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基本情報
登録情報 | ![]() | ||||||||||||
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タイトル | Structure of RyR1 reconstituted into lipid nanodisc in primed state in complex with Ca2+, ATP, caffeine and Nb9657 | ||||||||||||
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![]() | Ion channel / Ca2+ / tetramer / TRANSPORT PROTEIN | ||||||||||||
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: 3.1 Å | ||||||||||||
![]() | Li C / Efremov RG | ||||||||||||
資金援助 | ![]()
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![]() | ![]() タイトル: Rapid small-scale nanobody-assisted purification of ryanodine receptors for cryo-EM. 著者: Chenyao Li / Katrien Willegems / Tomasz Uchański / Els Pardon / Jan Steyaert / Rouslan G Efremov / ![]() 要旨: Ryanodine receptors (RyRs) are large Ca release channels residing in the endoplasmic or sarcoplasmic reticulum membrane. Three isoforms of RyRs have been identified in mammals, the disfunction of ...Ryanodine receptors (RyRs) are large Ca release channels residing in the endoplasmic or sarcoplasmic reticulum membrane. Three isoforms of RyRs have been identified in mammals, the disfunction of which has been associated with a series of life-threatening diseases. The need for large amounts of native tissue or eukaryotic cell cultures limits advances in structural studies of RyRs. Here, we report a method that utilizes nanobodies to purify RyRs from only 5 mg of total protein. The purification process, from isolated membranes to cryo-EM grade protein, is achieved within 4 h on the bench, yielding protein usable for cryo-EM analysis. This is demonstrated by solving the structures of rabbit RyR1, solubilized in detergent, reconstituted into lipid nanodiscs or liposomes, and bovine RyR2 reconstituted in nanodisc, and mouse RyR2 in detergent. The reported method facilitates structural studies of RyRs directed toward drug development and is useful in cases where the amount of starting material is limited. | ||||||||||||
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構造の表示
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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 | ![]() | 328.1 MB | ![]() | |
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ヘッダ (付随情報) | ![]() ![]() | 19.3 KB 19.3 KB | 表示 表示 | ![]() |
FSC (解像度算出) | ![]() | 14.8 KB | 表示 | ![]() |
画像 | ![]() | 94.8 KB | ||
マスクデータ | ![]() | 347.6 MB | ![]() | |
Filedesc metadata | ![]() | 7.9 KB | ||
その他 | ![]() ![]() | 321.9 MB 321.9 MB | ||
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
-関連構造データ
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リンク
EMDBのページ | ![]() ![]() |
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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: 1.137 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
-マスク #1
ファイル | ![]() | ||||||||||||
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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: #1
ファイル | emd_19487_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_19487_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 : ryanodine receptor 1 in complex with FKBP12 and nanobody
全体 | 名称: ryanodine receptor 1 in complex with FKBP12 and nanobody |
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要素 |
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-超分子 #1: ryanodine receptor 1 in complex with FKBP12 and nanobody
超分子 | 名称: ryanodine receptor 1 in complex with FKBP12 and nanobody タイプ: complex / ID: 1 / 親要素: 0 / 含まれる分子: #1-#2 |
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由来(天然) | 生物種: ![]() ![]() |
-分子 #1: Ryanodine receptor 1
分子 | 名称: Ryanodine receptor 1 / タイプ: protein_or_peptide / ID: 1 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() ![]() |
配列 | 文字列: VQFLRTDDEV VLQCSATVLK EQLKLCLAAE GFGNRLCFLE PTSNAQNVPP DLAICCFTLE QSLSVRALQE MLANTVEAGV ESSQGGGHR TLLYGHAILL RHAHSRMYLS CLTTSRSMTD KLAFDVGLQE DATGEACWWT MHPASKQRSE GEKVRVGDDL I LVSVSSER ...文字列: VQFLRTDDEV VLQCSATVLK EQLKLCLAAE GFGNRLCFLE PTSNAQNVPP DLAICCFTLE QSLSVRALQE MLANTVEAGV ESSQGGGHR TLLYGHAILL RHAHSRMYLS CLTTSRSMTD KLAFDVGLQE DATGEACWWT MHPASKQRSE GEKVRVGDDL I LVSVSSER YLHLSTASGE LQVDASFMQT LWNMNPICSC CEEGYVTGGH VLRLFHGHMD ECLTISAADS DDQRRLVYYE GG AVCTHAR SLWRLEPLRI SWSGSHLRWG QPLRIRHVTT GRYLALTEDQ GLVVVDACKA HTKATSFCFR VSKEKLDTAP KRD VEGMGP PEIKYGESLC FVQHVASGLW LTYAAPDPKA LRLGVLKKKA ILHQEGHMDD ALFLTRCQQE ESQAARMIHS TAGL YNQFI KGLDSFSGKP RGSGPPAGPA LPIEAVILSL QDLIGYFEPP SEELQHEEKQ SKLRSLRNRQ SLFQEEGMLS LVLNC IDRL NVYTTAAHFA EYAGEEAAES WKEIVNLLYE LLASLIRGNR ANCALFSTNL DWVVSKLDRL EASSGILEVL YCVLIE SPE VLNIIQENHI KSIISLLDKH GRNHKVLDVL CSLCVCNGVA VRSNQDLITE NLLPGRELLL QTNLINYVTS IRPNIFV GR AEGSTQYGKW YFEVMVDEVV PFLTAQATHL RVGWALTEGY SPYPGGGEGW GGNGVGDDLY SYGFDGLHLW TGHVARPV T SPGQHLLAPE DVVSCCLDLS VPSISFRING CPVQGVFEAF NLDGLFFPVV SFSAGVKVRF LLGGRHGEFK FLPPPGYAP CHEAVLPRER LRLEPIKEYR REGPRGPHLV GPSRCLSHTD FVPCPVDTVQ IVLPPHLERI REKLAENIHE LWALTRIEQG WTYGPVRDD NKRLHPCLVN FHSLPEPERN YNLQMSGETL KTLLALGCHV GMADEKAEDN LKKTKLPKTY MMSNGYKPAP L DLSHVRLT PAQTTLVDRL AENGHNVWAR DRVAQGWSYS AVQDIPARRN PRLVPYRLLD EATKRSNRDS LCQAVRTLLG YG YNIEPPD QEPSQVENQS RWDRVRIFRA EKSYTVQSGR WYFEFEAVTT GEMRVGWARP ELRPDVELGA DELAYVFNGH RGQ RWHLGS EPFGRPWQSG DVVGCMIDLT ENTIIFTLNG EVLMSDSGSE TAFREIEIGD GFLPVCSLGP GQVGHLNLGQ DVSS LRFFA ICGLQEGFEP FAINMQRPVT TWFSKSLPQF EPVPPEHPHY EVARMDGTVD TPPCLRLAHR TWGSQNSLVE MLFLR LSLP VQFHQHFRCT AGATPLAPPG LQPPAEDEAR AAEPDPDYEN LRRSAGGWGE AEGGKEGTAK EGTPGGTPQP GVEAQP VRA ENEKDATTEK NKKRGFLFKA KKAAMMTQPP ATPALPRLPH DVVPADNRDD PEIILNTTTY YYSVRVFAGQ EPSCVWV GW VTPDYHQHDM NFDLSKVRAV TVTMGDEQGN VHSSLKCSNC YMVWGGDFVS PGQQGRISHT DLVIGCLVDL ATGLMTFT A NGKESNTFFQ VEPNTKLFPA VFVLPTHQNV IQFELGKQKN IMPLSAAMFL SERKNPAPQC PPRLEVQMLM PVSWSRMPN HFLQVETRRA GERLGWAVQC QDPLTMMALH IPEENRCMDI LELSERLDLQ RFHSHTLRLY RAVCALGNNR VAHALCSHVD QAQLLHALE DAHLPGPLRA GYYDLLISIH LESACRSRRS MLSEYIVPLT PETRAITLFP PGRKGGNARR HGLPGVGVTT S LRPPHHFS PPCFVAALPA AGVAEAPARL SPAIPLEALR DKALRMLGEA VRDGGQHARD PVGGSVEFQF VPVLKLVSTL LV MGIFGDE DVKQILKMIE PEVFTEEEEE EEEEEEEEEE EEEDEEEKEE DEEEEEKEDA EKEEEEAPEG EKEDLEEGLL QMK LPESVK LQMCNLLEYF CDQELQHRVE SLAAFAERYV DKLQANQRSR YALLMRAFTM SAAETARRTR EFRSPPQEQI NMLL HFKDE ADEEDCPLPE DIRQDLQDFH QDLLAHCGIQ LEGEEEEPEE ETSLSSRLRS LLETVRLVKK KEEKPEEELP AEEKK PQSL QELVSHMVVR WAQEDYVQSP ELVRAMFSLL HRQYDGLGEL LRALPRAYTI SPSSVEDTMS LLECLGQIRS LLIVQM GPQ EENLMIQSIG NIMNNKVFYQ HPNLMRALGM HETVMEVMVN VLGGGETKEI RFPKMVTSCC RFLCYFCRIS RQNQRSM FD HLSYLLENSG IGLGMQGSTP LDVAAASVID NNELALALQE QDLEKVVSYL AGCGLQSCPM LLAKGYPDIG WNPCGGER Y LDFLRFAVFV NGESVEENAN VVVRLLIRKP ECFGPALRGE GGSGLLAAIE EAIRISEDPA RDGPGVRRDR RREHFGEEP PEENRVHLGH AIMSFYAALI DLLGRCAPEM HLIQAGKGEA LRIRAILRSL VPLDDLVGII SLPLQIPTLG KDGALVQPKM SASFVPDHK ASMVLFLDRV YGIENQDFLL HVLDVGFLPD MRAAASLDTA TFSTTEMALA LNRYLCLAVL PLITKCAPLF A GTEHRAIM VDSMLHTVYR LSRGRSLTKA QRDVIEDCLM ALCRYIRPSM LQHLLRRLVF DVPILNEFAK MPLKLLTNHY ER CWKYYCL PTGWANFGVT SEEELHLTRK LFWGIFDSLA HKKYDQELYR MAMPCLCAIA GALPPDYVDA SYSSKAEKKA TVD AEGNFD PRPVETLNVI IPEKLDSFIN KFAEYTHEKW AFDKIQNNWS YGENVDEELK THPMLRPYKT FSEKDKEIYR WPIK ESLKA MIAWEWTIEK AREGEEERTE KKKTRKISQT AQTYDPREGY NPQPPDLSGV TLSRELQAMA EQLAENYHNT WGRKK KQEL EAKGGGTHPL LVPYDTLTAK EKARDREKAQ ELLKFLQMNG YAVTRGLKDM ELDTSSIEKR FAFGFLQQLL RWMDIS QEF IAHLEAVVSS GRVEKSPHEQ EIKFFAKILL PLINQYFTNH CLYFLSTPAK VLGSGGHASN KEKEMITSLF CKLAALV RH RVSLFGTDAP AVVNCLHILA RSLDARTVMK SGPEIVKAGL RSFFESASED IEKMVENLRL GKVSQARTQV KGVGQNLT Y TTVALLPVLT TLFQHIAQHQ FGDDVILDDV QVSCYRTLCS IYSLGTTKNT YVEKLRPALG ECLARLAAAM PVAFLEPQL NEYNACSVYT TKSPRERAIL GLPNSVEEMC PDIPVLDRLM ADIGGLAESG ARYTEMPHVI EITLPMLCSY LPRWWERGPE APPPALPAG APPPCTAVTS DHLNSLLGNI LRIIVNNLGI DEATWMKRLA VFAQPIVSRA RPELLHSHFI PTIGRLRKRA G KVVAEEEQ LRLEAKAEAE EGELLVRDEF SVLCRDLYAL YPLLIRYVDN NRAHWLTEPN ANAEELFRMV GEIFIYWSKS HN FKREEQN FVVQNEINNM SFLTADSKSK MAKAGDAQSG GSDQERTKKK RRGDRYSVQT SLIVATLKKM LPIGLNMCAP TDQ DLIMLA KTRYALKDTD EEVREFLQNN LHLQGKVEGS PSLRWQMALY RGLPGREEDA DDPEKIVRRV QEVSAVLYHL EQTE HPYKS KKAVWHKLLS KQRRRAVVAC FRMTPLYNLP THRACNMFLE SYKAAWILTE DHSFEDRMID DLSKAGEQEE EEEEV EEKK PDPLHQLVLH FSRTALTEKS KLDEDYLYMA YADIMAKSCH LEEGGENGEA EEEEVEVSFE EKEMEKQRLL YQQSRL HTR GAAEMVLQMI SACKGETGAM VSSTLKLGIS ILNGGNAEVQ QKMLDYLKDK KEVGFFQSIQ ALMQTCSVLD LNAFERQ NK AEGLGMVNED GTVINRQNGE KVMADDEFTQ DLFRFLQLLC EGHNNDFQNY LRTQTGNTTT INIIICTVDY LLRLQESI S DFYWYYSGKD VIEEQGKRNF SKAMSVAKQV FNSLTEYIQG PCTGNQQSLA HSRLWDAVVG FLHVFAHMMM KLAQDSSQI ELLKELLDLQ KDMVVMLLSL LEGNVVNGMI ARQMVDMLVE SSSNVEMILK FFDMFLKLKD IVGSEAFQDY VTDPRGLISK KDFQKAMDS QKQFTGPEIQ FLLSCSEADE NEMINFEEFA NRFQEPARDI GFNVAVLLTN LSEHVPHDPR LRNFLELAES I LEYFRPYL GRIEIMGASR RIERIYFEIS ETNRAQWEMP QVKESKRQFI FDVVNEGGEA EKMELFVSFC EDTIFEMQIA AQ ISEPEGE PEADEDEGMG EAAAEGAEEG AAGAEGAAGT VAAGATARLA AAAARALRGL SYRSLRRRVR RLRRLTAREA ATA LAALLW AVVARAGAAG AGAAAGALRL LWGSLFGGGL VEGAKKVTVT ELLAGMPDPT SDEVHGEQPA GPGGDADGAG EGEG EGDAA EGDGDEEVAG HEAGPGGAEG VVAVADGGPF RPEGAGGLGD MGDTTPAEPP TPEGSPILKR KLGVDGEEEE LVPEP EPEP EPEPEKADEE NGEKEEVPEA PPEPPKKAPP SPPAKKEEAG GAGMEFWGEL EVQRVKFLNY LSRNFYTLRF LALFLA FAI NFILLFYKVS DSPPGEDDME GSAAGDLAGA GSGGGSGWGS GAGEEAEGDE DENMVYYFLE ESTGYMEPAL WCLSLLH TL VAFLCIIGYN CLKVPLVIFK REKELARKLE FDGLYITEQP GDDDVKGQWD RLVLNTPSFP SNYWDKFVKR KVLDKHGD I FGRERIAELL GMDLASLEIT AHNERKPDPP PGLLTWLMSI DVKYQIWKFG VIFTDNSFLY LGWYMVMSLL GHYNNFFFA AHLLDIAMGV KTLRTILSSV THNGKQLVMT VGLLAVVVYL YTVVAFNFFR KFYNKSEDED EPDMKCDDMM TCYLFHMYVG VRAGGGIGD EIEDPAGDEY ELYRVVFDIT FFFFVIVILL AIIQGLIIDA FGELRDQQEQ VKEDMETKCF ICGIGSDYFD T TPHGFETH TLEEHNLANY MFFLMYLINK DETEHTGQES YVWKMYQERC WDFFPAGDCF RKQYEDQLS |
-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 | tissue |
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試料調製
緩衝液 | pH: 7.4 |
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凍結 | 凍結剤: ETHANE |
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電子顕微鏡法
顕微鏡 | JEOL CRYO ARM 300 |
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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: SPOT SCAN / 撮影モード: BRIGHT FIELD / 最大 デフォーカス(公称値): 2.5 µm / 最小 デフォーカス(公称値): 1.5 µm |