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基本情報
登録情報 | ![]() | |||||||||
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タイトル | Microsomal triglyceride transfer protein | |||||||||
![]() | Microsomal triglyceride transfer protein | |||||||||
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![]() | Microsomal triglyceride transfer protein / human liver / LIPID TRANSPORT / ISOMERASE / TRANSPORT PROTEIN | |||||||||
機能・相同性 | ![]() plasma lipoprotein particle assembly / triglyceride transfer activity / chylomicron assembly / peptidyl-proline hydroxylation to 4-hydroxy-L-proline / regulation of oxidative stress-induced intrinsic apoptotic signaling pathway / procollagen-proline 4-dioxygenase complex / triglyceride transport / phosphatidylcholine transfer activity / insulin processing / phosphatidylethanolamine transfer activity ...plasma lipoprotein particle assembly / triglyceride transfer activity / chylomicron assembly / peptidyl-proline hydroxylation to 4-hydroxy-L-proline / regulation of oxidative stress-induced intrinsic apoptotic signaling pathway / procollagen-proline 4-dioxygenase complex / triglyceride transport / phosphatidylcholine transfer activity / insulin processing / phosphatidylethanolamine transfer activity / VLDL assembly / procollagen-proline 4-dioxygenase activity / thiol oxidase activity / phospholipid transfer activity / LDL remodeling / ceramide 1-phosphate transfer activity / protein disulfide-isomerase / very-low-density lipoprotein particle assembly / endoplasmic reticulum chaperone complex / phospholipid transporter activity / protein folding in endoplasmic reticulum / Collagen biosynthesis and modifying enzymes / lipid transporter activity / Chylomicron assembly / lipoprotein metabolic process / phospholipid transport / cholesterol transfer activity / interleukin-23-mediated signaling pathway / Interleukin-23 signaling / interleukin-12-mediated signaling pathway / low-density lipoprotein particle remodeling / Interleukin-12 signaling / cellular response to interleukin-7 / lipoprotein transport / triglyceride metabolic process / Insulin processing / protein disulfide isomerase activity / microvillus membrane / Detoxification of Reactive Oxygen Species / endoplasmic reticulum-Golgi intermediate compartment / protein-disulfide reductase activity / protein secretion / apolipoprotein binding / endoplasmic reticulum to Golgi vesicle-mediated transport / positive regulation of T cell migration / positive regulation of substrate adhesion-dependent cell spreading / positive regulation of cell adhesion / response to endoplasmic reticulum stress / cholesterol homeostasis / Hedgehog ligand biogenesis / Post-translational protein phosphorylation / establishment of localization in cell / brush border membrane / response to calcium ion / circadian rhythm / lipid metabolic process / integrin binding / Regulation of Insulin-like Growth Factor (IGF) transport and uptake by Insulin-like Growth Factor Binding Proteins (IGFBPs) / melanosome / protein folding / lamellipodium / actin binding / vesicle / cellular response to hypoxia / basolateral plasma membrane / cytoskeleton / positive regulation of viral entry into host cell / receptor complex / endoplasmic reticulum lumen / protein heterodimerization activity / external side of plasma membrane / focal adhesion / lipid binding / protein-containing complex binding / enzyme binding / endoplasmic reticulum / Golgi apparatus / protein-containing complex / RNA binding / extracellular exosome / extracellular region / cytosol 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: 3.07 Å | |||||||||
![]() | Zhang Z | |||||||||
資金援助 | ![]()
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![]() | ![]() タイトル: High-resolution structural-omics of human liver enzymes. 著者: Chih-Chia Su / Meinan Lyu / Zhemin Zhang / Masaru Miyagi / Wei Huang / Derek J Taylor / Edward W Yu / ![]() 要旨: We applied raw human liver microsome lysate to a holey carbon grid and used cryo-electron microscopy (cryo-EM) to define its composition. From this sample we identified and simultaneously determined ...We applied raw human liver microsome lysate to a holey carbon grid and used cryo-electron microscopy (cryo-EM) to define its composition. From this sample we identified and simultaneously determined high-resolution structural information for ten unique human liver enzymes involved in diverse cellular processes. Notably, we determined the structure of the endoplasmic bifunctional protein H6PD, where the N- and C-terminal domains independently possess glucose-6-phosphate dehydrogenase and 6-phosphogluconolactonase enzymatic activity, respectively. We also obtained the structure of heterodimeric human GANAB, an ER glycoprotein quality-control machinery that contains a catalytic α subunit and a noncatalytic β subunit. In addition, we observed a decameric peroxidase, PRDX4, which directly contacts a disulfide isomerase-related protein, ERp46. Structural data suggest that several glycosylations, bound endogenous compounds, and ions associate with these human liver enzymes. These results highlight the importance of cryo-EM in facilitating the elucidation of human organ proteomics at the atomic level. | |||||||||
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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 | ![]() | 97.2 MB | ![]() | |
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ヘッダ (付随情報) | ![]() ![]() | 17.6 KB 17.6 KB | 表示 表示 | ![]() |
FSC (解像度算出) | ![]() | 9.9 KB | 表示 | ![]() |
画像 | ![]() | 96.3 KB | ||
Filedesc metadata | ![]() | 5.9 KB | ||
その他 | ![]() ![]() ![]() | 52.1 MB 95.6 MB 95.6 MB | ||
アーカイブディレクトリ | ![]() ![]() | HTTPS FTP |
-検証レポート
文書・要旨 | ![]() | 1.1 MB | 表示 | ![]() |
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文書・詳細版 | ![]() | 1.1 MB | 表示 | |
XML形式データ | ![]() | 18.3 KB | 表示 | |
CIF形式データ | ![]() | 23.6 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 | ![]() 8eojMC ![]() 7uzmC ![]() 8ekwC ![]() 8ekyC ![]() 8em2C ![]() 8emrC ![]() 8emsC ![]() 8emtC ![]() 8eneC ![]() 8eorC ![]() 23426 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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注釈 | Microsomal triglyceride transfer protein | ||||||||||||||||||||||||||||||||||||
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: 1.08 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
-追加マップ: Microsomal triglyceride transfer protein
ファイル | emd_28377_additional_1.map | ||||||||||||
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注釈 | Microsomal triglyceride transfer protein | ||||||||||||
投影像・断面図 |
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密度ヒストグラム |
-ハーフマップ: Microsomal triglyceride transfer protein
ファイル | emd_28377_half_map_1.map | ||||||||||||
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注釈 | Microsomal triglyceride transfer protein | ||||||||||||
投影像・断面図 |
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密度ヒストグラム |
-ハーフマップ: Microsomal triglyceride transfer protein
ファイル | emd_28377_half_map_2.map | ||||||||||||
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注釈 | Microsomal triglyceride transfer protein | ||||||||||||
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 : Microsomal triglyceride transfer protein
全体 | 名称: Microsomal triglyceride transfer protein |
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要素 |
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-超分子 #1: Microsomal triglyceride transfer protein
超分子 | 名称: Microsomal triglyceride transfer protein / 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: Protein disulfide-isomerase
分子 | 名称: Protein disulfide-isomerase / タイプ: protein_or_peptide / ID: 1 / コピー数: 1 / 光学異性体: LEVO / EC番号: protein disulfide-isomerase |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 57.190137 KDa |
配列 | 文字列: MLRRALLCLA VAALVRADAP EEEDHVLVLR KSNFAEALAA HKYLLVEFYA PWCGHCKALA PEYAKAAGKL KAEGSEIRLA KVDATEESD LAQQYGVRGY PTIKFFRNGD TASPKEYTAG READDIVNWL KKRTGPAATT LPDGAAAESL VESSEVAVIG F FKDVESDS ...文字列: MLRRALLCLA VAALVRADAP EEEDHVLVLR KSNFAEALAA HKYLLVEFYA PWCGHCKALA PEYAKAAGKL KAEGSEIRLA KVDATEESD LAQQYGVRGY PTIKFFRNGD TASPKEYTAG READDIVNWL KKRTGPAATT LPDGAAAESL VESSEVAVIG F FKDVESDS AKQFLQAAEA IDDIPFGITS NSDVFSKYQL DKDGVVLFKK FDEGRNNFEG EVTKENLLDF IKHNQLPLVI EF TEQTAPK IFGGEIKTHI LLFLPKSVSD YDGKLSNFKT AAESFKGKIL FIFIDSDHTD NQRILEFFGL KKEECPAVRL ITL EEEMTK YKPESEELTA ERITEFCHRF LEGKIKPHLM SQELPEDWDK QPVKVLVGKN FEDVAFDEKK NVFVEFYAPW CGHC KQLAP IWDKLGETYK DHENIVIAKM DSTANEVEAV KVHSFPTLKF FPASADRTVI DYNGERTLDG FKKFLESGGQ DGAGD DDDL EDLEEAEEPD MEEDDDQKAV KDEL UniProtKB: Protein disulfide-isomerase |
-分子 #2: Microsomal triglyceride transfer protein large subunit
分子 | 名称: Microsomal triglyceride transfer protein large subunit タイプ: protein_or_peptide / ID: 2 / コピー数: 1 / 光学異性体: LEVO |
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由来(天然) | 生物種: ![]() |
分子量 | 理論値: 99.474102 KDa |
配列 | 文字列: MILLAVLFLC FISSYSASVK GHTTGLSLNN DRLYKLTYST EVLLDRGKGK LQDSVGYRIS SNVDVALLWR NPDGDDDQLI QITMKDVNV ENVNQQRGEK SIFKGKSPSK IMGKENLEAL QRPTLLHLIH GKVKEFYSYQ NEAVAIENIK RGLASLFQTQ L SSGTTNEV ...文字列: MILLAVLFLC FISSYSASVK GHTTGLSLNN DRLYKLTYST EVLLDRGKGK LQDSVGYRIS SNVDVALLWR NPDGDDDQLI QITMKDVNV ENVNQQRGEK SIFKGKSPSK IMGKENLEAL QRPTLLHLIH GKVKEFYSYQ NEAVAIENIK RGLASLFQTQ L SSGTTNEV DISGNCKVTY QAHQDKVIKI KALDSCKIAR SGFTTPNQVL GVSSKATSVT TYKIEDSFVI AVLAEETHNF GL NFLQTIK GKIVSKQKLE LKTTEAGPRL MSGKQAAAII KAVDSKYTAI PIVGQVFQSH CKGCPSLSEL WRSTRKYLQP DNL SKAEAV RNFLAFIQHL RTAKKEEILQ ILKMENKEVL PQLVDAVTSA QTSDSLEAIL DFLDFKSDSS IILQERFLYA CGFA SHPNE ELLRALISKF KGSIGSSDIR ETVMIITGTL VRKLCQNEGC KLKAVVEAKK LILGGLEKAE KKEDTRMYLL ALKNA LLPE GIPSLLKYAE AGEGPISHLA TTALQRYDLP FITDEVKKTL NRIYHQNRKV HEKTVRTAAA AIILNNNPSY MDVKNI LLS IGELPQEMNK YMLAIVQDIL RFEMPASKIV RRVLKEMVAH NYDRFSRSGS SSAYTGYIER SPRSASTYSL DILYSGS GI LRRSNLNIFQ YIGKAGLHGS QVVIEAQGLE ALIAATPDEG EENLDSYAGM SAILFDVQLR PVTFFNGYSD LMSKMLSA S GDPISVVKGL ILLIDHSQEL QLQSGLKANI EVQGGLAIDI SGAMEFSLWY RESKTRVKNR VTVVITTDIT VDSSFVKAG LETSTETEAG LEFISTVQFS QYPFLVCMQM DKDEAPFRQF EKKYERLSTG RGYVSQKRKE SVLAGCEFPL HQENSEMCKV VFAPQPDST SSGWF UniProtKB: Microsomal triglyceride transfer protein large subunit |
-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 BIOQUANTUM (6k x 4k) 平均電子線量: 41.25 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 / 最大 デフォーカス(公称値): 3.291 µm / 最小 デフォーカス(公称値): 0.17 µm / 倍率(公称値): 81000 |
実験機器 | ![]() モデル: Titan Krios / 画像提供: FEI Company |