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データを開く
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基本情報
登録情報 | データベース: SASBDB / ID: SASDEM9 |
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![]() | anEcTFE: Escherichia coli anaerobic fatty acid beta-oxidation trifunctional enzyme complex
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機能・相同性 | ![]() fatty acid beta-oxidation, unsaturated, even number / fatty acid beta-oxidation multienzyme complex / 3-hydroxybutyryl-CoA epimerase / 3-hydroxybutyryl-CoA epimerase activity / acetyl-CoA C-acyltransferase / acetyl-CoA C-acyltransferase activity / long-chain-3-hydroxyacyl-CoA dehydrogenase activity / 3-hydroxyacyl-CoA dehydrogenase / enoyl-CoA hydratase / acetyl-CoA C-acetyltransferase activity ...fatty acid beta-oxidation, unsaturated, even number / fatty acid beta-oxidation multienzyme complex / 3-hydroxybutyryl-CoA epimerase / 3-hydroxybutyryl-CoA epimerase activity / acetyl-CoA C-acyltransferase / acetyl-CoA C-acyltransferase activity / long-chain-3-hydroxyacyl-CoA dehydrogenase activity / 3-hydroxyacyl-CoA dehydrogenase / enoyl-CoA hydratase / acetyl-CoA C-acetyltransferase activity / 3-hydroxyacyl-CoA dehydrogenase activity / enoyl-CoA hydratase activity / fatty acid beta-oxidation / NAD+ binding / cytoplasm / cytosol 類似検索 - 分子機能 |
生物種 | ![]() ![]() |
![]() | ![]() タイトル: Complementary substrate specificity and distinct quaternary assembly of the aerobic and anaerobic β-oxidation trifunctional enzyme complexes. 著者: Shiv K Sah-Teli / Mikko J Hynönen / Werner Schmitz / James A Geraets / Jani Seitsonen / Jan Skov Pedersen / Sarah J Butcher / Rik K Wierenga / Rajaram Venkatesan / ![]() ![]() ![]() 要旨: The trifunctional enzyme (TFE) catalyzes the last three steps of the fatty acid β-oxidation cycle. Two TFEs are present in , EcTFE and anEcTFE. EcTFE is expressed only under aerobic conditions, ...The trifunctional enzyme (TFE) catalyzes the last three steps of the fatty acid β-oxidation cycle. Two TFEs are present in , EcTFE and anEcTFE. EcTFE is expressed only under aerobic conditions, whereas anEcTFE is expressed also under anaerobic conditions, with nitrate or fumarate as the ultimate electron acceptor. The anEcTFE subunits have higher sequence identity with the human mitochondrial TFE (HsTFE) than with the soluble EcTFE. Like HsTFE, here it is found that anEcTFE is a membrane-bound complex. Systematic enzyme kinetic studies show that anEcTFE has a preference for medium- and long-chain enoyl-CoAs, similar to HsTFE, whereas EcTFE prefers short chain enoyl-CoA substrates. The biophysical characterization of anEcTFE and EcTFE shows that EcTFE is heterotetrameric, whereas anEcTFE is purified as a complex of two heterotetrameric units, like HsTFE. The tetrameric assembly of anEcTFE resembles the HsTFE tetramer, although the arrangement of the two anEcTFE tetramers in the octamer is different from the HsTFE octamer. These studies demonstrate that EcTFE and anEcTFE have complementary substrate specificities, allowing for complete degradation of long-chain enoyl-CoAs under aerobic conditions. The new data agree with the notion that anEcTFE and HsTFE are evolutionary closely related, whereas EcTFE belongs to a separate subfamily. |
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構造の表示
構造ビューア | 分子: ![]() ![]() |
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-モデル
モデル #2749 | ![]() タイプ: dummy / ダミー原子の半径: 5.00 A / 対称性: p1 / カイ2乗値: 1.010 / P-value: 0.000235 ![]() |
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モデル #2750 | ![]() タイプ: atomic コメント: subunits and complex were modeled using swissmodel and coot respectively using 5zqz.pdb as referenc カイ2乗値: 3.501 ![]() |
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試料
![]() | 名称: anEcTFE: Escherichia coli anaerobic fatty acid beta-oxidation trifunctional enzyme complex 試料濃度: 3.5 mg/ml / Entity id: 1435 / 1436 / 1437 / 1438 / 1439 / 1440 |
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バッファ | 名称: 50 mM Tris, 500 mM NaCl, 5% glycerol, 0.05% C12E9 (1-O-(n-Dodecyl)-nonaethyleneglycol), 2.5 mM DTT pH: 8 |
要素 #1435 | 名称: anEcTFE-alpha / タイプ: protein 記述: anaerobic Fatty acid oxidation complex subunit alpha 分子量: 77.071 / 分子数: 1 / 由来: Escherichia coli (strain K12) / 参照: UniProt: P77399 配列: MEMTSAFTLN VRLDNIAVIT IDVPGEKMNT LKAEFASQVR AIIKQLRENK ELRGVVFVSA KPDNFIAGAD INMIGNCKTA QEAEALARQG QQLMAEIHAL PIQVIAAIHG ACLGGGLELA LACHGRVCTD DPKTVLGLPE VQLGLLPGSG GTQRLPRLIG VSTALEMILT ...配列: MEMTSAFTLN VRLDNIAVIT IDVPGEKMNT LKAEFASQVR AIIKQLRENK ELRGVVFVSA KPDNFIAGAD INMIGNCKTA QEAEALARQG QQLMAEIHAL PIQVIAAIHG ACLGGGLELA LACHGRVCTD DPKTVLGLPE VQLGLLPGSG GTQRLPRLIG VSTALEMILT GKQLRAKQAL KLGLVDDVVP HSILLEAAVE LAKKERPSSR PLPVRERILA GPLGRALLFK MVGKKTEHKT QGNYPATERI LEVVETGLAQ GTSSGYDAEA RAFGELAMTP QSQALRSIFF ASTDVKKDPG SDAPPAPLNS VGILGGGLMG GGIAYVTACK AGIPVRIKDI NPQGINHALK YSWDQLEGKV RRRHLKASER DKQLALISGT TDYRGFAHRD LIIEAVFENL ELKQQMVAEV EQNCAAHTIF ASNTSSLPIG DIAAHATRPE QVIGLHFFSP VEKMPLVEII PHAGTSAQTI ATTVKLAKKQ GKTPIVVRDK AGFYVNRILA PYINEAIRML TQGERVEHID AALVKFGFPV GPIQLLDEVG IDTGTKIIPV LEAAYGERFS APANVVSSIL NDDRKGRKNG RGFYLYGQKG RKSKKQVDPA IYPLIGTQGQ GRISAPQVAE RCVMLMLNEA VRCVDEQVIR SVRDGDIGAV FGIGFPPFLG GPFRYIDSLG AGEVVAIMQR LATQYGSRFT PCERLVEMGA RGESFWKTTA TDLQ |
要素 #1436 | 名称: anEcTFE-alpha / タイプ: protein 記述: anaerobic Fatty acid oxidation complex subunit alpha 分子量: 77.071 / 分子数: 1 / 由来: Escherichia coli (strain K12) / 参照: UniProt: P77399 配列: MEMTSAFTLN VRLDNIAVIT IDVPGEKMNT LKAEFASQVR AIIKQLRENK ELRGVVFVSA KPDNFIAGAD INMIGNCKTA QEAEALARQG QQLMAEIHAL PIQVIAAIHG ACLGGGLELA LACHGRVCTD DPKTVLGLPE VQLGLLPGSG GTQRLPRLIG VSTALEMILT ...配列: MEMTSAFTLN VRLDNIAVIT IDVPGEKMNT LKAEFASQVR AIIKQLRENK ELRGVVFVSA KPDNFIAGAD INMIGNCKTA QEAEALARQG QQLMAEIHAL PIQVIAAIHG ACLGGGLELA LACHGRVCTD DPKTVLGLPE VQLGLLPGSG GTQRLPRLIG VSTALEMILT GKQLRAKQAL KLGLVDDVVP HSILLEAAVE LAKKERPSSR PLPVRERILA GPLGRALLFK MVGKKTEHKT QGNYPATERI LEVVETGLAQ GTSSGYDAEA RAFGELAMTP QSQALRSIFF ASTDVKKDPG SDAPPAPLNS VGILGGGLMG GGIAYVTACK AGIPVRIKDI NPQGINHALK YSWDQLEGKV RRRHLKASER DKQLALISGT TDYRGFAHRD LIIEAVFENL ELKQQMVAEV EQNCAAHTIF ASNTSSLPIG DIAAHATRPE QVIGLHFFSP VEKMPLVEII PHAGTSAQTI ATTVKLAKKQ GKTPIVVRDK AGFYVNRILA PYINEAIRML TQGERVEHID AALVKFGFPV GPIQLLDEVG IDTGTKIIPV LEAAYGERFS APANVVSSIL NDDRKGRKNG RGFYLYGQKG RKSKKQVDPA IYPLIGTQGQ GRISAPQVAE RCVMLMLNEA VRCVDEQVIR SVRDGDIGAV FGIGFPPFLG GPFRYIDSLG AGEVVAIMQR LATQYGSRFT PCERLVEMGA RGESFWKTTA TDLQ |
要素 #1437 | 名称: anEcTFE-alpha / タイプ: protein 記述: anaerobic Fatty acid oxidation complex subunit alpha 分子量: 77.071 / 分子数: 1 / 由来: Escherichia coli (strain K12) / 参照: UniProt: P77399 配列: MEMTSAFTLN VRLDNIAVIT IDVPGEKMNT LKAEFASQVR AIIKQLRENK ELRGVVFVSA KPDNFIAGAD INMIGNCKTA QEAEALARQG QQLMAEIHAL PIQVIAAIHG ACLGGGLELA LACHGRVCTD DPKTVLGLPE VQLGLLPGSG GTQRLPRLIG VSTALEMILT ...配列: MEMTSAFTLN VRLDNIAVIT IDVPGEKMNT LKAEFASQVR AIIKQLRENK ELRGVVFVSA KPDNFIAGAD INMIGNCKTA QEAEALARQG QQLMAEIHAL PIQVIAAIHG ACLGGGLELA LACHGRVCTD DPKTVLGLPE VQLGLLPGSG GTQRLPRLIG VSTALEMILT GKQLRAKQAL KLGLVDDVVP HSILLEAAVE LAKKERPSSR PLPVRERILA GPLGRALLFK MVGKKTEHKT QGNYPATERI LEVVETGLAQ GTSSGYDAEA RAFGELAMTP QSQALRSIFF ASTDVKKDPG SDAPPAPLNS VGILGGGLMG GGIAYVTACK AGIPVRIKDI NPQGINHALK YSWDQLEGKV RRRHLKASER DKQLALISGT TDYRGFAHRD LIIEAVFENL ELKQQMVAEV EQNCAAHTIF ASNTSSLPIG DIAAHATRPE QVIGLHFFSP VEKMPLVEII PHAGTSAQTI ATTVKLAKKQ GKTPIVVRDK AGFYVNRILA PYINEAIRML TQGERVEHID AALVKFGFPV GPIQLLDEVG IDTGTKIIPV LEAAYGERFS APANVVSSIL NDDRKGRKNG RGFYLYGQKG RKSKKQVDPA IYPLIGTQGQ GRISAPQVAE RCVMLMLNEA VRCVDEQVIR SVRDGDIGAV FGIGFPPFLG GPFRYIDSLG AGEVVAIMQR LATQYGSRFT PCERLVEMGA RGESFWKTTA TDLQ |
要素 #1438 | 名称: anEcTFE-alpha / タイプ: protein 記述: anaerobic Fatty acid oxidation complex subunit alpha 分子量: 77.071 / 分子数: 1 / 由来: Escherichia coli (strain K12) / 参照: UniProt: P77399 配列: MEMTSAFTLN VRLDNIAVIT IDVPGEKMNT LKAEFASQVR AIIKQLRENK ELRGVVFVSA KPDNFIAGAD INMIGNCKTA QEAEALARQG QQLMAEIHAL PIQVIAAIHG ACLGGGLELA LACHGRVCTD DPKTVLGLPE VQLGLLPGSG GTQRLPRLIG VSTALEMILT ...配列: MEMTSAFTLN VRLDNIAVIT IDVPGEKMNT LKAEFASQVR AIIKQLRENK ELRGVVFVSA KPDNFIAGAD INMIGNCKTA QEAEALARQG QQLMAEIHAL PIQVIAAIHG ACLGGGLELA LACHGRVCTD DPKTVLGLPE VQLGLLPGSG GTQRLPRLIG VSTALEMILT GKQLRAKQAL KLGLVDDVVP HSILLEAAVE LAKKERPSSR PLPVRERILA GPLGRALLFK MVGKKTEHKT QGNYPATERI LEVVETGLAQ GTSSGYDAEA RAFGELAMTP QSQALRSIFF ASTDVKKDPG SDAPPAPLNS VGILGGGLMG GGIAYVTACK AGIPVRIKDI NPQGINHALK YSWDQLEGKV RRRHLKASER DKQLALISGT TDYRGFAHRD LIIEAVFENL ELKQQMVAEV EQNCAAHTIF ASNTSSLPIG DIAAHATRPE QVIGLHFFSP VEKMPLVEII PHAGTSAQTI ATTVKLAKKQ GKTPIVVRDK AGFYVNRILA PYINEAIRML TQGERVEHID AALVKFGFPV GPIQLLDEVG IDTGTKIIPV LEAAYGERFS APANVVSSIL NDDRKGRKNG RGFYLYGQKG RKSKKQVDPA IYPLIGTQGQ GRISAPQVAE RCVMLMLNEA VRCVDEQVIR SVRDGDIGAV FGIGFPPFLG GPFRYIDSLG AGEVVAIMQR LATQYGSRFT PCERLVEMGA RGESFWKTTA TDLQ |
要素 #1439 | 名称: anEcTFE-beta / タイプ: protein / 記述: anaerobic 3-ketoacyl-CoA thiolase FadI beta subunit / 分子量: 48.143 / 分子数: 2 / 由来: Escherichia coli (strain K12) / 参照: UniProt: P76503 配列: MGSSHHHHHH SQDPMGQVLP LVTRQGDRIA IVSGLRTPFA RQATAFHGIP AVDLGKMVVG ELLARSEIPA EVIEQLVFGQ VVQMPEAPNI AREIVLGTGM NVHTDAYSVS RACATSFQAV ANVAESLMAG TIRAGIAGGA DSSSVLPIGV SKKLARVLVD VNKARTMSQR ...配列: MGSSHHHHHH SQDPMGQVLP LVTRQGDRIA IVSGLRTPFA RQATAFHGIP AVDLGKMVVG ELLARSEIPA EVIEQLVFGQ VVQMPEAPNI AREIVLGTGM NVHTDAYSVS RACATSFQAV ANVAESLMAG TIRAGIAGGA DSSSVLPIGV SKKLARVLVD VNKARTMSQR LKLFSRLRLR DLMPVPPAVA EYSTGLRMGD TAEQMAKTYG ITREQQDALA HRSHQRAAQA WSDGKLKEEV MTAFIPPYKQ PLVEDNNIRG NSSLADYAKL RPAFDRKHGT VTAANSTPLT DGAAAVILMT ESRAKELGLV PLGYLRSYAF TAIDVWQDML LGPAWSTPLA LERAGLTMSD LTLIDMHEAF AAQTLANIQL LGSERFAREA LGRAHATGEV DDSKFNVLGG SIAYGHPFAA TGARMITQTL HELRRRGGGF GLVTACAAGG LGAAMVLEAE |
要素 #1440 | 名称: anEcTFE-beta / タイプ: protein / 記述: anaerobic 3-ketoacyl-CoA thiolase FadI beta subunit / 分子量: 48.143 / 分子数: 2 / 由来: Escherichia coli (strain K12) / 参照: UniProt: P76503 配列: MGSSHHHHHH SQDPMGQVLP LVTRQGDRIA IVSGLRTPFA RQATAFHGIP AVDLGKMVVG ELLARSEIPA EVIEQLVFGQ VVQMPEAPNI AREIVLGTGM NVHTDAYSVS RACATSFQAV ANVAESLMAG TIRAGIAGGA DSSSVLPIGV SKKLARVLVD VNKARTMSQR ...配列: MGSSHHHHHH SQDPMGQVLP LVTRQGDRIA IVSGLRTPFA RQATAFHGIP AVDLGKMVVG ELLARSEIPA EVIEQLVFGQ VVQMPEAPNI AREIVLGTGM NVHTDAYSVS RACATSFQAV ANVAESLMAG TIRAGIAGGA DSSSVLPIGV SKKLARVLVD VNKARTMSQR LKLFSRLRLR DLMPVPPAVA EYSTGLRMGD TAEQMAKTYG ITREQQDALA HRSHQRAAQA WSDGKLKEEV MTAFIPPYKQ PLVEDNNIRG NSSLADYAKL RPAFDRKHGT VTAANSTPLT DGAAAVILMT ESRAKELGLV PLGYLRSYAF TAIDVWQDML LGPAWSTPLA LERAGLTMSD LTLIDMHEAF AAQTLANIQL LGSERFAREA LGRAHATGEV DDSKFNVLGG SIAYGHPFAA TGARMITQTL HELRRRGGGF GLVTACAAGG LGAAMVLEAE |
-実験情報
ビーム | 設備名称: ESRF BM29 / 地域: Grenoble / 国: France ![]() | ||||||||||||||||||||||||||||||
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検出器 | 名称: Pilatus 1M / タイプ: Dectris / Pixsize x: 172 mm | ||||||||||||||||||||||||||||||
スキャン | 測定日: 2015年9月22日 / 保管温度: 4 °C / セル温度: 20 °C / 照射時間: 1 sec. / フレーム数: 1200 / 単位: 1/A /
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距離分布関数 P(R) |
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結果 |
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