- PDB-2rvq: Solution structure of the isolated histone H2A-H2B heterodimer -
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基本情報
登録情報
データベース: PDB / ID: 2rvq
タイトル
Solution structure of the isolated histone H2A-H2B heterodimer
要素
Histone H2A type 1-B/E
Histone H2B type 1-J
キーワード
NUCLEAR PROTEIN/NUCLEAR PROTEIN / nucleosome / histone / H2A / H2B / DNA binding protein / CS-Rosetta / NUCLEAR PROTEIN-NUCLEAR PROTEIN complex
機能・相同性
機能・相同性情報
negative regulation of tumor necrosis factor-mediated signaling pathway / protein localization to CENP-A containing chromatin / Replacement of protamines by nucleosomes in the male pronucleus / CENP-A containing nucleosome / Packaging Of Telomere Ends / Recognition and association of DNA glycosylase with site containing an affected purine / Cleavage of the damaged purine / Deposition of new CENPA-containing nucleosomes at the centromere / nucleosomal DNA binding / Recognition and association of DNA glycosylase with site containing an affected pyrimidine ...negative regulation of tumor necrosis factor-mediated signaling pathway / protein localization to CENP-A containing chromatin / Replacement of protamines by nucleosomes in the male pronucleus / CENP-A containing nucleosome / Packaging Of Telomere Ends / Recognition and association of DNA glycosylase with site containing an affected purine / Cleavage of the damaged purine / Deposition of new CENPA-containing nucleosomes at the centromere / nucleosomal DNA binding / Recognition and association of DNA glycosylase with site containing an affected pyrimidine / Cleavage of the damaged pyrimidine / Inhibition of DNA recombination at telomere / Meiotic synapsis / RNA Polymerase I Promoter Opening / Assembly of the ORC complex at the origin of replication / Regulation of endogenous retroelements by the Human Silencing Hub (HUSH) complex / DNA methylation / Condensation of Prophase Chromosomes / SIRT1 negatively regulates rRNA expression / Chromatin modifications during the maternal to zygotic transition (MZT) / ERCC6 (CSB) and EHMT2 (G9a) positively regulate rRNA expression / HCMV Late Events / innate immune response in mucosa / PRC2 methylates histones and DNA / Regulation of endogenous retroelements by KRAB-ZFP proteins / Defective pyroptosis / Regulation of endogenous retroelements by Piwi-interacting RNAs (piRNAs) / HDACs deacetylate histones / Nonhomologous End-Joining (NHEJ) / RNA Polymerase I Promoter Escape / lipopolysaccharide binding / Transcriptional regulation by small RNAs / Formation of the beta-catenin:TCF transactivating complex / RUNX1 regulates genes involved in megakaryocyte differentiation and platelet function / NoRC negatively regulates rRNA expression / Activated PKN1 stimulates transcription of AR (androgen receptor) regulated genes KLK2 and KLK3 / G2/M DNA damage checkpoint / B-WICH complex positively regulates rRNA expression / DNA Damage/Telomere Stress Induced Senescence / heterochromatin formation / Metalloprotease DUBs / Meiotic recombination / Pre-NOTCH Transcription and Translation / RMTs methylate histone arginines / Activation of anterior HOX genes in hindbrain development during early embryogenesis / HCMV Early Events / Transcriptional regulation of granulopoiesis / structural constituent of chromatin / UCH proteinases / antimicrobial humoral immune response mediated by antimicrobial peptide / nucleosome / nucleosome assembly / E3 ubiquitin ligases ubiquitinate target proteins / antibacterial humoral response / Recruitment and ATM-mediated phosphorylation of repair and signaling proteins at DNA double strand breaks / chromatin organization / RUNX1 regulates transcription of genes involved in differentiation of HSCs / HATs acetylate histones / Processing of DNA double-strand break ends / Senescence-Associated Secretory Phenotype (SASP) / Oxidative Stress Induced Senescence / defense response to Gram-negative bacterium / Estrogen-dependent gene expression / killing of cells of another organism / Ub-specific processing proteases / defense response to Gram-positive bacterium / protein heterodimerization activity / Amyloid fiber formation / negative regulation of cell population proliferation / DNA binding / extracellular space / extracellular exosome / nucleoplasm / nucleus / cytosol 類似検索 - 分子機能
内容: 0.1-0.3 mM [U-13C; U-15N; U-2H] entity_1-1, 0.1-0.3 mM [U-13C; U-15N; U-2H] entity_2-2, 90% H2O/10% D2O 溶媒系: 90% H2O/10% D2O
試料
単位
構成要素
Isotopic labeling
Conc. range (mg/ml)
Solution-ID
mM
entity_1-1
[U-13C; U-15N; U-2H]
0.1-0.3
1
mM
entity_2-2
[U-13C; U-15N; U-2H]
0.1-0.3
1
試料状態
イオン強度: 400 / pH: 6 / 圧: ambient / 温度: 293 K
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NMR測定
NMRスペクトロメーター
タイプ
製造業者
モデル
磁場強度 (MHz)
Spectrometer-ID
Bruker Avance
Bruker
AVANCE
600
1
Bruker Avance
Bruker
AVANCE
800
2
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解析
NMR software
名称
開発者
分類
CS-ROSETTA
Shen, Vernon, BakerandBax
geometryoptimization
CS-ROSETTA
Shen, Vernon, BakerandBax
精密化
精密化
手法: CS-Rosetta-AbinitioRelax, CS-Rosetta-FloppyTail / ソフトェア番号: 1 詳細: The structure of the core regions of H2A(Val27-Leu96) and H2B (Ser38-Lys125) connected by a random coil (Gly)16 poly-glycine linker was modeled by CS-Rosetta-AbinitioRelax protocol.In total ...詳細: The structure of the core regions of H2A(Val27-Leu96) and H2B (Ser38-Lys125) connected by a random coil (Gly)16 poly-glycine linker was modeled by CS-Rosetta-AbinitioRelax protocol.In total 10,000 models were generated and selected the 10 models with the lowest CA-RMSD from the 20 models with the lowest CS-Rosetta energy., After the (Gly)16 poly-glycine linker was removed from each of the 10 selected structures of the H2A-H2B core, the flexible tails of H2A (Gly(-3)-Pro26 and Leu97-Lys129) and H2B (Gly(-3)-Tyr37) were connected by using MODELLER program. Next, for each of the three flexible tails,CS-Rosetta-FloppyTail protocol was used to generate 10,000 models for each of the 10 selected core structures, and selected one model with the lowest kai2 values of chemical shifts.
代表構造
選択基準: lowest energy
NMRアンサンブル
コンフォーマー選択の基準: structures with the lowest energy 計算したコンフォーマーの数: 10000 / 登録したコンフォーマーの数: 10 / 代表コンフォーマー: 1