- PDB-3g7u: Crystal structure of putative DNA modification methyltransferase ... -
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IDまたはキーワード:
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基本情報
登録情報
データベース: PDB / ID: 3g7u
タイトル
Crystal structure of putative DNA modification methyltransferase encoded within prophage Cp-933R (E.coli)
要素
Cytosine-specific methyltransferase
キーワード
TRANSFERASE / METHYLTRANSFERASE / DNA-BINDING / NAD-BINDING / STRUCTURAL GENOMICS / PROTEIN STRUCTURE INITIATIVE / PSI / NEW YORK STRUCTURAL GENOMIX RESEARCH CONSORTIUM / NYSGXRC / NEW YORK SGX RESEARCH CENTER FOR STRUCTURAL GENOMICS
機能・相同性
機能・相同性情報
DNA (cytosine-5-)-methyltransferase activity, acting on CpNpG substrates / DNA (cytosine-5-)-methyltransferase activity, acting on CpN substrates / DNA (cytosine-5-)-methyltransferase / DNA restriction-modification system / methylation 類似検索 - 分子機能
DNA Methylase, subunit A, domain 2 / DNA Methylase; Chain A, domain 2 / : / DNA methylase, C-5 cytosine-specific, conserved site / C-5 cytosine-specific DNA methylases C-terminal signature. / DNA methylase, C-5 cytosine-specific, active site / C-5 cytosine-specific DNA methylases active site. / C-5 cytosine-specific DNA methylase (Dnmt) domain profile. / C-5 cytosine methyltransferase / C-5 cytosine-specific DNA methylase ...DNA Methylase, subunit A, domain 2 / DNA Methylase; Chain A, domain 2 / : / DNA methylase, C-5 cytosine-specific, conserved site / C-5 cytosine-specific DNA methylases C-terminal signature. / DNA methylase, C-5 cytosine-specific, active site / C-5 cytosine-specific DNA methylases active site. / C-5 cytosine-specific DNA methylase (Dnmt) domain profile. / C-5 cytosine methyltransferase / C-5 cytosine-specific DNA methylase / Vaccinia Virus protein VP39 / S-adenosyl-L-methionine-dependent methyltransferase superfamily / Alpha-Beta Complex / Rossmann fold / 3-Layer(aba) Sandwich / Alpha Beta 類似検索 - ドメイン・相同性
プロトコル: SINGLE WAVELENGTH / 単色(M)・ラウエ(L): M / 散乱光タイプ: x-ray
放射波長
波長: 0.9791 Å / 相対比: 1
反射
解像度: 1.75→50 Å / Num. obs: 47134 / % possible obs: 100 % / Observed criterion σ(I): -5 / 冗長度: 8 % / Biso Wilson estimate: 26.51 Å2 / Rsym value: 0.062 / Net I/σ(I): 9.5
反射 シェル
解像度: 1.75→1.81 Å / 冗長度: 6.2 % / Rmerge(I) obs: 0.656 / Mean I/σ(I) obs: 1.6 / % possible all: 100
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解析
ソフトウェア
名称
バージョン
分類
MAR345
CCD
データ収集
SHELXD
位相決定
REFMAC
5.3.0034
精密化
DENZO
データ削減
HKL-2000
データスケーリング
精密化
構造決定の手法: 単波長異常分散 / 解像度: 1.75→20 Å / Cor.coef. Fo:Fc: 0.969 / Cor.coef. Fo:Fc free: 0.957 / SU B: 2.643 / SU ML: 0.083 / 交差検証法: THROUGHOUT / ESU R: 0.101 / ESU R Free: 0.102 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD / 詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
Rfactor
反射数
%反射
Selection details
Rfree
0.21914
1460
3.1 %
RANDOM
Rwork
0.18299
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obs
0.18411
45597
99.99 %
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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