THE ACTIVE FORM OF THE PROTEIN KINASE CK2 IS HETEROTETRAMERIC AND COMPOSED OF TWO ALPHA SUBUNITS ...THE ACTIVE FORM OF THE PROTEIN KINASE CK2 IS HETEROTETRAMERIC AND COMPOSED OF TWO ALPHA SUBUNITS AND TWO BETA SUBUNITS. THE CRYSTAL STRUCTURE COMPRISES ONE ALPHA SUBUNIT ONLY.
解像度: 1.45→51.96 Å / Cor.coef. Fo:Fc: 0.976 / Cor.coef. Fo:Fc free: 0.971 / SU B: 2.551 / SU ML: 0.047 / 交差検証法: THROUGHOUT / ESU R: 0.066 / ESU R Free: 0.065 詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. TLS HAS BEEN USED AND U VALUES GENERATED WITH TLS CONTRIBUTION ADDED. DIFFERENCE DENSITY NEXT TO THE OH OXYGEN ATOM OF TYR257 AND TYR26 ...詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. TLS HAS BEEN USED AND U VALUES GENERATED WITH TLS CONTRIBUTION ADDED. DIFFERENCE DENSITY NEXT TO THE OH OXYGEN ATOM OF TYR257 AND TYR26 MIGHT INDICATE THE X-RAY RADIATION INDUCED HYDROPEROXIDE FORMATION. THE COMPLICATED COMPOSITION OF THE CRYSTALLIZATION BUFFER PRECLUDED UNAMBIGUOUS IDENTIFICATION OF THE LIGANDS. IN SOME CASES MIXTURES OF DIFFERENT COMPOUNDS ARE POSSIBLE EG TARTRATE, OXAMATE, ACETATE (AND DMSO), IN OTHER CASES THE LIGAND IDENTITY COULD NOT BE GUESSED AND THE DIFFERENCE DENSITY COULD AT BEST BE MODELLED AS A SET OF DISORDERED WATER MOLECULES.