075602).
文摘A primitive orthorhombic crystal form of acylamino acid releasing enzyme/lipase (APE1547) from hyperthermophilic archaeon Aeropyrum pernix strain K1 has been obtained at 291 K. The diffraction pattern of the crystal extends to 0.27 nm resolution at 100 K using Cu Ka radiation. The crystal belongs to the space group P212121 with unit cell dimensions of a = 6.399, b = 10.439 and c = 16.953 nm. The presence of two molecules per asymmetric unit gives a crys-tal volume per protein mass (Vm) of 0.0022 nm3 Da-1 and a solvent content of 43% by volume. A full set of X-ray dif-fraction data were collected to 0.3 nm from the native crys-tal.
