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データを開く
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基本情報
登録情報 | データベース: PDB / ID: 1kc4 | ||||||
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タイトル | NMR Structural Analysis of the Complex Formed Between alpha-Bungarotoxin and the Principal alpha-Neurotoxin Binding Sequence on the alpha7 Subunit of a Neuronal Nicotinic Acetylcholine Receptor | ||||||
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![]() | TOXIN / alpha-bungarotoxin / nicotinic acetylcholine receptor alpha 7 subunit / alpha-neurotoxin / ligand-gated ion channels / protein-protein interactions / protein-peptide complex | ||||||
機能・相同性 | ![]() acetylcholine receptor activity / acetylcholine-gated channel complex / acetylcholine receptor inhibitor activity / acetylcholine-gated monoatomic cation-selective channel activity / ion channel regulator activity / acetylcholine binding / chloride channel regulator activity / synaptic transmission, cholinergic / negative regulation of tumor necrosis factor production / toxic substance binding ...acetylcholine receptor activity / acetylcholine-gated channel complex / acetylcholine receptor inhibitor activity / acetylcholine-gated monoatomic cation-selective channel activity / ion channel regulator activity / acetylcholine binding / chloride channel regulator activity / synaptic transmission, cholinergic / negative regulation of tumor necrosis factor production / toxic substance binding / negative regulation of cytokine production involved in inflammatory response / regulation of membrane potential / response to nicotine / cognition / intracellular calcium ion homeostasis / positive regulation of angiogenesis / calcium ion transport / amyloid-beta binding / toxin activity / monoatomic ion transmembrane transport / chemical synaptic transmission / perikaryon / postsynaptic membrane / response to hypoxia / positive regulation of MAPK cascade / neuron projection / axon / positive regulation of cell population proliferation / synapse / dendrite / signal transduction / protein homodimerization activity / extracellular region / plasma membrane / cytoplasm 類似検索 - 分子機能 | ||||||
生物種 | ![]() ![]() ![]() | ||||||
手法 | 溶液NMR / distance geometry dynamical simulated annealing | ||||||
![]() | Moise, L. / Piserchio, A. / Basus, V.J. / Hawrot, E. | ||||||
![]() | ![]() タイトル: NMR structural analysis of alpha-bungarotoxin and its complex with the principal alpha-neurotoxin-binding sequence on the alpha 7 subunit of a neuronal nicotinic acetylcholine receptor. 著者: Moise, L. / Piserchio, A. / Basus, V.J. / Hawrot, E. #1: ![]() タイトル: Chimeric analysis of a neuronal nicotinic acetylcholine receptor reveals amino acids conferring sensitivity to alpha-bungarotoxin. 著者: Levandoski, M.M. / Lin, Y. / Moise, L. / McLaughlin, J.T. / Cooper, E. / Hawrot, E. #2: ![]() タイトル: Identification of sequence segments forming the alpha-bungarotoxin binding sites on two nicotinic acetylcholine receptor alpha subunits from the avian brain. 著者: McLane, K.E. / Wu, X.D. / Schoepfer, R. / Lindstrom, J.M. / Conti-Tronconi, B.M. #3: ![]() タイトル: Structural studies of alpha-bungarotoxin. 1. Sequence-specific 1H NMR resonance assignments. 著者: Basus, V.J. / Billeter, M. / Love, R.A. / Stroud, R.M. / Kuntz, I.D. | ||||||
履歴 |
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構造の表示
構造ビューア | 分子: ![]() ![]() |
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ダウンロードとリンク
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PDBx/mmCIF形式 | ![]() | 310.6 KB | 表示 | ![]() |
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PDB形式 | ![]() | 269.5 KB | 表示 | ![]() |
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その他 | ![]() |
-検証レポート
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
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-関連構造データ
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リンク
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集合体
登録構造単位 | ![]()
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NMR アンサンブル |
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要素
#1: タンパク質 | 分子量: 8005.281 Da / 分子数: 1 / 由来タイプ: 天然 由来: (天然) ![]() 参照: UniProt: P60615 |
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#2: タンパク質・ペプチド | 分子量: 2348.629 Da / 分子数: 1 / Fragment: alpha-neurotoxin binding site / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() ![]() ![]() |
-実験情報
-実験
実験 | 手法: 溶液NMR | ||||||||||||||||||||||||||||
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NMR実験 |
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NMR実験の詳細 | Text: THE WELL-DEFINED REGIONS IN THE COMPLEX, EXHIBITING EXTENSIVE LONG RANGE NOES, ARE: BGTX: 1-16, 22-28, 39-48, AND 54-68 ALPHA 7 19MER: 185-194 |
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試料調製
詳細 |
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試料状態 | pH: 5.5 / 圧: ambient / 温度: 308 K | |||||||||
結晶化 | *PLUS 手法: other / 詳細: NMR |
-NMR測定
放射 | プロトコル: SINGLE WAVELENGTH / 単色(M)・ラウエ(L): M | |||||||||||||||
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放射波長 | 相対比: 1 | |||||||||||||||
NMRスペクトロメーター |
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解析
NMR software |
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精密化 | 手法: distance geometry dynamical simulated annealing / ソフトェア番号: 1 詳細: RMS DEVIATIONS FROM IDEAL VALUES: BOND LENGTH(A) 0.0039, ANGLES(DEG) 0.61, IMPROPERS(DEG) 0.53 | ||||||||||||||||||||
代表構造 | 選択基準: determined by nmrclust 1.2 | ||||||||||||||||||||
NMRアンサンブル | コンフォーマー選択の基準: The submitted conformer models are the 10 with the lowest energy from a pool of over 100 accepted structures that had no restraint violations. 登録したコンフォーマーの数: 10 |