+データを開く
-基本情報
登録情報 | データベース: EMDB / ID: EMD-25833 | ||||||||||||||||||
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タイトル | Rabbit RyR1 with AMP-PCP and high Ca2+ embedded in nanodisc in inactivated conformation (Dataset-B) | ||||||||||||||||||
マップデータ | Rabbit RyR1 with AMP-PCP and high Ca2+ embedded in nanodisc in inactivated conformation (Dataset-B) | ||||||||||||||||||
試料 |
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キーワード | Ryanodine Receptor (リアノジン受容体) / RyR1 / Intracellular Calcium channel / Ca2+ / Inactivation / Excitation-Contraction coupling / TRANSPORT PROTEIN (運搬体タンパク質) | ||||||||||||||||||
機能・相同性 | 機能・相同性情報 ATP-gated ion channel activity / terminal cisterna / ryanodine receptor complex / ryanodine-sensitive calcium-release channel activity / release of sequestered calcium ion into cytosol by sarcoplasmic reticulum / ossification involved in bone maturation / skin development / cellular response to caffeine / outflow tract morphogenesis / intracellularly gated calcium channel activity ...ATP-gated ion channel activity / terminal cisterna / ryanodine receptor complex / ryanodine-sensitive calcium-release channel activity / release of sequestered calcium ion into cytosol by sarcoplasmic reticulum / ossification involved in bone maturation / skin development / cellular response to caffeine / outflow tract morphogenesis / intracellularly gated calcium channel activity / organelle membrane / toxic substance binding / 小胞体 / voltage-gated calcium channel activity / skeletal muscle fiber development / striated muscle contraction / release of sequestered calcium ion into cytosol / sarcoplasmic reticulum membrane / cellular response to calcium ion / 筋小胞体 / muscle contraction / calcium ion transmembrane transport / calcium channel activity / 筋鞘 / Z disc / intracellular calcium ion homeostasis / disordered domain specific binding / protein homotetramerization / transmembrane transporter binding / calmodulin binding / calcium ion binding / ATP binding / 生体膜 / identical protein binding 類似検索 - 分子機能 | ||||||||||||||||||
生物種 | Oryctolagus cuniculus (ウサギ) | ||||||||||||||||||
手法 | 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度: 4.1 Å | ||||||||||||||||||
データ登録者 | Nayak AR / Samso M | ||||||||||||||||||
資金援助 | 米国, 5件
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引用 | ジャーナル: Elife / 年: 2022 タイトル: Ca inactivation of the mammalian ryanodine receptor type 1 in a lipidic environment revealed by cryo-EM. 著者: Ashok R Nayak / Montserrat Samsó / 要旨: Activation of the intracellular Ca channel ryanodine receptor (RyR) triggers a cytosolic Ca surge, while elevated cytosolic Ca inhibits the channel in a negative feedback mechanism. Cryogenic ...Activation of the intracellular Ca channel ryanodine receptor (RyR) triggers a cytosolic Ca surge, while elevated cytosolic Ca inhibits the channel in a negative feedback mechanism. Cryogenic electron microscopy of rabbit RyR1 embedded in nanodiscs under partially inactivating Ca conditions revealed an open and a closed-inactivated conformation. Ca binding to the high-affinity site engages the central and C-terminal domains into a block, which pries the S6 four-helix bundle open. Further rotation of this block pushes S6 toward the central axis, closing (inactivating) the channel. Main characteristics of the Ca-inactivated conformation are downward conformation of the cytoplasmic assembly and tightly knit subunit interface contributed by a fully occupied Ca activation site, two inter-subunit resolved lipids, and two salt bridges between the EF hand domain and the S2-S3 loop validated by disease-causing mutations. The structural insight illustrates the prior Ca activation prerequisite for Ca inactivation and provides for a seamless transition from inactivated to closed conformations. | ||||||||||||||||||
履歴 |
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-構造の表示
ムービー |
ムービービューア |
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構造ビューア | EMマップ: SurfViewMolmilJmol/JSmol |
添付画像 |
-ダウンロードとリンク
-EMDBアーカイブ
マップデータ | emd_25833.map.gz | 43.1 MB | EMDBマップデータ形式 | |
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ヘッダ (付随情報) | emd-25833-v30.xml emd-25833.xml | 23.5 KB 23.5 KB | 表示 表示 | EMDBヘッダ |
FSC (解像度算出) | emd_25833_fsc.xml | 15.4 KB | 表示 | FSCデータファイル |
画像 | emd_25833.png | 91.7 KB | ||
Filedesc metadata | emd-25833.cif.gz | 8.7 KB | ||
その他 | emd_25833_half_map_1.map.gz emd_25833_half_map_2.map.gz | 38.5 MB 38.5 MB | ||
アーカイブディレクトリ | http://ftp.pdbj.org/pub/emdb/structures/EMD-25833 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-25833 | HTTPS FTP |
-関連構造データ
-リンク
EMDBのページ | EMDB (EBI/PDBe) / EMDataResource |
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「今月の分子」の関連する項目 |
-マップ
ファイル | ダウンロード / ファイル: emd_25833.map.gz / 形式: CCP4 / 大きさ: 307.5 MB / タイプ: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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注釈 | Rabbit RyR1 with AMP-PCP and high Ca2+ embedded in nanodisc in inactivated conformation (Dataset-B) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
ボクセルのサイズ | X=Y=Z: 1.075 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
密度 |
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対称性 | 空間群: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
詳細 | EMDB XML:
CCP4マップ ヘッダ情報:
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-添付データ
-ハーフマップ: Half Map 1
ファイル | emd_25833_half_map_1.map | ||||||||||||
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注釈 | Half Map 1 | ||||||||||||
投影像・断面図 |
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密度ヒストグラム |
-ハーフマップ: Half Map 2
ファイル | emd_25833_half_map_2.map | ||||||||||||
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注釈 | Half Map 2 | ||||||||||||
投影像・断面図 |
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密度ヒストグラム |
-試料の構成要素
-全体 : Rabbit RyR1 with AMP-PCP and high Ca2+ in nanodisc
全体 | 名称: Rabbit RyR1 with AMP-PCP and high Ca2+ in nanodisc |
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要素 |
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-超分子 #1: Rabbit RyR1 with AMP-PCP and high Ca2+ in nanodisc
超分子 | 名称: Rabbit RyR1 with AMP-PCP and high Ca2+ in nanodisc / タイプ: complex / ID: 1 / 親要素: 0 / 含まれる分子: all 詳細: Purified RyR1 was reconstituted with membrane scaffold protein MSP1E3D1 and POPC. |
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由来(天然) | 生物種: Oryctolagus cuniculus (ウサギ) / 株: New Zealand White / 器官: Skeletal Muscle / Organelle: Sarcoplasmic Reticulum / 細胞中の位置: Sarcoplasmic Reticulum membrane |
分子量 | 理論値: 2.26 MDa |
-分子 #1: RyR1
分子 | 名称: RyR1 / 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: Oryctolagus cuniculus (ウサギ) |
配列 | 文字列: MGDGGEGEDE VQFLRTDDEV VLQCSATVLK EQLKLCLAAE GFGNRLCFLE PTSNAQNVPP DLAICCFTL EQSLSVRALQ EMLANTVEAG VESSQGGGHR TLLYGHAILL RHAHSRMYLS C LTTSRSMT DKLAFDVGLQ EDATGEACWW TMHPASKQRS EGEKVRVGDD ...文字列: MGDGGEGEDE VQFLRTDDEV VLQCSATVLK EQLKLCLAAE GFGNRLCFLE PTSNAQNVPP DLAICCFTL EQSLSVRALQ EMLANTVEAG VESSQGGGHR TLLYGHAILL RHAHSRMYLS C LTTSRSMT DKLAFDVGLQ EDATGEACWW TMHPASKQRS EGEKVRVGDD LILVSVSSER YL HLSTASG ELQVDASFMQ TLWNMNPICS CCEEGYVTGG HVLRLFHGHM DECLTISAAD SDD QRRLVY YEGGAVCTHA RSLWRLEPLR ISWSGSHLRW GQPLRIRHVT TGRYLALTED QGLV VVDAC KAHTKATSFC FRVSKEKLDT APKRDVEGMG PPEIKYGESL CFVQHVASGL WLTYA APDP KALRLGVLKK KAILHQEGHM DDALFLTRCQ QEESQAARMI HSTAGLYNQF IKGLDS FSG KPRGSGPPAG PALPIEAVIL SLQDLIGYFE PPSEELQHEE KQSKLRSLRN RQSLFQE EG MLSLVLNCID RLNVYTTAAH FAEYAGEEAA ESWKEIVNLL YELLASLIRG NRANCALF S TNLDWVVSKL DRLEASSGIL EVLYCVLIES PEVLNIIQEN HIKSIISLLD KHGRNHKVL DVLCSLCVCN GVAVRSNQDL ITENLLPGRE LLLQTNLINY VTSIRPNIFV GRAEGSTQYG KWYFEVMVD EVVPFLTAQA THLRVGWALT EGYSPYPGGG EGWGGNGVGD DLYSYGFDGL H LWTGHVAR PVTSPGQHLL APEDVVSCCL DLSVPSISFR INGCPVQGVF EAFNLDGLFF PV VSFSAGV KVRFLLGGRH GEFKFLPPPG YAPCHEAVLP RERLRLEPIK EYRREGPRGP HLV GPSRCL SHTDFVPCPV DTVQIVLPPH LERIREKLAE NIHELWALTR IEQGWTYGPV RDDN KRLHP CLVNFHSLPE PERNYNLQMS GETLKTLLAL GCHVGMADEK AEDNLKKTKL PKTYM MSNG YKPAPLDLSH VRLTPAQTTL VDRLAENGHN VWARDRVAQG WSYSAVQDIP ARRNPR LVP YRLLDEATKR SNRDSLCQAV RTLLGYGYNI EPPDQEPSQV ENQSRWDRVR IFRAEKS YT VQSGRWYFEF EAVTTGEMRV GWARPELRPD VELGADELAY VFNGHRGQRW HLGSEPFG R PWQSGDVVGC MIDLTENTII FTLNGEVLMS DSGSETAFRE IEIGDGFLPV CSLGPGQVG HLNLGQDVSS LRFFAICGLQ EGFEPFAINM QRPVTTWFSK SLPQFEPVPP EHPHYEVARM DGTVDTPPC LRLAHRTWGS QNSLVEMLFL RLSLPVQFHQ HFRCTAGATP LAPPGLQPPA E DEARAAEP DPDYENLRRS AGGWGEAEGG KEGTAKEGTP GGTPQPGVEA QPVRAENEKD AT TEKNKKR GFLFKAKKAA MMTQPPATPA LPRLPHDVVP ADNRDDPEII LNTTTYYYSV RVF AGQEPS CVWVGWVTPD YHQHDMNFDL SKVRAVTVTM GDEQGNVHSS LKCSNCYMVW GGDF VSPGQ QGRISHTDLV IGCLVDLATG LMTFTANGKE SNTFFQVEPN TKLFPAVFVL PTHQN VIQF ELGKQKNIMP LSAAMFLSER KNPAPQCPPR LEVQMLMPVS WSRMPNHFLQ VETRRA GER LGWAVQCQDP LTMMALHIPE ENRCMDILEL SERLDLQRFH SHTLRLYRAV CALGNNR VA HALCSHVDQA QLLHALEDAH LPGPLRAGYY DLLISIHLES ACRSRRSMLS EYIVPLTP E TRAITLFPPG RKGGNARRHG LPGVGVTTSL RPPHHFSPPC FVAALPAAGV AEAPARLSP AIPLEALRDK ALRMLGEAVR DGGQHARDPV GGSVEFQFVP VLKLVSTLLV MGIFGDEDVK QILKMIEPE VFTEEEEEEE EEEEEEEEEE EDEEEKEEDE EEEEKEDAEK EEEEAPEGEK E DLEEGLLQ MKLPESVKLQ MCNLLEYFCD QELQHRVESL AAFAERYVDK LQANQRSRYA LL MRAFTMS AAETARRTRE FRSPPQEQIN MLLHFKDEAD EEDCPLPEDI RQDLQDFHQD LLA HCGIQL EGEEEEPEEE TSLSSRLRSL LETVRLVKKK EEKPEEELPA EEKKPQSLQE LVSH MVVRW AQEDYVQSPE LVRAMFSLLH RQYDGLGELL RALPRAYTIS PSSVEDTMSL LECLG QIRS LLIVQMGPQE ENLMIQSIGN IMNNKVFYQH PNLMRALGMH ETVMEVMVNV LGGGET KEI RFPKMVTSCC RFLCYFCRIS RQNQRSMFDH LSYLLENSGI GLGMQGSTPL DVAAASV ID NNELALALQE QDLEKVVSYL AGCGLQSCPM LLAKGYPDIG WNPCGGERYL DFLRFAVF V NGESVEENAN VVVRLLIRKP ECFGPALRGE GGSGLLAAIE EAIRISEDPA RDGPGVRRD RRREHFGEEP PEENRVHLGH AIMSFYAALI DLLGRCAPEM HLIQAGKGEA LRIRAILRSL VPLDDLVGI ISLPLQIPTL GKDGALVQPK MSASFVPDHK ASMVLFLDRV YGIENQDFLL H VLDVGFLP DMRAAASLDT ATFSTTEMAL ALNRYLCLAV LPLITKCAPL FAGTEHRAIM VD SMLHTVY RLSRGRSLTK AQRDVIEDCL MALCRYIRPS MLQHLLRRLV FDVPILNEFA KMP LKLLTN HYERCWKYYC LPTGWANFGV TSEEELHLTR KLFWGIFDSL AHKKYDQELY RMAM PCLCA IAGALPPDYV DASYSSKAEK KATVDAEGNF DPRPVETLNV IIPEKLDSFI NKFAE YTHE KWAFDKIQNN WSYGENVDEE LKTHPMLRPY KTFSEKDKEI YRWPIKESLK AMIAWE WTI EKAREGEEER TEKKKTRKIS QTAQTYDPRE GYNPQPPDLS GVTLSRELQA MAEQLAE NY HNTWGRKKKQ ELEAKGGGTH PLLVPYDTLT AKEKARDREK AQELLKFLQM NGYAVTRG L KDMELDTSSI EKRFAFGFLQ QLLRWMDISQ EFIAHLEAVV SSGRVEKSPH EQEIKFFAK ILLPLINQYF TNHCLYFLST PAKVLGSGGH ASNKEKEMIT SLFCKLAALV RHRVSLFGTD APAVVNCLH ILARSLDART VMKSGPEIVK AGLRSFFESA SEDIEKMVEN LRLGKVSQAR T QVKGVGQN LTYTTVALLP VLTTLFQHIA QHQFGDDVIL DDVQVSCYRT LCSIYSLGTT KN TYVEKLR PALGECLARL AAAMPVAFLE PQLNEYNACS VYTTKSPRER AILGLPNSVE EMC PDIPVL DRLMADIGGL AESGARYTEM PHVIEITLPM LCSYLPRWWE RGPEAPPPAL PAGA PPPCT AVTSDHLNSL LGNILRIIVN NLGIDEATWM KRLAVFAQPI VSRARPELLH SHFIP TIGR LRKRAGKVVA EEEQLRLEAK AEAEEGELLV RDEFSVLCRD LYALYPLLIR YVDNNR AHW LTEPNANAEE LFRMVGEIFI YWSKSHNFKR EEQNFVVQNE INNMSFLTAD SKSKMAK AG DAQSGGSDQE RTKKKRRGDR YSVQTSLIVA TLKKMLPIGL NMCAPTDQDL IMLAKTRY A LKDTDEEVRE FLQNNLHLQG KVEGSPSLRW QMALYRGLPG REEDADDPEK IVRRVQEVS AVLYHLEQTE HPYKSKKAVW HKLLSKQRRR AVVACFRMTP LYNLPTHRAC NMFLESYKAA WILTEDHSF EDRMIDDLSK AGEQEEEEEE VEEKKPDPLH QLVLHFSRTA LTEKSKLDED Y LYMAYADI MAKSCHLEEG GENGEAEEEE VEVSFEEKEM EKQRLLYQQS RLHTRGAAEM VL QMISACK GETGAMVSST LKLGISILNG GNAEVQQKML DYLKDKKEVG FFQSIQALMQ TCS VLDLNA FERQNKAEGL GMVNEDGTVI NRQNGEKVMA DDEFTQDLFR FLQLLCEGHN NDFQ NYLRT QTGNTTTINI IICTVDYLLR LQESISDFYW YYSGKDVIEE QGKRNFSKAM SVAKQ VFNS LTEYIQGPCT GNQQSLAHSR LWDAVVGFLH VFAHMMMKLA QDSSQIELLK ELLDLQ KDM VVMLLSLLEG NVVNGMIARQ MVDMLVESSS NVEMILKFFD MFLKLKDIVG SEAFQDY VT DPRGLISKKD FQKAMDSQKQ FTGPEIQFLL SCSEADENEM INFEEFANRF QEPARDIG F NVAVLLTNLS EHVPHDPRLR NFLELAESIL EYFRPYLGRI EIMGASRRIE RIYFEISET NRAQWEMPQV KESKRQFIFD VVNEGGEAEK MELFVSFCED TIFEMQIAAQ ISEPEGEPEA DEDEGMGEA AAEGAEEGAA GAEGAAGTVA AGATARLAAA AARALRGLSY RSLRRRVRRL R RLTAREAA TALAALLWAV VARAGAAGAG AAAGALRLLW GSLFGGGLVE GAKKVTVTEL LA GMPDPTS DEVHGEQPAG PGGDADGAGE GEGEGDAAEG DGDEEVAGHE AGPGGAEGVV AVA DGGPFR PEGAGGLGDM GDTTPAEPPT PEGSPILKRK LGVDGEEEEL VPEPEPEPEP EPEK ADEEN GEKEEVPEAP PEPPKKAPPS PPAKKEEAGG AGMEFWGELE VQRVKFLNYL SRNFY TLRF LALFLAFAIN FILLFYKVSD SPPGEDDMEG SAAGDLAGAG SGGGSGWGSG AGEEAE GDE DENMVYYFLE ESTGYMEPAL WCLSLLHTLV AFLCIIGYNC LKVPLVIFKR EKELARK LE FDGLYITEQP GDDDVKGQWD RLVLNTPSFP SNYWDKFVKR KVLDKHGDIF GRERIAEL L GMDLASLEIT AHNERKPDPP PGLLTWLMSI DVKYQIWKFG VIFTDNSFLY LGWYMVMSL LGHYNNFFFA AHLLDIAMGV KTLRTILSSV THNGKQLVMT VGLLAVVVYL YTVVAFNFFR KFYNKSEDE DEPDMKCDDM MTCYLFHMYV GVRAGGGIGD EIEDPAGDEY ELYRVVFDIT F FFFVIVIL LAIIQGLIID AFGELRDQQE QVKEDMETKC FICGIGSDYF DTTPHGFETH TL EEHNLAN YMFFLMYLIN KDETEHTGQE SYVWKMYQER CWDFFPAGDC FRKQYEDQLS UniProtKB: Ryanodine receptor 1 |
-実験情報
-構造解析
手法 | クライオ電子顕微鏡法 |
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解析 | 単粒子再構成法 |
試料の集合状態 | particle |
-試料調製
濃度 | 4.35 mg/mL | ||||||||||||||||||
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緩衝液 | pH: 7.4 構成要素:
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グリッド | モデル: Quantifoil / 材質: GOLD / メッシュ: 300 / 前処理 - タイプ: GLOW DISCHARGE / 前処理 - 時間: 30 sec. / 前処理 - 雰囲気: AIR | ||||||||||||||||||
凍結 | 凍結剤: ETHANE / チャンバー内湿度: 95 % / チャンバー内温度: 277 K / 装置: FEI VITROBOT MARK IV 詳細: Sample was blotted for 1 second on both sides with Whatman hardened ashless filter paper with blot force 2.. | ||||||||||||||||||
詳細 | Purified RyR1 was reconstituted with membrane scaffold protein MSP1E3D1 and POPC at a 1:2:50 molar ratio. |
-電子顕微鏡法
顕微鏡 | FEI TITAN KRIOS |
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電子線 | 加速電圧: 300 kV / 電子線源: FIELD EMISSION GUN |
電子光学系 | C2レンズ絞り径: 100.0 µm / 照射モード: FLOOD BEAM / 撮影モード: BRIGHT FIELDBright-field microscopy / Cs: 2.7 mm / 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): 1.25 µm / 倍率(公称値): 130000 |
特殊光学系 | エネルギーフィルター - スリット幅: 20 eV |
試料ステージ | ホルダー冷却材: NITROGEN |
撮影 | フィルム・検出器のモデル: GATAN K2 SUMMIT (4k x 4k) 検出モード: SUPER-RESOLUTION / 撮影したグリッド数: 1 / 実像数: 1346 / 平均露光時間: 14.0 sec. / 平均電子線量: 70.0 e/Å2 |
実験機器 | モデル: Titan Krios / 画像提供: FEI Company |
-画像解析
-原子モデル構築 1
精密化 | 空間: REAL / プロトコル: FLEXIBLE FIT |
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