BIOLOGICAL UNIT CONTAINS PROTEIN CHAINS A AND B, DNA STRANDS C/E (DNA STRAND T CLEAVED) AND DNA ...BIOLOGICAL UNIT CONTAINS PROTEIN CHAINS A AND B, DNA STRANDS C/E (DNA STRAND T CLEAVED) AND DNA STRANDS D/E (DNA STRAND A CLEAVED). THE HEXAMER (ACCORDING TO THE PDB CONVENTIONS) IS A COMPLEX OF THE DIMERIC RESTRICTION ENZYME WITH ITS PRODUCTS, TWO DOUBLE STRANDED DNA FRAGMENTS. THE NATURAL PROTEIN OLIGOMERIZATION STATE IS A DIMER - THE DNA IS A PRODUCT. UNDER THE PHYSIOLOGICAL CONDITIONS THE PROTEIN DIMER BINDS DOUBLE STRANDED DNA AND CLEAVES IT TO TWO DOUBLE STRANDED DNA FRAGMENTS.
BIOLOGICAL UNIT CONTAINS PROTEIN CHAINS A AND B, AND DNA STRANDS C AND D. THE TETRAMER (ACCORDING TO PDB CONVENTIONS) IS A COMPLEX OF THE DIMERIC RESTRICTION ENZYME WITH ITS SUBSTRATE, DOUBLE STRANDED DNA.
温度: 292 K / 手法: 蒸気拡散法, シッティングドロップ法 / pH: 6.2 詳細: 0.1 M MES/NaOH pH 6.2 and 30% MPD. CRYSTAL WAS SOAKED IN 0.1 M CaCl2 FOR 18 H., VAPOR DIFFUSION, SITTING DROP, temperature 292K
解像度: 1.95→20 Å / Cor.coef. Fo:Fc: 0.966 / Cor.coef. Fo:Fc free: 0.956 / SU B: 6.401 / SU ML: 0.096 / 交差検証法: THROUGHOUT / ESU R Free: 0.143 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD 詳細: ACCORDING TO THE MS DATA, THE SELENOMETHIONINE SUBSTITUTION WAS SUCCESSFUL ONLY IN PART. THEREFORE, ONLY MET56 WAS MODELED AS SELENOMETHIONINE. HOWEVER, ALL THREE MET POSITIONS ARE LIKELY TO ...詳細: ACCORDING TO THE MS DATA, THE SELENOMETHIONINE SUBSTITUTION WAS SUCCESSFUL ONLY IN PART. THEREFORE, ONLY MET56 WAS MODELED AS SELENOMETHIONINE. HOWEVER, ALL THREE MET POSITIONS ARE LIKELY TO BE PARTIALLY OCCUPIED BY MET AND PARTIALLY BY MSE.THE CNS PROGRAM HAS BEEN USED FOR DNA REFINEMENT. NO SUGAR PUCKER CONSTRAINTS HAVE BEEN APPLIED. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. TLS REFINEMENT HAS BEEN USED.
Rfactor
反射数
%反射
Selection details
Rfree
0.20144
1723
4.9 %
RESOLUTION SHELLS
Rwork
0.16849
-
-
-
all
0.17013
35323
-
-
obs
0.17013
35323
97.5 %
-
溶媒の処理
イオンプローブ半径: 0.8 Å / 減衰半径: 0.8 Å / VDWプローブ半径: 1.4 Å / 溶媒モデル: MASK