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基本情報
登録情報 | ![]() | |||||||||
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タイトル | Human GluN1-2B with Fab 007-168 | |||||||||
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![]() | Channel / heterotetramer / receptor / antibody / MEMBRANE PROTEIN-IMMUNE SYSTEM complex | |||||||||
機能・相同性 | ![]() glycine-gated cation channel activity / excitatory chemical synaptic transmission / Activated NTRK2 signals through FYN / Synaptic adhesion-like molecules / response to glycine / propylene metabolic process / negative regulation of dendritic spine maintenance / regulation of monoatomic cation transmembrane transport / Assembly and cell surface presentation of NMDA receptors / NMDA glutamate receptor activity ...glycine-gated cation channel activity / excitatory chemical synaptic transmission / Activated NTRK2 signals through FYN / Synaptic adhesion-like molecules / response to glycine / propylene metabolic process / negative regulation of dendritic spine maintenance / regulation of monoatomic cation transmembrane transport / Assembly and cell surface presentation of NMDA receptors / NMDA glutamate receptor activity / NMDA selective glutamate receptor complex / neurotransmitter receptor complex / Neurexins and neuroligins / ligand-gated sodium channel activity / glutamate binding / glutamate receptor signaling pathway / calcium ion transmembrane import into cytosol / protein heterotetramerization / glycine binding / positive regulation of reactive oxygen species biosynthetic process / monoatomic cation transmembrane transport / Negative regulation of NMDA receptor-mediated neuronal transmission / Unblocking of NMDA receptors, glutamate binding and activation / positive regulation of calcium ion transport into cytosol / Long-term potentiation / monoatomic cation transport / excitatory synapse / regulation of neuronal synaptic plasticity / monoatomic ion channel complex / positive regulation of excitatory postsynaptic potential / positive regulation of synaptic transmission, glutamatergic / synaptic cleft / calcium ion homeostasis / MECP2 regulates neuronal receptors and channels / glutamate-gated calcium ion channel activity / EPHB-mediated forward signaling / ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential / sodium ion transmembrane transport / ionotropic glutamate receptor signaling pathway / Ras activation upon Ca2+ influx through NMDA receptor / synaptic membrane / excitatory postsynaptic potential / regulation of membrane potential / transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential / synaptic transmission, glutamatergic / postsynaptic density membrane / brain development / calcium ion transmembrane transport / visual learning / regulation of synaptic plasticity / long-term synaptic potentiation / terminal bouton / synaptic vesicle / late endosome / signaling receptor activity / amyloid-beta binding / RAF/MAP kinase cascade / response to ethanol / chemical synaptic transmission / dendritic spine / postsynaptic membrane / learning or memory / calmodulin binding / cytoskeleton / neuron projection / lysosome / postsynaptic density / dendrite / synapse / calcium ion binding / endoplasmic reticulum membrane / protein-containing complex binding / cell surface / positive regulation of transcription by RNA polymerase II / zinc ion binding / plasma membrane / cytoplasm 類似検索 - 分子機能 | |||||||||
生物種 | ![]() | |||||||||
手法 | 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度: 4.05 Å | |||||||||
![]() | Michalski K / Furukawa H | |||||||||
資金援助 | ![]()
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![]() | ![]() タイトル: Structural and functional mechanisms of anti-NMDAR autoimmune encephalitis. 著者: Kevin Michalski / Taha Abdulla / Sam Kleeman / Lars Schmidl / Ricardo Gómez / Noriko Simorowski / Francesca Vallese / Harald Prüss / Manfred Heckmann / Christian Geis / Hiro Furukawa / ![]() ![]() 要旨: Autoantibodies against neuronal membrane proteins can manifest in autoimmune encephalitis, inducing seizures, cognitive dysfunction and psychosis. Anti-N-methyl-D-aspartate receptor (NMDAR) ...Autoantibodies against neuronal membrane proteins can manifest in autoimmune encephalitis, inducing seizures, cognitive dysfunction and psychosis. Anti-N-methyl-D-aspartate receptor (NMDAR) encephalitis is the most dominant autoimmune encephalitis; however, insights into how autoantibodies recognize and alter receptor functions remain limited. Here we determined structures of human and rat NMDARs bound to three distinct patient-derived antibodies using single-particle electron cryo-microscopy. These antibodies bind different regions within the amino-terminal domain of the GluN1 subunit. Through electrophysiology, we show that all three autoantibodies acutely and directly reduced NMDAR channel functions in primary neurons. Antibodies show different stoichiometry of binding and antibody-receptor complex formation, which in one antibody, 003-102, also results in reduced synaptic localization of NMDARs. These studies demonstrate mechanisms of diverse epitope recognition and direct channel regulation of anti-NMDAR autoantibodies underlying autoimmune encephalitis. | |||||||||
履歴 |
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構造の表示
添付画像 |
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ダウンロードとリンク
-EMDBアーカイブ
マップデータ | ![]() | 286.4 MB | ![]() | |
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ヘッダ (付随情報) | ![]() ![]() | 22 KB 22 KB | 表示 表示 | ![]() |
画像 | ![]() | 82.3 KB | ||
Filedesc metadata | ![]() | 7.3 KB | ||
その他 | ![]() ![]() | 281.4 MB 281.4 MB | ||
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
-検証レポート
文書・要旨 | ![]() | 969.3 KB | 表示 | ![]() |
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文書・詳細版 | ![]() | 968.9 KB | 表示 | |
XML形式データ | ![]() | 16.6 KB | 表示 | |
CIF形式データ | ![]() | 19.9 KB | 表示 | |
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
-関連構造データ
関連構造データ | ![]() 8vuuMC ![]() 8vuhC ![]() 8vujC ![]() 8vulC ![]() 8vunC ![]() 8vuqC ![]() 8vurC ![]() 8vusC ![]() 8vutC ![]() 8vuvC ![]() 8vuyC ![]() 8vvhC M: このマップから作成された原子モデル C: 同じ文献を引用 ( |
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類似構造データ | 類似検索 - 機能・相同性 ![]() |
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リンク
EMDBのページ | ![]() ![]() |
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「今月の分子」の関連する項目 |
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マップ
ファイル | ![]() | ||||||||||||||||||||||||||||||||||||
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投影像・断面図 | 画像のコントロール
画像は Spider により作成 | ||||||||||||||||||||||||||||||||||||
ボクセルのサイズ | X=Y=Z: 0.856 Å | ||||||||||||||||||||||||||||||||||||
密度 |
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対称性 | 空間群: 1 | ||||||||||||||||||||||||||||||||||||
詳細 | EMDB XML:
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-添付データ
-ハーフマップ: #1
ファイル | emd_43540_half_map_1.map | ||||||||||||
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投影像・断面図 |
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密度ヒストグラム |
-ハーフマップ: #2
ファイル | emd_43540_half_map_2.map | ||||||||||||
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投影像・断面図 |
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密度ヒストグラム |
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試料の構成要素
-全体 : Human GluN1-2B with Fab 007-168
全体 | 名称: Human GluN1-2B with Fab 007-168 |
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要素 |
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-超分子 #1: Human GluN1-2B with Fab 007-168
超分子 | 名称: Human GluN1-2B with Fab 007-168 / タイプ: complex / ID: 1 / 親要素: 0 / 含まれる分子: all |
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由来(天然) | 生物種: ![]() |
-分子 #1: Glutamate receptor ionotropic, NMDA 1
分子 | 名称: Glutamate receptor ionotropic, NMDA 1 / タイプ: protein_or_peptide / ID: 1 / コピー数: 2 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 92.012109 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: DPKIVNIGAV LSTRKHEQMF REAVNQANKR HGSWKIQLNA TSVTHKPNAI QMALSVCEDL ISSQVYAILV SHPPTPNDHF TPTPVSYTA GFYRIPVLGL TTRMSIYSDK SIHLSFLRTV PPYSHQSSVW FEMMRVYSWN HIILLVSDDH EGRAAQKRLE T LLEERESK ...文字列: DPKIVNIGAV LSTRKHEQMF REAVNQANKR HGSWKIQLNA TSVTHKPNAI QMALSVCEDL ISSQVYAILV SHPPTPNDHF TPTPVSYTA GFYRIPVLGL TTRMSIYSDK SIHLSFLRTV PPYSHQSSVW FEMMRVYSWN HIILLVSDDH EGRAAQKRLE T LLEERESK AEKVLQFDPG TKNVTALLME AKELEARVII LSASEDDAAT VYRAAAMLNM TGSGYVWLVG EREISGNALR YA PDGILGL QLINGKNESA HISDAVGVVA QAVHELLEKE NITDPPRGCV GNTNIWKTGP LFKRVLMSSK YADGVTGRVE FNE DGDRKF ANYSIMNLQN RKLVQVGIYN GTHVIPNDRK IIWPGGETEK PRGYQMSTRL KIVTIHQEPF VYVKPTLSDG TCKE EFTVN GDPVKKVICT GPNDTSPGSP RHTVPQCCYG FCIDLLIKLA RTMNFTYEVH LVADGKFGTQ ERVNNSNKKE WNGMM GELL SGQADMIVAP LTINNERAQY IEFSKPFKYQ GLTILVKKEI PRSTLDSFMN PFQSTLWLLV GLSVHVVAVM LYLLDR FSP FGRFKVNSEE EEEDALTLSS AMWFSWGVLL NSGIGEGAPR SFSARILGMV WAGFAMIIVA SYTANLAAFL VLDRPEE RI TGINDPRLRN PSDKFIYATV KQSSVDIYFR RQVELSTMYR HMEKHNYESA AEAIQAVRDN KLHAFIWDSA VLEFEASQ K CDLVTTGELF FRSGFGIGMR KDSPWKQNVS LSILKSHENG FMEDLDKTWV RYQECDSRSN APATLTFENM AGVFMIVAG GIVAGIFLIF IEIAYKSRA UniProtKB: Glutamate receptor ionotropic, NMDA 1 |
-分子 #2: Glutamate receptor ionotropic, NMDA 2B
分子 | 名称: Glutamate receptor ionotropic, NMDA 2B / タイプ: protein_or_peptide / ID: 2 / コピー数: 2 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 91.534438 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: SPPSIGIAVI LVGTSDEVAI KDAHEKDDFH HLSVVPRVEL VAMNETDPKS IITRICDLMS DRKIQGVVFA DDTDQEAIAQ ILDFISAQT LTPILGIHGG SSMIMADKDE SSMFFQFGPS IEQQASVMLN IMEEYDWYIF SIVTTYFPGY QDFVNKIRST I ENSFVGWE ...文字列: SPPSIGIAVI LVGTSDEVAI KDAHEKDDFH HLSVVPRVEL VAMNETDPKS IITRICDLMS DRKIQGVVFA DDTDQEAIAQ ILDFISAQT LTPILGIHGG SSMIMADKDE SSMFFQFGPS IEQQASVMLN IMEEYDWYIF SIVTTYFPGY QDFVNKIRST I ENSFVGWE LEEVLLLDMS LDDGDSKIQN QLKKLQSPII LLYCTKEEAT YIFEVANSVG LTGYGYTWIV PSLVAGDTDT VP AEFPTGL ISVSYDEWDY GLPARVRDGI AIITTAASDM LSEHSFIPEP KSSCYNTHEK RIYQSNMLNR YLINVTFEGR DLS FSEEGY QMHPKLVIIL LNKERKWERV GKWKDKSLQM KYYVWPRMCP ETEEQEDDHL SIVTLEEAPF VIVESVDPLS GTCM RNTVP CEKRIVTENK TDEEPGYIKK CCKGFCIDIL KKISKSVKFT YDLYLVTNGK HGKKINGTWN GMIGEVVMKR AYMAV GSLT INEERSEVVD FSVPFIETGI SVMVSRSNGT VSPSAFLEPF SADVWVMMFV MLLIVSAVAV FVFEYFSPVG YNRCLA DGR EPGGPSFTIG KAIWLLWGLV FNNSVPVQNP KGTTSKIMVS VWAFFAVIFL ASYTANLAAF MIQEEYVDQV SGLSDKK FQ RPNDFSPPFR FGTVPNGSTE RNIRNNYAEM HAYMGKFNQR GVDDALLSLK TGKLDAFIYD AAVLNYMAGR DEGCKLVT I GSGKVFASTG YGIAIQKDSG WKRQVDLAIL QLFGDGEMEE LEALWLTGIC HNEKNEVMSS QLDIDNMAGV FYMLGAAMA LSLITFISEH LFYWQ UniProtKB: Glutamate receptor ionotropic, NMDA 2B |
-分子 #3: 007-168 Heavy
分子 | 名称: 007-168 Heavy / タイプ: protein_or_peptide / ID: 3 / コピー数: 2 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 22.52225 KDa |
組換発現 | 生物種: ![]() |
配列 | 文字列: QVQLVQSGAE AKKPGESLKI SCKASGYSFT TFWIGWVRQM PGSGLEWIGI IYPGDSDTRY SPSFQGHVTI SADRSTSTAY LQWSSLKAS DTAMYYCARS AVFDYWGQGT LVTVSSASTK GPSVFPLAPS SGTAALGCLV KDYFPEPVTV SWNSGALTSG V HTFPAVLQ ...文字列: QVQLVQSGAE AKKPGESLKI SCKASGYSFT TFWIGWVRQM PGSGLEWIGI IYPGDSDTRY SPSFQGHVTI SADRSTSTAY LQWSSLKAS DTAMYYCARS AVFDYWGQGT LVTVSSASTK GPSVFPLAPS SGTAALGCLV KDYFPEPVTV SWNSGALTSG V HTFPAVLQ SSGLYSLSSV VTVPSSSLGT QTYICNVNHK PSNTKVDKKV EPK |
-分子 #4: 007-168 Light
分子 | 名称: 007-168 Light / タイプ: protein_or_peptide / ID: 4 / コピー数: 2 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 23.455982 KDa |
組換発現 | 生物種: ![]() |
配列 | 文字列: EIVMTQSPAT LSVSPGGRAT LSCRASQSVS SNLAWYQQKP GQAPRLLIYG ASTRATGIPV RFSGSGSGTE FTLTISSLQS EDFAVYYCQ QYNNWPTSWT FGQGTKLEIK RTAAAPSVFI FPPSDEQLKS GTASVVCLLN NFYPREAKVQ WKVDNALQSG N SQESVTEQ ...文字列: EIVMTQSPAT LSVSPGGRAT LSCRASQSVS SNLAWYQQKP GQAPRLLIYG ASTRATGIPV RFSGSGSGTE FTLTISSLQS EDFAVYYCQ QYNNWPTSWT FGQGTKLEIK RTAAAPSVFI FPPSDEQLKS GTASVVCLLN NFYPREAKVQ WKVDNALQSG N SQESVTEQ DSKDSTYSLS STLTLSKADY EKHKLYACEV THQGLSSPVT KSFNRGE |
-実験情報
-構造解析
手法 | クライオ電子顕微鏡法 |
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![]() | 単粒子再構成法 |
試料の集合状態 | particle |
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試料調製
緩衝液 | pH: 7.5 |
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凍結 | 凍結剤: ETHANE |
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電子顕微鏡法
顕微鏡 | FEI TITAN KRIOS |
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撮影 | フィルム・検出器のモデル: GATAN K3 (6k x 4k) / 平均電子線量: 60.0 e/Å2 |
電子線 | 加速電圧: 300 kV / 電子線源: ![]() |
電子光学系 | 照射モード: OTHER / 撮影モード: OTHER / Cs: 2.7 mm / 最大 デフォーカス(公称値): 2.2 µm / 最小 デフォーカス(公称値): 0.8 µm |
実験機器 | ![]() モデル: Titan Krios / 画像提供: FEI Company |