- PDB-1a31: HUMAN RECONSTITUTED DNA TOPOISOMERASE I IN COVALENT COMPLEX WITH ... -
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基本情報
登録情報
データベース: PDB / ID: 1a31
タイトル
HUMAN RECONSTITUTED DNA TOPOISOMERASE I IN COVALENT COMPLEX WITH A 22 BASE PAIR DNA DUPLEX
要素
DNA (5'-D(*AP*AP*AP*AP*AP*GP*AP*CP*5IUP*5IU*TP*GP*AP*AP*AP*AP*AP*5IUP*5IUP*5IUP*5IUP*T)-3')
DNA (5'-D(*AP*AP*AP*AP*AP*TP*5IUP*5IUP*5IUP*5IUP*CP*AP*AP*AP*GP*TP*CP*TP*TP*TP*TP*T)-3')
PROTEIN (TOPOISOMERASE I)
キーワード
ISOMERASE/DNA / TOPOISOMERASE I/DNA / DNA / TOPOISOMERASE I / ISOMERASE-DNA COMPLEX
機能・相同性
機能・相同性情報
DNA topoisomerase / DNA topoisomerase type I (single strand cut, ATP-independent) activity / embryonic cleavage / programmed cell death / supercoiled DNA binding / DNA binding, bending / phosphorylation / DNA topological change / SUMOylation of DNA replication proteins / male germ cell nucleus ...DNA topoisomerase / DNA topoisomerase type I (single strand cut, ATP-independent) activity / embryonic cleavage / programmed cell death / supercoiled DNA binding / DNA binding, bending / phosphorylation / DNA topological change / SUMOylation of DNA replication proteins / male germ cell nucleus / chromosome segregation / P-body / circadian regulation of gene expression / protein-DNA complex / fibrillar center / circadian rhythm / single-stranded DNA binding / peptidyl-serine phosphorylation / chromosome / double-stranded DNA binding / perikaryon / DNA replication / chromatin remodeling / protein domain specific binding / RNA polymerase II cis-regulatory region sequence-specific DNA binding / response to xenobiotic stimulus / protein serine/threonine kinase activity / chromatin binding / nucleolus / DNA binding / RNA binding / nucleoplasm / ATP binding / nucleus 類似検索 - 分子機能
Topoisomerase I; Chain A, domain 4 - #10 / : / DNA Topoisomerase I; domain 2 / DNA Topoisomerase I, domain 2 / Yeast DNA topoisomerase - domain 1 / DNA topoisomerase I, DNA binding, eukaryotic-type / DNA topoisomerase I, DNA binding, N-terminal domain 2 / DNA topoisomerase I, DNA binding, N-terminal domain 1 / DNA topoisomerase I, eukaryotic-type / DNA topoisomerase I, catalytic core, alpha/beta subdomain ...Topoisomerase I; Chain A, domain 4 - #10 / : / DNA Topoisomerase I; domain 2 / DNA Topoisomerase I, domain 2 / Yeast DNA topoisomerase - domain 1 / DNA topoisomerase I, DNA binding, eukaryotic-type / DNA topoisomerase I, DNA binding, N-terminal domain 2 / DNA topoisomerase I, DNA binding, N-terminal domain 1 / DNA topoisomerase I, eukaryotic-type / DNA topoisomerase I, catalytic core, alpha/beta subdomain / Topoisomerase I C-terminal domain / DNA topoisomerase I, DNA binding, eukaryotic-type, N-terminal domain superfamily / : / Eukaryotic DNA topoisomerase I, DNA binding fragment / C-terminal topoisomerase domain / DNA Topoisomerase I (eukaryota) / Topoisomerase (Topo) IB-type catalytic domain profile. / DNA topoisomerase I, active site / Topoisomerase (Topo) IB-type active site signature. / Topoisomerase I; Chain A, domain 3 / Topoisomerase I; Chain A, domain 3 / DNA topoisomerase I / DNA topoisomerase I, catalytic core, eukaryotic-type / DNA topoisomerase I, catalytic core, alpha-helical subdomain, eukaryotic-type / Eukaryotic DNA topoisomerase I, catalytic core / DNA breaking-rejoining enzyme, catalytic core / Topoisomerase I; Chain A, domain 4 / Beta Complex / Arc Repressor Mutant, subunit A / Alpha-Beta Complex / Orthogonal Bundle / Mainly Beta / Mainly Alpha / Alpha Beta 類似検索 - ドメイン・相同性
DNA / DNA (> 10) / DNA topoisomerase 1 / DNA topoisomerase 1 類似検索 - 構成要素
生物種
Homo sapiens (ヒト)
手法
X線回折 / シンクロトロン / MIR WITH ANOMALOUS SCATTERING / 解像度: 2.1 Å
C: DNA (5'-D(*AP*AP*AP*AP*AP*GP*AP*CP*5IUP*5IU*TP*GP*AP*AP*AP*AP*AP*5IUP*5IUP*5IUP*5IUP*T)-3') D: DNA (5'-D(*AP*AP*AP*AP*AP*TP*5IUP*5IUP*5IUP*5IUP*CP*AP*AP*AP*GP*TP*CP*TP*TP*TP*TP*T)-3') A: PROTEIN (TOPOISOMERASE I)
RESIDUES 215-635 OF CHAIN A COMPRISE THE CORE DOMAIN OF THE MOLECULE. RESIDUES 715-765 OF CHAIN A ...RESIDUES 215-635 OF CHAIN A COMPRISE THE CORE DOMAIN OF THE MOLECULE. RESIDUES 715-765 OF CHAIN A COMPRISE THE C-TERMINAL DOMAIN. 1-22 OF CHAIN C COMPRISE THE SCISSILE STRAND OF THE DNA, 101-122 OF CHAIN D THE INTACT DNA STRAND. NOTE THAT THE LINKER DOMAIN (636-714) IS NOT PRESENT IN THE CONSTRUCT OF THIS RECONSTITUTED ENZYME. THE RECONSTITUTED ENZYME IS MADE UP OF RESIDUES 175-659 OF THE CORE (EXPRESSED IN BACULOVIRUS) AND RESIDUES 713-765 OF THE C-TERMINAL DOMAIN (EXPRESSED IN E. COLI). CHAIN A RESIDUES 175-214 AND 627-659 OF THE CORE AND 713-719 OF THE C-TERMINAL DOMAIN ARE DISORDERED AND NOT PRESENT IN THE STRUCTURE. TER ALA 635 A IS THE TERMINAL RESIDUE OF THE CORE DOMAIN. PHE 765 A IS THE TERMINAL RESIDUE OF THE C-TERMINAL DOMAIN. THY 22 C IS THE 3' TERMINAL NUCLEOTIDE OF THE SCISSILE STRAND OF THE DNA DUPLEX. THY 122 D IS THE 3' TERMINAL NUCLEOTIDE OF THE INTACT STRAND OF THE DNA DUPLEX.
Has protein modification
Y
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実験情報
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実験
実験
手法: X線回折 / 使用した結晶の数: 1
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試料調製
結晶
マシュー密度: 2 Å3/Da / 溶媒含有率: 38.51 %
結晶化
温度: 295 K / 手法: 蒸気拡散法, シッティングドロップ法 / pH: 7.7 詳細: pH 7.7, VAPOR DIFFUSION, SITTING DROP, temperature 295.00K