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データを開く
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基本情報
登録情報 | ![]() | ||||||||||||
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タイトル | Composite map of mink RyR3 in open conformation bound to Ca2+/ATP/caffeine | ||||||||||||
![]() | composite map generated by combining four local refinement maps in UCSF ChimeraX | ||||||||||||
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![]() | RyR3 / Ryanodine Receptor / calcium channel / ion channel / MEMBRANE PROTEIN | ||||||||||||
機能・相同性 | ![]() positive regulation of sequestering of calcium ion / cyclic nucleotide binding / negative regulation of calcium-mediated signaling / negative regulation of insulin secretion involved in cellular response to glucose stimulus / negative regulation of release of sequestered calcium ion into cytosol / neuronal action potential propagation / insulin secretion involved in cellular response to glucose stimulus / ryanodine-sensitive calcium-release channel activity / release of sequestered calcium ion into cytosol by sarcoplasmic reticulum / response to redox state ...positive regulation of sequestering of calcium ion / cyclic nucleotide binding / negative regulation of calcium-mediated signaling / negative regulation of insulin secretion involved in cellular response to glucose stimulus / negative regulation of release of sequestered calcium ion into cytosol / neuronal action potential propagation / insulin secretion involved in cellular response to glucose stimulus / ryanodine-sensitive calcium-release channel activity / release of sequestered calcium ion into cytosol by sarcoplasmic reticulum / response to redox state / 'de novo' protein folding / negative regulation of heart rate / FK506 binding / positive regulation of axon regeneration / smooth muscle contraction / response to vitamin E / regulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion / smooth endoplasmic reticulum / calcium channel inhibitor activity / striated muscle contraction / T cell proliferation / Ion homeostasis / regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum / sarcoplasmic reticulum membrane / release of sequestered calcium ion into cytosol / calcium channel regulator activity / calcium channel complex / protein maturation / peptidyl-prolyl cis-trans isomerase activity / RNA polymerase II CTD heptapeptide repeat P3 isomerase activity / RNA polymerase II CTD heptapeptide repeat P6 isomerase activity / peptidylprolyl isomerase / calcium-mediated signaling / sarcolemma / response to hydrogen peroxide / Stimuli-sensing channels / Z disc / intracellular calcium ion homeostasis / positive regulation of cytosolic calcium ion concentration / protein refolding / transmembrane transporter binding / calmodulin binding / signaling receptor binding / calcium ion binding / 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: 3.22 Å | ||||||||||||
![]() | Chen YS / Van Petegem F | ||||||||||||
資金援助 | ![]()
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![]() | ![]() タイトル: Cryo-EM investigation of ryanodine receptor type 3. 著者: Yu Seby Chen / Maricela Garcia-Castañeda / Maria Charalambous / Daniela Rossi / Vincenzo Sorrentino / Filip Van Petegem / ![]() ![]() 要旨: Ryanodine Receptor isoform 3 (RyR3) is a large ion channel found in the endoplasmic reticulum membrane of many different cell types. Within the hippocampal region of the brain, it is found in ...Ryanodine Receptor isoform 3 (RyR3) is a large ion channel found in the endoplasmic reticulum membrane of many different cell types. Within the hippocampal region of the brain, it is found in dendritic spines and regulates synaptic plasticity. It controls myogenic tone in arteries and is upregulated in skeletal muscle in early development. RyR3 has a unique functional profile with a very high sensitivity to activating ligands, enabling high gain in Ca-induced Ca release. Here we solve high-resolution cryo-EM structures of RyR3 in non-activating and activating conditions, revealing structural transitions that occur during channel opening. Addition of activating ligands yields only open channels, indicating an intrinsically high open probability under these conditions. RyR3 has reduced binding affinity to the auxiliary protein FKBP12.6 due to several sequence variations in the binding interface. We map disease-associated sequence variants and binding sites for known pharmacological agents. The N-terminal region contains ligand binding sites for a putative chloride anion and ATP, both of which are targeted by sequence variants linked to epileptic encephalopathy. | ||||||||||||
履歴 |
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構造の表示
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-EMDBアーカイブ
マップデータ | ![]() | 34.4 MB | ![]() | |
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ヘッダ (付随情報) | ![]() ![]() | 22.6 KB 22.6 KB | 表示 表示 | ![]() |
画像 | ![]() | 128.5 KB | ||
Filedesc metadata | ![]() | 9.9 KB | ||
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 | ![]() 9c1fMC ![]() 9c1eC C: 同じ文献を引用 ( M: このマップから作成された原子モデル |
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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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注釈 | composite map generated by combining four local refinement maps in UCSF ChimeraX | ||||||||||||||||||||||||||||||||||||
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: 0.935 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
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試料の構成要素
-全体 : mink RyR3 + FKBP12.6
全体 | 名称: mink RyR3 + FKBP12.6 |
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要素 |
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-超分子 #1: mink RyR3 + FKBP12.6
超分子 | 名称: mink RyR3 + FKBP12.6 / 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: ![]() |
分子量 | 理論値: 2.25 MDa |
-分子 #1: Peptidyl-prolyl cis-trans isomerase FKBP1B
分子 | 名称: Peptidyl-prolyl cis-trans isomerase FKBP1B / タイプ: protein_or_peptide / ID: 1 / コピー数: 4 / 光学異性体: LEVO / EC番号: peptidylprolyl isomerase |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 11.939562 KDa |
組換発現 | 生物種: ![]() ![]() |
配列 | 文字列: SNAGVEIETI SPGDGRTFPK KGQTCVVHYT GMLQNGKKFD SSRDRNKPFK FRIGKQEVIK GFEEGAAQMS LGQRAKLTCT PDVAYGATG HPGVIPPNAT LIFDVELLNL E UniProtKB: Peptidyl-prolyl cis-trans isomerase FKBP1B |
-分子 #2: Ryanodine receptor 3
分子 | 名称: Ryanodine receptor 3 / タイプ: protein_or_peptide / ID: 2 / コピー数: 4 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 551.217375 KDa |
組換発現 | 生物種: ![]() |
配列 | 文字列: MAEGGEGGED EIQFLRTEDE VVLQCIANIH KEQRKFCLAA EGLGNRLCFL EPTSEAKYVP PDLCVCNFVL EQSLSVRALQ EMLANTGEN GGEGAAQGGG HRTLLYGHAI LLRHSFSGMY LTCLTTSRSQ TDKLAFDVGL RENATGEACW WTIHPASKQR S EGEKVRIG ...文字列: MAEGGEGGED EIQFLRTEDE VVLQCIANIH KEQRKFCLAA EGLGNRLCFL EPTSEAKYVP PDLCVCNFVL EQSLSVRALQ EMLANTGEN GGEGAAQGGG HRTLLYGHAI LLRHSFSGMY LTCLTTSRSQ TDKLAFDVGL RENATGEACW WTIHPASKQR S EGEKVRIG DDLILVSVSS ERYLHLSVSN GNVQVDASFM QTLWNVHPTC SGSSIEEGYL LGGHVVRLFH GHDECLTIPS TD QNDAQHR RIFYEAGGAG TRARSLWRVE PLRISWSGSN IRWGQAFRLR HITTGHYLAL TEDQGLLLQD RAKSDTKSTA FSF RASKEI KEKLDSSHKR DIEGMGVPEI KYGDSVCFVQ HIASGLWVTY KAQDAKTSRL GPLKRKVILH QEGHMDDGLT LQRC QREES QAARIIRNTT ALFSQFVSGN NRAAAPVTLP IQEVLQTLQD LIAYFQPPEE EMQHEDKQNK LRSLKNRQNL FKEEG MLAL VLNCIDRLNI YNSVAHFAGI AREESGMAWK EILNLLYKLL AALIRGNRNN CAQFSNNLDW LISKLDRLES SSGILE VLH CILIESPEAL NLIAEGHIKS IISLLDKHGR NHKVLDVLCS LCLCNGVAVR ANQNLICDNL LPRRNLLLQT RLINDVT SI RPNIFLGVAE GSAQYKKWYF ELIIDQVDPF LTAEPTHLRV GWASSSGYAP YPGGGEGWGG NGVGDDLYSY GFDGLHLW S GRIPRAVASI NLHLLRSDDV VSCCLDLGVP SISFRINGQP VQGMFENFNT DGLFFPVVSF SAGVKVRFLT GGRHGEFKF LPPSGYAPCY EALLPKEKMR LEPVKEYKRD AEGIRDLLGT TQSLSQASFI PCPIDTSQVV LPPHLEKIRD RLAENIHELW GMNKIELGW TFGKIRDDNK RQHPCLVEFS KLPETEKNYN LQMSTETLKT LLALGCHIAH VNPAAEEDLK KVKLPKNYMM S NGYKPAPL DLSDVKLLPP QEVLVDKLAE NAHNVWAKDR IKQGWTYGIQ QDLKNKRNPR LVPYALLDER TKKSNRDSLR EA VRTFVGY GYNIEPSDQE LADPAVEKVS IDKIRFFRVE WSYAVRSGKW YFEFEVVTGG DMRVGWARPG CRPDIELGAD DQA FVFEGS RGQRWHQGSG YFGRTWQPGD VVGCMINLDD ASMIFTLNGE LLITNKGSEL AFADYEIENG FVPICSLGLS QIGR MNLGM DASTFKFYTM CGLQEGFEPF AVNMNRDVAM WFSKRLPTFV NVPKDHPHIE VVRIDGTMDS PPCLKVTHKT FGTQN SNAS MIYCRLSMPV ECHSSFSHSP CLDSEAFQKR KQMQEILSHT TTQCYYAIRI FAGQDPSCVW VGWVTPDYHL YSEKFD LNK NCTVTVTLGD ERGRVHESVK RSNCYMVWGG DIVATSQRSS RSNVDLEIGC LVDLAMGMLS FSANGRELGT CYQVEPN TK VFPAVFLQPT STALFQFELG KLKNAMPLSA AIFKSEEKNP VPQCPPRLDV QTIQPVLWSR MPSSFLKVET ERVSERHG W AVQCLEPLQM MALHIPEENR CVDILELCEQ EDLMQFHYHT LRLYSAVCAL GNSRVAYALC GHVDLSQLFY AIDNKYLPG LLRSGFYDLL ISIHLANAKE RKLMMKNEYI IPITSATRKI RLYPDESKRH GLPGVGLRTC LKPGFRFSTP CFVVTGEEHQ KQSPEIPLE ILKTKALSML TEAVQHSGAH IRDPVGGSVE FQFVPVLKLI GTLLVMGVFD DDDIRQILLL IDPSVFGEHS V ETEDGAEK EEVTQVEEKA VEAGEKAGKE APVKGLLQTR LPESVKLQMC ELLSYLCDCE LQHRVEAIVA FGDIYVSKLQ AN QKSRYNE LMQALNMSAA LTARKTREFR SPPQEQINML LNFQLGENCP CPEEIREELY DFHEDLLIHC GVPLEEEEEE EED TSWAGK LRALVYKIKG PPKPEKEQPT EEEERCPTTL KELISQTMIR WAQEDQIQDA ELVRMMFSLL QRQYDSIGEL LQAL RKTYT ISQASVSDTI NLLAALGQIR CLLSVRMGKE EELLMINGLG DIMNNKVFYQ HPNLMRVLGM HETVMEVMVD VLGAE KSQI AFPKMVASCC RFLCYFCRIS RQNQKAMFEH LSYLLENSSV GLASPSMRGS TPLDVAASSV MDNNELALGL EEPDLE KVV TYLAGCGLQS CPMLLAKGYP DVGWNPIEGE RYLSFLRFAV FVNSESVEEN ASVVVKLLIR RPECFGPALR GEGGNGL LA AMQGAIKISE NPALDLPSQG YKREVMEDGE DEEIVHMGNA IMSFYSALID LLGRCAPEMH LIQTGKGEAI RIRSILRS L VPTEDLVGII SIPLKLPSLN KDGSISEPDM AANFCPDHKA PMVLFLDRVY GIKDQTFLLH LLEVGFLPDL RASASLDTV SLSTTEAALA LNRYLCSAVL PLLTRCAPLF AGTEHYTSLI DSTLQTIYRL SKGRSLTKAQ RDTIEECLLA ICNHLRPSML QQLLRRLVF DVPQLNEYCK MPLKLLTNHY EQCWKYYCLP SGWGSYGLAV EEELHLTEKL FWGIFDSLSH KKYDPDLFRM A LPCLSAIA GALPPDYLDT RISATLEKQI SVDADGNFDP KPINTMNFSL PEKWEYIVTK YAEHSHDKWA CDKSQNGWKY GI SLDENVK THPLIRPFKT LTEKEKEIYR WPARESLKTM LAVGWSVERT KEGEALVQQR ENEKLRSVSQ ASQGNSYSPA PLD LSNVVL SRELQGMVEV VAENYHNIWA KKKKLELESK GGGSHPLLVP YDTLTAKEKF RDREKAQDLF KFLQVNGIVV SRGV KDMEL DASSMEKRFA YKFLKKILKY VDSAQEFIAH LEAIVSSGKT EKSPHDQEIK FFAKVLLPLV DQYFTNHHLY FLSSP LKPL SSSGYASHKE KEMVASLFCK LAALVRHRIS LFGSDSTTMV SCLHILAQTL DTRTVMKSGS ELVKAGLRAF FENAAE DLE KTSENLKLGK FTHSRTQIKG VSQNINYTTV ALLPILTSIF EHVAQHQFGV DLLLGDVQIS CYHILCSLYS LGTGKNI YV ERQRPALGEC LASLAAAIPV AFLEPTLNRY NPLSVFNTKT PRERSILGMP DTVEEMCPDI PQLEGLMKEI SDLAESGA R YTEMPHVIEV ILPMLCNYLS YWWERGPEHL PPSTGPWCTK VTSEHLSVIL GNILKIINNN LGIDEASWMK RIAVYAQPI ISKARPDLLK SHFIPTLEKL KKKAVKTVQE EEQLKADTKG DTQEAELLIL DEFAVLCRDL YAFYPMLIRY VDNNRSNWLK SPSADSDQL FRMVAEVFIL WCKSHNFKRE EQNFVIQNEI NNLAFLTGDS KSKMSKSGGQ DQERKKTKRR GDLYSIQTSL I VAALKKML PIGLNMCTPG DQELISLAKS RYSYRDTDEE VKEHLRNNLH LQEKSDDPAV KWQLNLYKDV LKSEEPFNAE KT IERVQRI SAAVFHLEQV EQPLRSKKAV WHKLLSKQRK RAVVACFRMA PLYNLPRHKI NNFFLSTFQR VWLEKVNEKT QYD RLIPIL MKSPKVEEEE EEEMEKQPDP LHQIILHFSR NALTERSKLE DDPLYTSYSS MMAKSCQSGE DEEEEEDKEK TFEE KEMEK QKTLYQQARL HERGAAEMVL QMISASKGEM SPMVVETLKL GIAILNGGNA GVQQKMLDYL KEKKDAGFFQ SLSGL MQSC SVLDLNAFER QNKAEGLGMV TEEGTREKVL QNDEFTRDLF RFLQLLCEGH NSDFQNFLRT QMGNTTTINV IISTVD YLL RLQESISDFY WYYSGKDIID ESGQHNFSKA LAVTKQIFNS LTEYIQGPCI GNQQSLAHSR LWDAVVGFLH VFANMQM KL SQDSSQIELL KELLDLLQDM VVMLLSLLEG NVVNGTIGKQ MVDTLVESST NVEMILKFFD MFLKLKDLTS SDTFKEYD P DGKGIISKKE FQKAMEGQKQ YTQSEIDFLL SCAEADENDM FNYVDFVDRF HEPAKDIGFN VAVLLTNLSE HMPNDSRLK CLLDPAGSVL NYFEPYLGRI EIMGGAKKIE RVYFEISESS RTQWEKPQVK ESKRQFIFDV VNEGGEQEKM ELFVNFCEDT IFEMQLASQ ISETDSAERP DEEEEEDEDS SYVLEIEGEE EDDKSFESAS AFAMACASVK RNVANFLKKA TLKNLRKQYR K VKKMTVKE LVKVFFSFFW MLFVGLFRLF FTILGGIFQI LWNTVFGGGL VEGAKNIRVT KILGDMPDPT QFGIHDDALD AE RAEVTEP GVPPELIHFV KGEKGDADIM SDLFGFHPKK EGGLKHGPEG GLGDLSEIIG KDEPPTLEST VRKKRKAQAA EMK AAHEAE GKVEPEKTDL EDGEKEDTAK EEEQAEALWA DVTKKKKRRR GQKVEKPEAF MANFFKGLEI YQTKLLHYLA RNFY NLRFL ALFVAFAINF ILLFYKVTEE PVEEETEDVA NLWNSFTDEE EEEAMVFFVL QESTGYMAPA LRALAIIHTV ISLVC VVGY YCLKVPLVVF KREKEIARKL EFDGLYITEQ PSEDDIKGQW DRLVINTPSF PNNYWDKFVK RKVINKYGDL YGAERI AEL LGLDKNALDF SPVEASKAEA ASLVSWLSSI DMKYHIWKLG VVFTDNSFLY LAWYTTMSVL GHYNNFFFAA HLLDIAM GF KTLRTILSSV THNGKQLVLT VGLLAVVVYL YTVVAFNFFR KFYNKSEDDD EPDMKCDDMM TCYLFHMYVG VRAGGGIG D EIEDPAGDPY EMYRIVFDIT FFFFVIVILL AIIQGLIIDA FGELRDQQEQ VREDMETKCF ICGIGNDYFD TTPHGFETH TLQEHNLANY LFFLMYLINK DETEHTGQES YVWKMYQERC WDFFPAGDCF RKQYEDQLG UniProtKB: Ryanodine receptor 3 |
-分子 #3: ZINC ION
分子 | 名称: ZINC ION / タイプ: ligand / ID: 3 / コピー数: 4 / 式: ZN |
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分子量 | 理論値: 65.409 Da |
-分子 #4: CALCIUM ION
分子 | 名称: CALCIUM ION / タイプ: ligand / ID: 4 / コピー数: 4 / 式: CA |
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分子量 | 理論値: 40.078 Da |
-分子 #5: ADENOSINE-5'-TRIPHOSPHATE
分子 | 名称: ADENOSINE-5'-TRIPHOSPHATE / タイプ: ligand / ID: 5 / コピー数: 8 / 式: ATP |
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分子量 | 理論値: 507.181 Da |
Chemical component information | ![]() ChemComp-ATP: |
-分子 #6: CAFFEINE
分子 | 名称: CAFFEINE / タイプ: ligand / ID: 6 / コピー数: 4 / 式: CFF |
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分子量 | 理論値: 194.191 Da |
Chemical component information | ![]() ChemComp-CFF: |
-分子 #7: CHLORIDE ION
分子 | 名称: CHLORIDE ION / タイプ: ligand / ID: 7 / コピー数: 4 / 式: CL |
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分子量 | 理論値: 35.453 Da |
-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
濃度 | 5 mg/mL |
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緩衝液 | pH: 7.5 詳細: 20 mM HEPES pH 7.5, 250 mM NaCl, 2 mM DTT, 0.02% GDN, 0.03 mM free Ca2+ buffered with 2 mM EGTA, 5 mM ATP, 5 mM caffeine, 1:1000 diluted protease inhibitor cocktail |
グリッド | モデル: UltrAuFoil R1.2/1.3 / 材質: GOLD / メッシュ: 300 / 前処理 - タイプ: GLOW DISCHARGE / 前処理 - 時間: 120 sec. / 前処理 - 雰囲気: AIR / 前処理 - 気圧: 0.038 kPa |
凍結 | 凍結剤: ETHANE / チャンバー内湿度: 100 % / チャンバー内温度: 277.15 K / 装置: FEI VITROBOT MARK IV 詳細: blotted for 3 s (blot force of 7 to 10) using ashless blotting paper (Whatman). |
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電子顕微鏡法
顕微鏡 | FEI TITAN KRIOS |
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特殊光学系 | エネルギーフィルター - 名称: TFS Selectris |
撮影 | フィルム・検出器のモデル: FEI FALCON IV (4k x 4k) 撮影したグリッド数: 3 / 実像数: 10099 / 平均電子線量: 50.0 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: FLOOD BEAM / 撮影モード: BRIGHT FIELD / Cs: 2.7 mm / 最大 デフォーカス(公称値): 2.0 µm / 最小 デフォーカス(公称値): 0.5 µm |
試料ステージ | 試料ホルダーモデル: FEI TITAN KRIOS AUTOGRID HOLDER ホルダー冷却材: NITROGEN |
実験機器 | ![]() モデル: Titan Krios / 画像提供: FEI Company |