+データを開く
-基本情報
登録情報 | データベース: EMDB / ID: EMD-21862 | ||||||||||||||||||||||||
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タイトル | Cryo-EM structure of recombinant mouse Ryanodine Receptor type 2 wild type in complex with FKBP12.6 | ||||||||||||||||||||||||
マップデータ | |||||||||||||||||||||||||
試料 |
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キーワード | Ryanodine receptor / Calcium channel / RyR2 / CICR / TRANSPORT PROTEIN-ISOMERASE complex / excitation-contraction coupling | ||||||||||||||||||||||||
機能・相同性 | 機能・相同性情報 manganese ion transmembrane transport / establishment of protein localization to endoplasmic reticulum / type B pancreatic cell apoptotic process / Purkinje myocyte to ventricular cardiac muscle cell signaling / suramin binding / regulation of SA node cell action potential / regulation of atrial cardiac muscle cell action potential / sarcoplasmic reticulum calcium ion transport / left ventricular cardiac muscle tissue morphogenesis / organic cyclic compound binding ...manganese ion transmembrane transport / establishment of protein localization to endoplasmic reticulum / type B pancreatic cell apoptotic process / Purkinje myocyte to ventricular cardiac muscle cell signaling / suramin binding / regulation of SA node cell action potential / regulation of atrial cardiac muscle cell action potential / sarcoplasmic reticulum calcium ion transport / left ventricular cardiac muscle tissue morphogenesis / organic cyclic compound binding / regulation of AV node cell action potential / calcium-induced calcium release activity / Stimuli-sensing channels / Ion homeostasis / regulation of ventricular cardiac muscle cell action potential / positive regulation of sequestering of calcium ion / ventricular cardiac muscle cell action potential / cyclic nucleotide binding / negative regulation of calcium-mediated signaling / embryonic heart tube morphogenesis / cardiac muscle hypertrophy / negative regulation of insulin secretion involved in cellular response to glucose stimulus / negative regulation of release of sequestered calcium ion into cytosol / ryanodine-sensitive calcium-release channel activity / neuronal action potential propagation / response to muscle activity / insulin secretion involved in cellular response to glucose stimulus / release of sequestered calcium ion into cytosol by sarcoplasmic reticulum / calcium ion transport into cytosol / response to caffeine / response to redox state / A band / protein maturation by protein folding / 'de novo' protein folding / calcium ion transmembrane import into cytosol / negative regulation of heart rate / positive regulation of heart rate / FK506 binding / negative regulation of cytosolic calcium ion concentration / positive regulation of axon regeneration / cellular response to caffeine / protein kinase A regulatory subunit binding / channel regulator activity / protein kinase A catalytic subunit binding / extrinsic component of cytoplasmic side of plasma membrane / positive regulation of the force of heart contraction / intracellularly gated calcium channel activity / response to magnesium ion / detection of calcium ion / smooth muscle contraction / response to vitamin E / smooth endoplasmic reticulum / calcium channel inhibitor activity / regulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion / T cell proliferation / striated muscle contraction / regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum / Ion homeostasis / release of sequestered calcium ion into cytosol / regulation of cytosolic calcium ion concentration / sarcoplasmic reticulum membrane / calcium channel complex / cellular response to epinephrine stimulus / response to muscle stretch / sarcomere / regulation of heart rate / sarcoplasmic reticulum / peptidylprolyl isomerase / establishment of localization in cell / peptidyl-prolyl cis-trans isomerase activity / calcium ion transmembrane transport / calcium-mediated signaling / response to hydrogen peroxide / calcium channel activity / Stimuli-sensing channels / sarcolemma / Z disc / intracellular calcium ion homeostasis / response to calcium ion / monoatomic ion transmembrane transport / calcium ion transport / nuclear envelope / positive regulation of cytosolic calcium ion concentration / protein refolding / scaffold protein binding / transmembrane transporter binding / response to hypoxia / calmodulin binding / signaling receptor binding / calcium ion binding / protein kinase binding / enzyme binding / protein-containing complex / identical protein binding / membrane / cytosol / cytoplasm 類似検索 - 分子機能 | ||||||||||||||||||||||||
生物種 | Mus musculus (ハツカネズミ) / Homo sapiens (ヒト) | ||||||||||||||||||||||||
手法 | 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度: 5.1 Å | ||||||||||||||||||||||||
データ登録者 | Iyer KA / Hu Y / Nayak AR / Kurebayashi N / Murayama T / Samso M | ||||||||||||||||||||||||
資金援助 | 米国, 7件
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引用 | ジャーナル: Sci Adv / 年: 2020 タイトル: Structural mechanism of two gain-of-function cardiac and skeletal RyR mutations at an equivalent site by cryo-EM. 著者: Kavita A Iyer / Yifan Hu / Ashok R Nayak / Nagomi Kurebayashi / Takashi Murayama / Montserrat Samsó / 要旨: Mutations in ryanodine receptors (RyRs), intracellular Ca channels, are associated with deadly disorders. Despite abundant functional studies, the molecular mechanism of RyR malfunction remains ...Mutations in ryanodine receptors (RyRs), intracellular Ca channels, are associated with deadly disorders. Despite abundant functional studies, the molecular mechanism of RyR malfunction remains elusive. We studied two single-point mutations at an equivalent site in the skeletal (RyR1 R164C) and cardiac (RyR2 R176Q) isoforms using ryanodine binding, Ca imaging, and cryo-electron microscopy (cryo-EM) of the full-length protein. Loss of the positive charge had greater effect on the skeletal isoform, mediated via distortion of a salt bridge network, a molecular latch inducing rotation of a cytoplasmic domain, and partial progression to open-state traits of the large cytoplasmic assembly accompanied by alteration of the Ca binding site, which concur with the major "hyperactive" feature of the mutated channel. Our cryo-EM studies demonstrated the allosteric effect of a mutation situated ~85 Å away from the pore and identified an isoform-specific structural effect. | ||||||||||||||||||||||||
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_21862.map.gz | 139.9 MB | EMDBマップデータ形式 | |
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ヘッダ (付随情報) | emd-21862-v30.xml emd-21862.xml | 27.3 KB 27.3 KB | 表示 表示 | EMDBヘッダ |
画像 | emd_21862.png | 149.3 KB | ||
Filedesc metadata | emd-21862.cif.gz | 9.9 KB | ||
その他 | emd_21862_half_map_1.map.gz emd_21862_half_map_2.map.gz | 74.5 MB 74.5 MB | ||
アーカイブディレクトリ | http://ftp.pdbj.org/pub/emdb/structures/EMD-21862 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-21862 | HTTPS FTP |
-検証レポート
文書・要旨 | emd_21862_validation.pdf.gz | 609.1 KB | 表示 | EMDB検証レポート |
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文書・詳細版 | emd_21862_full_validation.pdf.gz | 608.7 KB | 表示 | |
XML形式データ | emd_21862_validation.xml.gz | 22.7 KB | 表示 | |
CIF形式データ | emd_21862_validation.cif.gz | 25.4 KB | 表示 | |
アーカイブディレクトリ | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-21862 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-21862 | 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_21862.map.gz / 形式: CCP4 / 大きさ: 166.4 MB / タイプ: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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: 1.377 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: #1
ファイル | emd_21862_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_21862_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 |
-試料の構成要素
-全体 : recombinant mouse Ryanodine Receptor type 2, RyR2, wild type in c...
全体 | 名称: recombinant mouse Ryanodine Receptor type 2, RyR2, wild type in complex with FKBP12.6 |
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要素 |
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-超分子 #1: recombinant mouse Ryanodine Receptor type 2, RyR2, wild type in c...
超分子 | 名称: recombinant mouse Ryanodine Receptor type 2, RyR2, wild type in complex with FKBP12.6 タイプ: complex / ID: 1 / 親要素: 0 / 含まれる分子: #1-#2 |
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分子量 | 理論値: 2.26 MDa |
-超分子 #2: recombinant mouse Ryanodine Receptor type 2, RyR2, wild type
超分子 | 名称: recombinant mouse Ryanodine Receptor type 2, RyR2, wild type タイプ: complex / ID: 2 / 親要素: 1 / 含まれる分子: #1 |
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由来(天然) | 生物種: Mus musculus (ハツカネズミ) |
-超分子 #3: FKBP12.6
超分子 | 名称: FKBP12.6 / タイプ: complex / ID: 3 / 親要素: 1 / 含まれる分子: #2 |
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由来(天然) | 生物種: Homo sapiens (ヒト) |
-分子 #1: Ryanodine receptor 2
分子 | 名称: Ryanodine receptor 2 / タイプ: protein_or_peptide / ID: 1 / コピー数: 4 / 光学異性体: LEVO |
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由来(天然) | 生物種: Mus musculus (ハツカネズミ) |
分子量 | 理論値: 565.536 KDa |
組換発現 | 生物種: Homo sapiens (ヒト) |
配列 | 文字列: MADAGEGEDE IQFLRTDDEV VLQCTATIHK EQQKLCLAAE GFGNRLCFLE STSNSKNVPP DLSICTFVLE QSLSVRALQE MLANTVEKS EGQVDVEKWK FMMKTAQGGG HRTLLYGHAI LLRHSYSGMY LCCLSTSRSS TDKLAFDVGL QEDTTGEACW W TIHPASKQ ...文字列: MADAGEGEDE IQFLRTDDEV VLQCTATIHK EQQKLCLAAE GFGNRLCFLE STSNSKNVPP DLSICTFVLE QSLSVRALQE MLANTVEKS EGQVDVEKWK FMMKTAQGGG HRTLLYGHAI LLRHSYSGMY LCCLSTSRSS TDKLAFDVGL QEDTTGEACW W TIHPASKQ RSEGEKVRVG DDLILVSVSS ERYLHLSYGN SSWHVDAAFQ QTLWSVAPIS SGSEAAQGYL IGGDVLRLLH GH MDECLTV PSGEHGEEQR RTVHYEGGAV SVHARSLWRL ETLRVAWSGS HIRWGQPFRL RHVTTGKYLS LMEDKNLLLM DKE KADVKS TAFAFRSSKE KLDVGVRKEV DGMGTSEIKY GDSICYIQHV DTGLWLTYQA VDVKSARMGS IQRKAIMHHE GHMD DGLNL SRSQHEESRT ARVIRSTVFL FNRFIRGLDA LSKKVKLPTI DLPIESVSLS LQDLIGYFHP PDEHLEHEDK QNRLR ALKN RQNLFQEEGM INLVLECIDR LHVYSSAAHF ADVAGREAGE SWKSILNSLY ELLAALIRGN RKNCAQFSGS LDWLIS RLE RLEASSGILE VLHCVLVESP EALNIIKEGH IKSIISLLDK HGRNHKVLDV LCSLCVCHGV AVRSNQHLIC DNLLPGR DL LLQTRLVNHV SSMRPNIFLG VSEGSAQYKK WYYELMVDHT EPFVTAEATH LRVGWASTEG YSPYPGGGEE WGGNGVGD D LFSYGFDGLH LWSGCIARTV SSPNQHLLRT DDVISCCLDL SAPSISFRIN GQPVQGMFEN FNIDGLFFPV VSFSAGIKV RFLLGGRHGE FKFLPPPGYA ACYEAVLPKE KLKVEHSREY KQERTYTRDL LGPTVSLTQA AFTPVPVDTS QIVLPPHLER IRERLAENI HELWVMNKIE LGWQYGPVRD DNKRQHPCLV EFCKLPEQER NYNLQMSLET LKTLLALGCH VGIADEHAEE K VKKMKLPK NYQLTSGYKP APMDLSFIKL TPSQEAMVDK LAENAHNVWA RDRIRQGWTY GIQQDVKNRR NPRLVPYTLL DD RTKKSNK DSLREAVRTL LGYGYHLEAP DQDHASRAEV CSGTGERFRI FRAEKTYAVK AGRWYFEFEA VTAGDMRVGW SRP GCQPDL ELGSDDRAFA FDGFKAQRWH QGNEHYGRSW QAGDVVGCMV DMNEHTMMFT LNGEILLDDS GSELAFKDFD VGDG FIPVC SLGVAQVGRM NFGKDVSTLK YFTICGLQEG YEPFAVNTNR DITMWLSKRL PQFLQVPSNH EHIEVTRIDG TIDSS PCLK VTQKSFGSQN NNTDIMFYRL SMPIECAEVF SKSVAGGLPG AGFYGPKNDL EDFDVDSDFE VLMKTAHGHL VPDRID KDK ETPKPEFNNH KDYAQEKPSR LKQRFLLRRT KPDYSTGHSA RLTEDVLADD RDDYEYLMQT STYYYSVRIF PGQEPAN VW VGWITSDFHQ YDTGFDLDRV RTVTVTLGDE KGKVHESIKR SNCYMVCAGE SMSPGQGRNN SNGLEIGCVV DAASGLLT F IANGKELSTY YQVEPSTKLF PAVFAQATSP NVFQFELGRI KNVMPLSAGL FKSEHKNPVP QCPPRLHVQF LSHVLWSRM PNQFLKVDVS RISERQGWLV QCLDPLQFMS LHIPEENRSV DILELTEQEE LLQFHYHTLR LYSAVCALGN HRVAHALCSH VDEPQLLYA IENKYMPGLL RAGYYDLLID IHLSSYATAR LMMNNEFIVP MTEETKSITL FPDENKKHGL PGIGLSTSLR P RMRFSSPS FVSISNDCYQ YSPEFPLDIL KAKTIQMLTE AVKEGSLHAR DPVGGTTEFL FVPLIKLFYT LLIMGIFHNE DL KHILQLI EPSVFKEAAV PEEEGGTPEK EISIEDAKLE GEEEAKGGKR PKEGLLQMKL PEPVKLQMCL LLQYLCDCQV RHR IEAIVA FSDDFVAKLQ DNQRFRYNEV MQALNMSAAL TARKTREFRS PPQEQINMLL NFKDDKSECP CPEEIRDQLL DFHE DLMTH CGIELDEDGS LDGSNDLTIR GRLLSLVEKV TYLKKKQAEK PVASDSRKCS SLQQLISETM VRWAQESVIE DPELV RAMF VLLHRQYDGI GGLVRALPKT YTINGVSVED TINLLASLGQ IRSLLSVRMG KEEEKLMIRG LGDIMNNKVF YQHPNL MRA LGMHETVMEV MVNVLGGGES KEITFPKMVA NCCRFLCYFC RISRQNQKAM FDHLSYLLEN SSVGLASPAM RGSTPLD VA AASVMDNNEL ALALREPDLE KVVRYLAGCG LQSCQMLVSK GYPDIGWNPV EGERYLDFLR FAVFCNGESV EENANVVV R LLIRRPECFG PALRGEGGNG LLAAMEEAIK IAEDPSRDGP SPTSGSSKTL DIEEEEDDTI HMGNAIMTFY AALIDLLGR CAPEMHLIHA GKGEAIRIRS ILRSLIPLGD LVGVISIAFQ MPTIAKDGKV VEPDMSAGFC PDHKAAMVLF LDRVYGIEVQ DFLLHLLEV GFLPDLRAAA SLDTAALSAT DMALALNRYL CTAVLPLLTR CAPLFAGTEH HASLIDSLLH TVYRLSKGCS L TKAQRDSI EVCLLSICGQ LRPSMMQHLL RRLVFDVPLL NEHAKMPLKL LTNHYERCWK YYCLPGGWGN FGAASEEELH LS RKLFWGI FDALSQKKYE QELFKLALPC LSAVAGALPP DYMESNYVSM MEKQSSMDSE GNFNPQPVDT SNITIPEKLE YFI NKYAEH SHDKWSMDKL ANGWIYGEIY SDSSKIQPLM KPYKLLSEKE KEIYRWPIKE SLKTMLAWGW RIERTREGDS MALY NRTRR ISQTSQVSID AAHGYSPRAI DMSNVTLSRD LHAMAEMMAE NYHNIWAKKK KLELESKGGG NHPLLVPYDT LTAKE KAKD REKAQDIFKF LQISGYVVSR GFKDLDLDTP SIEKRFAYSF LQQLIRYVDE AHQYILEFDG GSRSKGEHFP YEQEIK FFA KVVLPLIDQY FKNHRLYFLS AASRPLCTGG HASNKEKEMV TSLFCKLGVL VRHRISLFGN DATSIVNCLH ILGQTLD AR TVMKTGLDSV KSALRAFLDN AAEDLEKTME NLKQGQFTHT RSQPKGVTQI INYTTVALLP MLSSLFEHIG QHQFGEDL I LEDVQVSCYR ILTSLYALGT SKSIYVERQR SALGECLAAF AGAFPIAFLE THLDKHNVYS IYNTRSSRER AALSLPANV EDVCPNIPSL EKLMTEIIEL AESGIRYTQM PYMMEVVLPM LCSYMSRWWE HGPENHPERA EMCCTALNSE HMNTLLGNIL KIIYNNLGI DEGAWMKRLA VFSQPIINKV KPQLLKTHFL PLMEKLKKKA AMVVSEEDHL KAEARGDMSE AELLILDEFT T LARDLYAF YPLLIRFVDY NRAKWLKEPN PEAEELFRMV AEVFIYWSKS HNFKREEQNF VVQNEINNMS FLITDTKSKM SK AAISDQE RKKMKRKGDR YSMQTSLIVA ALKRLLPIGL NICAPGDQEL IALAKNRFSL KDTEEEVRDI IRSNIHLQGK LED PAIRWQ MALYKDLPNR TEDPSDPERT VERVLGIANV LFHLEQKSKY TGRGYFSLVE HPQRSKKAVW HKLLSKQRKR AVVA CFRMA PLYNLPRHRA VNLFLQGYEK SWIETEEHYF EDKLIEDLAK PGAELPEEDE AMKRVDPLHQ LILLFSRTAL TEKCK LEED FLYMAYADIM AKSCHDEEDD DGEEEVKSFE EKEMEKQKLL YQQARLHDRG AAEMVLQTIS ASKGETGPMV AATLKL GIA ILNGGNSTVQ QKMLDYLKEK KDVGFFQSLA GLMQSCSVLD LNAFERQNKA EGLGMVTEEG SGEKVLQDDE FTCDLFR FL QLLCEGHNSD FQNYLRTQTG NNTTVNIIIS TVDYLLRVQE SISDFYWYYS GKDIIDEQGQ RNFSKAIQVA KQVFNTLT E YIQGPCTGNQ QSLAHSRLWD AVVGFLHVFA HMQMKLSQDS SQIELLKELM DLQKDMVVML LSMLEGNVVN GTIGKQMVD MLVESSNNVE MILKFFDMFL KLKDLTSSDT FKEYDPDGKG VISKRDFHKA MESHKHYTQS ETEFLLSCAE TDENETLDYE EFVKRFHEP AKDIGFNVAV LLTNLSEHMP NDTRLQTFLE LAESVLNYFQ PFLGRIEIMG SAKRIERVYF EISESSRTQW E KPQVKESK RQFIFDVVNE GGEKEKMELF VNFCEDTIFE MQLAAQISES DLNERLANKE ESEKERPEEQ APRMGFFSLL TI QSALFAL RYNVLTLVRM LSLKSLKKQM KRMKKMTVKD MVLAFFSSYW SVFVTLLHFV ASVCRGFFRI VSSLLLGGSL VEG AKKIKV AELLANMPDP TQDEVRGDEE EGERKPLESA LPSEDLTDLK ELTEESDLLS DIFGLDLKRE GGQYKLIPHN PNAG LSDLM TNPVPVPEVQ EKFQEQKAKE EKEEKEETKS EPEKAEGEDG EKEEKAKDEK SKQKLRQLHT HRYGEPEVPE SAFWK KIIA YQQKLLNYFA RNFYNMRMLA LFVAFAINFI LLFYKVSTSS VVEGKELPTR TSSDTAKVTN SLDSSPHRII AVHYVL EES SGYMEPTLRI LAILHTIISF FCIIGYYCLK VPLVIFKREK EVARKLEFDG LYITEQPSED DIKGQWDRLV INTQSFP NN YWDKFVKRKV MDKYGEFYGR DRISELLGMD KAALDFSDAR EKKKPKKDSS LSAVLNSIDV KYQMWKLGVV FTDNSFLY L AWYMTMSVLG HYNNFFFAAH LLDIAMGFKT LRTILSSVTH NGKQLVLTVG LLAVVVYLYT VVAFNFFRKF YNKSEDGDT PDMKCDDMLT CYMFHMYVGV RAGGGIGDEI EDPAGDEYEI YRIIFDITFF FFVIVILLAI IQGLIIDAFG ELRDQQEQVK EDMETKCFI CGIGNDYFDT VPHGFETHTL QEHNLANYLF FLMYLINKDE TEHTGQESYV WKMYQERCWE FFPAGDCFRK Q YEDQLN UniProtKB: Ryanodine receptor 2 |
-分子 #2: Peptidyl-prolyl cis-trans isomerase FKBP1B
分子 | 名称: Peptidyl-prolyl cis-trans isomerase FKBP1B / タイプ: protein_or_peptide / ID: 2 / 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: Homo sapiens (ヒト) |
分子量 | 理論値: 11.667305 KDa |
組換発現 | 生物種: Escherichia coli 'BL21-Gold(DE3)pLysS AG' (大腸菌) |
配列 | 文字列: GVEIETISPG DGRTFPKKGQ TCVVHYTGML QNGKKFDSSR DRNKPFKFRI GKQEVIKGFE EGAAQMSLGQ RAKLTCTPDV AYGATGHPG VIPPNATLIF DVELLNLE UniProtKB: Peptidyl-prolyl cis-trans isomerase FKBP1B |
-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 |
-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 | 0.10 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, UltrAuFoil, R1.2/1.3 / 材質: GOLD / メッシュ: 300 / 支持フィルム - 材質: CARBON / 支持フィルム - トポロジー: CONTINUOUS / 前処理 - タイプ: GLOW DISCHARGE / 前処理 - 時間: 20 sec. / 前処理 - 雰囲気: AIR 詳細: Grid was coated with Carbon using a Denton Vacuum Evaporator 502B prior to vitrification. | ||||||||||||||||||
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 |
-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 - スリット幅: 20 eV |
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: 2 / 実像数: 4470 / 平均露光時間: 14.0 sec. / 平均電子線量: 60.0 e/Å2 |
電子線 | 加速電圧: 300 kV / 電子線源: FIELD EMISSION GUN |
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): 4.5 µm / 最小 デフォーカス(公称値): 2.0 µm / 倍率(公称値): 105000 |
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 |