登録情報 データベース : EMDB / ID : EMD-25851 構造の表示 ダウンロードとリンクタイトル Cryo-EM structure of GluN1b-2B NMDAR in complex with Fab5 in Non-active1 conformation マップデータ 詳細 試料複合体 : GluN1b-2B NMDAR complexed to Fab5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タンパク質・ペプチド : Fab5 heavy chainタンパク質・ペプチド : Fab5 light chain 詳細 キーワード channel / antibody / SIGNALING PROTEIN-IMMUNE SYSTEM complex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 corticosterone stimulus / cellular response to magnesium starvation / sensory organ development / cellular response to curcumin / regulation of cAMP/PKA signal transduction / pons maturation / EPHB-mediated forward signaling / Assembly and cell surface presentation of NMDA receptors / regulation of cell communication / auditory behavior ... cellular response to corticosterone stimulus / cellular response to magnesium starvation / sensory organ development / cellular response to curcumin / regulation of cAMP/PKA signal transduction / pons maturation / EPHB-mediated forward signaling / Assembly and cell surface presentation of NMDA receptors / regulation of cell communication / auditory behavior / positive regulation of Schwann cell migration / sensitization / olfactory learning / response to hydrogen sulfide / response to other organism / dendritic branch / fear response / conditioned taste aversion / response to methylmercury / protein localization to postsynaptic membrane / regulation of ARF protein signal transduction / apical dendrite / regulation of respiratory gaseous exchange / response to manganese ion / transmitter-gated monoatomic ion channel activity / suckling behavior / interleukin-1 receptor binding / positive regulation of inhibitory postsynaptic potential / response to carbohydrate / cellular response to dsRNA / cellular response to lipid / propylene metabolic process / response to glycine / RAF/MAP kinase cascade / negative regulation of dendritic spine maintenance / response to amine / response to growth hormone / heterocyclic compound binding / neurotransmitter receptor complex / response to glycoside / Synaptic adhesion-like molecules / positive regulation of glutamate secretion / regulation of monoatomic cation transmembrane transport / NMDA glutamate receptor activity / voltage-gated monoatomic cation channel activity / NMDA selective glutamate receptor complex / glutamate binding / ligand-gated sodium channel activity / neuromuscular process / regulation of axonogenesis / calcium ion transmembrane import into cytosol / response to morphine / regulation of dendrite morphogenesis / male mating behavior / regulation of synapse assembly / protein heterotetramerization / small molecule binding / glycine binding / receptor clustering / startle response / positive regulation of reactive oxygen species biosynthetic process / parallel fiber to Purkinje cell synapse / regulation of MAPK cascade / behavioral response to pain / monoatomic ion channel complex / regulation of postsynaptic membrane potential / monoatomic cation transmembrane transport / response to electrical stimulus / action potential / extracellularly glutamate-gated ion channel activity / positive regulation of calcium ion transport into cytosol / cellular response to glycine / associative learning / positive regulation of dendritic spine maintenance / response to magnesium ion / Unblocking of NMDA receptors, glutamate binding and activation / regulation of neuronal synaptic plasticity / monoatomic cation transport / glutamate receptor binding / prepulse inhibition / detection of mechanical stimulus involved in sensory perception of pain / social behavior / ligand-gated monoatomic ion channel activity / response to mechanical stimulus / neuron development / multicellular organismal response to stress / long-term memory / phosphatase binding / postsynaptic density, intracellular component / response to fungicide / behavioral fear response / monoatomic cation channel activity / synaptic cleft / calcium ion homeostasis / positive regulation of synaptic transmission, glutamatergic / cellular response to manganese ion / glutamate-gated receptor activity / regulation of long-term synaptic depression / D2 dopamine receptor binding / glutamate-gated calcium ion channel activity 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 / Ligand-gated ion channel / Ionotropic glutamate receptor, L-glutamate and glycine-binding domain / Ligated ion channel L-glutamate- and glycine-binding site / : ... 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 / Ligand-gated ion channel / Ionotropic glutamate receptor, L-glutamate and glycine-binding domain / Ligated ion channel L-glutamate- and glycine-binding site / : / 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) / Mus musculus (ハツカネズミ)手法 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度 : 4.7 Å 詳細 データ登録者Tajima N / 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 Mental Health (NIH/NIMH) MH085926 米国 National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS) NS111745 米国
引用ジャーナル : Nat Commun / 年 : 2022タイトル : Development and characterization of functional antibodies targeting NMDA receptors.著者 : Nami Tajima / Noriko Simorowski / Remy A Yovanno / Michael C Regan / Kevin Michalski / Ricardo Gómez / Albert Y Lau / Hiro Furukawa / 要旨 : N-methyl-D-aspartate receptors (NMDARs) are critically involved in basic brain functions and neurodegeneration as well as tumor invasiveness. Targeting specific subtypes of NMDARs with distinct ... N-methyl-D-aspartate receptors (NMDARs) are critically involved in basic brain functions and neurodegeneration as well as tumor invasiveness. Targeting specific subtypes of NMDARs with distinct activities has been considered an effective therapeutic strategy for neurological disorders and diseases. However, complete elimination of off-target effects of small chemical compounds has been challenging and thus, there is a need to explore alternative strategies for targeting NMDAR subtypes. Here we report identification of a functional antibody that specifically targets the GluN1-GluN2B NMDAR subtype and allosterically down-regulates ion channel activity as assessed by electrophysiology. Through biochemical analysis, x-ray crystallography, single-particle electron cryomicroscopy, and molecular dynamics simulations, we show that this inhibitory antibody recognizes the amino terminal domain of the GluN2B subunit and increases the population of the non-active conformational state. The current study demonstrates that antibodies may serve as specific reagents to regulate NMDAR functions for basic research and therapeutic objectives. 履歴 登録 2022年1月5日 - ヘッダ(付随情報) 公開 2022年3月2日 - マップ公開 2022年3月2日 - 更新 2024年11月6日 - 現状 2024年11月6日 処理サイト : RCSB / 状態 : 公開
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