登録情報 データベース : EMDB / ID : EMD-24947 ダウンロードとリンクタイトル Phencyclidine-bound GluN1a-GluN2B NMDA receptors マップデータB-factor sharpened map 詳細 試料複合体 : Hetero-tetrameric GluN1a-GluN2B NMDAR receptorsタンパク質・ペプチド : Glutamate receptor ionotropic, NMDA 1タンパク質・ペプチド : Glutamate receptor ionotropic, NMDA 2Bリガンド : 2-acetamido-2-deoxy-beta-D-glucopyranoseリガンド : 1-(PHENYL-1-CYCLOHEXYL)PIPERIDINE 詳細 キーワード Ligand-gated ion channel / ionotropic glutamate receptor / synaptic protein / voltage-gated ion channel / TRANSPORT PROTEIN機能・相同性 機能・相同性情報分子機能 ドメイン・相同性 構成要素
cellular response to curcumin / cellular response to corticosterone stimulus / cellular response to magnesium starvation / sensory organ development / pons maturation / positive regulation of Schwann cell migration / regulation of cell communication / EPHB-mediated forward signaling / sensitization / auditory behavior ... cellular response to curcumin / cellular response to corticosterone stimulus / cellular response to magnesium starvation / sensory organ development / pons maturation / positive regulation of Schwann cell migration / regulation of cell communication / EPHB-mediated forward signaling / sensitization / auditory behavior / Assembly and cell surface presentation of NMDA receptors / response to hydrogen sulfide / olfactory learning / conditioned taste aversion / dendritic branch / regulation of respiratory gaseous exchange / response to other organism / protein localization to postsynaptic membrane / regulation of ARF protein signal transduction / transmitter-gated monoatomic ion channel activity / fear response / apical dendrite / positive regulation of inhibitory postsynaptic potential / suckling behavior / response to methylmercury / response to glycine / propylene metabolic process / response to manganese ion / response to carbohydrate / interleukin-1 receptor binding / cellular response to dsRNA / negative regulation of dendritic spine maintenance / cellular response to lipid / response to growth hormone / regulation of monoatomic cation transmembrane transport / heterocyclic compound binding / NMDA glutamate receptor activity / positive regulation of glutamate secretion / Synaptic adhesion-like molecules / RAF/MAP kinase cascade / voltage-gated monoatomic cation channel activity / response to glycoside / NMDA selective glutamate receptor complex / neurotransmitter receptor complex / ligand-gated sodium channel activity / glutamate binding / response to morphine / calcium ion transmembrane import into cytosol / regulation of axonogenesis / neuromuscular process / regulation of dendrite morphogenesis / protein heterotetramerization / male mating behavior / glycine binding / regulation of synapse assembly / response to amine / receptor clustering / parallel fiber to Purkinje cell synapse / small molecule binding / regulation of cAMP/PKA signal transduction / startle response / positive regulation of reactive oxygen species biosynthetic process / monoatomic cation transmembrane transport / behavioral response to pain / positive regulation of calcium ion transport into cytosol / response to magnesium ion / regulation of postsynaptic membrane potential / regulation of neuron apoptotic process / regulation of MAPK cascade / action potential / associative learning / cellular response to glycine / extracellularly glutamate-gated ion channel activity / monoatomic cation transport / excitatory synapse / social behavior / positive regulation of dendritic spine maintenance / response to electrical stimulus / regulation of neuronal synaptic plasticity / monoatomic ion channel complex / positive regulation of excitatory postsynaptic potential / glutamate receptor binding / Unblocking of NMDA receptors, glutamate binding and activation / response to mechanical stimulus / long-term memory / detection of mechanical stimulus involved in sensory perception of pain / positive regulation of synaptic transmission, glutamatergic / behavioral fear response / synaptic cleft / multicellular organismal response to stress / neuron development / prepulse inhibition / postsynaptic density, intracellular component / phosphatase binding / monoatomic cation channel activity / calcium ion homeostasis / response to fungicide / glutamate-gated receptor activity / cell adhesion molecule binding / D2 dopamine receptor binding 類似検索 - 分子機能 Glutamate [NMDA] receptor, epsilon subunit, C-terminal / N-methyl D-aspartate receptor 2B3 C-terminus / : / : / Ionotropic glutamate receptor, metazoa / Ligated ion channel L-glutamate- and glycine-binding site / Ionotropic glutamate receptor, L-glutamate and glycine-binding domain / Ligated ion channel L-glutamate- and glycine-binding site / Ligand-gated ion channel / : ... Glutamate [NMDA] receptor, epsilon subunit, C-terminal / N-methyl D-aspartate receptor 2B3 C-terminus / : / : / Ionotropic glutamate receptor, metazoa / Ligated ion channel L-glutamate- and glycine-binding site / Ionotropic glutamate receptor, L-glutamate and glycine-binding domain / Ligated ion channel L-glutamate- and glycine-binding site / Ligand-gated ion channel / : / Ionotropic glutamate receptor / Eukaryotic homologues of bacterial periplasmic substrate binding proteins. / Receptor, ligand binding region / Receptor family ligand binding region / Periplasmic binding protein-like I 類似検索 - ドメイン・相同性 Glutamate receptor ionotropic, NMDA 1 / Glutamate receptor ionotropic, NMDA 2B 類似検索 - 構成要素生物種 Rattus norvegicus (ドブネズミ)手法 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度 : 4.3 Å 詳細 データ登録者Chou T-H / Furukawa H 資金援助 米国, 2件 詳細 詳細を隠すOrganization Grant number 国 National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS) NS111745 米国 National Institutes of Health/National Institute of Mental Health (NIH/NIMH) MH085926 米国
引用ジャーナル : Nat Struct Mol Biol / 年 : 2022タイトル : Structural insights into binding of therapeutic channel blockers in NMDA receptors.著者 : Tsung-Han Chou / Max Epstein / Kevin Michalski / Eve Fine / Philip C Biggin / Hiro Furukawa / 要旨 : Excitatory signaling mediated by N-methyl-D-aspartate receptor (NMDAR) is critical for brain development and function, as well as for neurological diseases and disorders. Channel blockers of NMDARs ... Excitatory signaling mediated by N-methyl-D-aspartate receptor (NMDAR) is critical for brain development and function, as well as for neurological diseases and disorders. Channel blockers of NMDARs are of medical interest owing to their potential for treating depression, Alzheimer's disease, and epilepsy. However, precise mechanisms underlying binding and channel blockade have remained limited owing to challenges in obtaining high-resolution structures at the binding site within the transmembrane domains. Here, we monitor the binding of three clinically important channel blockers: phencyclidine, ketamine, and memantine in GluN1-2B NMDARs at local resolutions of 2.5-3.5 Å around the binding site using single-particle electron cryo-microscopy, molecular dynamics simulations, and electrophysiology. The channel blockers form different extents of interactions with the pore-lining residues, which control mostly off-speeds but not on-speeds. Our comparative analyses of the three unique NMDAR channel blockers provide a blueprint for developing therapeutic compounds with minimal side effects. 履歴 登録 2021年9月22日 - ヘッダ(付随情報) 公開 2022年7月20日 - マップ公開 2022年7月20日 - 更新 2025年6月4日 - 現状 2025年6月4日 処理サイト : RCSB / 状態 : 公開
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