- PDB-4bpx: Crystal structure of human primase in complex with the primase- b... -
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基本情報
登録情報
データベース: PDB / ID: 4bpx
タイトル
Crystal structure of human primase in complex with the primase- binding motif of DNA polymerase alpha
要素
DNA POLYMERASE ALPHA CATALYTIC SUBUNIT, DNA PRIMASE LARGE SUBUNIT
DNA PRIMASE SMALL SUBUNIT
キーワード
TRANSFERASE / DNA REPLICATION / FUSION PROTEIN / CHIMERA
機能・相同性
機能・相同性情報
: / DNA primase AEP / ribonucleotide binding / DNA replication initiation / Telomere C-strand synthesis initiation / DNA/RNA hybrid binding / Inhibition of replication initiation of damaged DNA by RB1/E2F1 / regulation of type I interferon production / alpha DNA polymerase:primase complex / : ...: / DNA primase AEP / ribonucleotide binding / DNA replication initiation / Telomere C-strand synthesis initiation / DNA/RNA hybrid binding / Inhibition of replication initiation of damaged DNA by RB1/E2F1 / regulation of type I interferon production / alpha DNA polymerase:primase complex / : / Polymerase switching / Processive synthesis on the lagging strand / DNA replication, synthesis of primer / lagging strand elongation / Removal of the Flap Intermediate / Polymerase switching on the C-strand of the telomere / mitotic DNA replication initiation / DNA strand elongation involved in DNA replication / DNA synthesis involved in DNA repair / leading strand elongation / G1/S-Specific Transcription / DNA replication origin binding / Activation of the pre-replicative complex / DNA replication initiation / Defective pyroptosis / double-strand break repair via nonhomologous end joining / nuclear matrix / nuclear envelope / single-stranded DNA binding / 4 iron, 4 sulfur cluster binding / DNA-directed DNA polymerase / DNA-directed DNA polymerase activity / DNA replication / DNA repair / nucleotide binding / chromatin binding / protein kinase binding / chromatin / nucleolus / magnesium ion binding / DNA binding / zinc ion binding / nucleoplasm / metal ion binding / nucleus / membrane / cytosol 類似検索 - 分子機能
Transcription Elongation Factor S-II; Chain A - #80 / DNA primase, PRIM domain / DNA primase, PRIM domain / DNA primase, small subunit, eukaryotic/archaeal / DNA primase, large subunit, eukaryotic / DNA primase, small subunit / DNA primase small subunit / DNA primase large subunit, eukaryotic/archaeal / DNA polymerase alpha catalytic subunit, N-terminal domain / DNA polymerase alpha, zinc finger domain superfamily ...Transcription Elongation Factor S-II; Chain A - #80 / DNA primase, PRIM domain / DNA primase, PRIM domain / DNA primase, small subunit, eukaryotic/archaeal / DNA primase, large subunit, eukaryotic / DNA primase, small subunit / DNA primase small subunit / DNA primase large subunit, eukaryotic/archaeal / DNA polymerase alpha catalytic subunit, N-terminal domain / DNA polymerase alpha, zinc finger domain superfamily / Eukaryotic and archaeal DNA primase, large subunit / DNA Polymerase alpha zinc finger / DNA polymerase alpha subunit p180 N terminal / Zinc finger, DNA-directed DNA polymerase, family B, alpha / DNA polymerase alpha catalytic subunit, catalytic domain / Transcription Elongation Factor S-II; Chain A / DNA polymerase family B, thumb domain / DNA polymerase family B signature. / DNA-directed DNA polymerase, family B, multifunctional domain / DNA-directed DNA polymerase, family B, conserved site / DNA polymerase family B / DNA polymerase family B, exonuclease domain / DNA-directed DNA polymerase, family B, exonuclease domain / DNA polymerase, palm domain superfamily / DNA polymerase type-B family / DNA-directed DNA polymerase, family B / Ribonuclease H superfamily / Ribonuclease H-like superfamily / DNA/RNA polymerase superfamily / Alpha-Beta Complex / Up-down Bundle / Mainly Alpha / Alpha Beta 類似検索 - ドメイン・相同性
DNA polymerase alpha catalytic subunit / DNA primase small subunit / DNA primase large subunit 類似検索 - 構成要素
#241 - 2020年1月 20年の分子を振り返って (Twenty Years of Molecules) 類似性 (1)
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集合体
登録構造単位
A: DNA PRIMASE SMALL SUBUNIT B: DNA POLYMERASE ALPHA CATALYTIC SUBUNIT, DNA PRIMASE LARGE SUBUNIT C: DNA PRIMASE SMALL SUBUNIT D: DNA POLYMERASE ALPHA CATALYTIC SUBUNIT, DNA PRIMASE LARGE SUBUNIT ヘテロ分子
CHAINS B AND D ARE ENGINEERED, CHIMERIC PROTEIN CONSTRUCTS. IN EACH CONSTRUCT, THE AMINO-TO- ...CHAINS B AND D ARE ENGINEERED, CHIMERIC PROTEIN CONSTRUCTS. IN EACH CONSTRUCT, THE AMINO-TO-CARBONYL ORDER IN THE CHAINS IS THE PRIMASE-BINDING MOTIF OF DNA POLYMERASE ALPHA AND THEN THE PRIL SUBUNIT OF PRIMASE. THE SUBUNITS ARE LINKED BY THE ARTIFICIAL TGSTGSTGSTGSTGS SEQUENCE, AND MAY APPEAR AS SEPARATE ENTITIES BECAUSE THE LINKER SEQUENCE IS NOT VISIBLE IN THE DENSITY MAP. CHAIN B: AMINO TERMINUS PRIMASE-BINDING MOTIF OF DNA POLYMERASE ALPHA IS NOT VISIBLE IN THE DENSITY MAP.
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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: 2
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試料調製
結晶
マシュー密度: 3.9 Å3/Da / 溶媒含有率: 68 % / 解説: NONE
結晶化
詳細: 100MM TRIS-HCL/BICINE PH 8.5, 20% GLYCEROL, 10% PEG4000 AND 20MM EACH OF AN ALCOHOL MIX COMPRISING 1,6-HEXANEDIOL, 1-BUTANOL, 1,2-PROPANEDIOL, 2-PROPANOL, 1,4- BUTANEDIOL AND 1,3-PROPANEDIOL.
解像度: 3.4→45.325 Å / SU ML: 0.63 / σ(F): 1.32 / 位相誤差: 34.39 / 立体化学のターゲット値: ML 詳細: THE STRUCTURE WAS REFINED IN PHENIX WITH RIDING HYDROGENS. THE HYDROGENS HAVE BEEN INCLUDED IN THE ENTRY.
Rfactor
反射数
%反射
Rfree
0.2669
2864
5.2 %
Rwork
0.2344
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obs
0.2361
28746
99.58 %
溶媒の処理
減衰半径: 0.9 Å / VDWプローブ半径: 1.11 Å / 溶媒モデル: FLAT BULK SOLVENT MODEL