- PDB-2yiu: X-ray structure of the dimeric cytochrome BC1 complex from the so... -
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基本情報
登録情報
データベース: PDB / ID: 2yiu
タイトル
X-ray structure of the dimeric cytochrome BC1 complex from the soil bacterium paracoccus denitrificans at 2.7 angstrom resolution
要素
CYTOCHROME B
CYTOCHROME C1, HEME PROTEIN
UBIQUINOL-CYTOCHROME C REDUCTASE IRON-SULFUR SUBUNIT
キーワード
OXIDOREDUCTASE
機能・相同性
機能・相同性情報
respiratory chain complex III / quinol-cytochrome-c reductase / quinol-cytochrome-c reductase activity / respiratory electron transport chain / 2 iron, 2 sulfur cluster binding / electron transfer activity / heme binding / metal ion binding / plasma membrane 類似検索 - 分子機能
Ubiquitinol-cytochrome C reductase, Fe-S subunit, TAT signal / Ubiquitinol-cytochrome C reductase Fe-S subunit TAT signal / Single helix bin / Cytochrome c1, transmembrane anchor, C-terminal / Cytochrome Bc1 Complex; Chain C / Cytochrome Bc1 Complex; Chain C / Rieske Iron-sulfur Protein / Rieske [2Fe-2S] iron-sulphur domain / 3-layer Sandwich / Cytochrome b ...Ubiquitinol-cytochrome C reductase, Fe-S subunit, TAT signal / Ubiquitinol-cytochrome C reductase Fe-S subunit TAT signal / Single helix bin / Cytochrome c1, transmembrane anchor, C-terminal / Cytochrome Bc1 Complex; Chain C / Cytochrome Bc1 Complex; Chain C / Rieske Iron-sulfur Protein / Rieske [2Fe-2S] iron-sulphur domain / 3-layer Sandwich / Cytochrome b / Twin-arginine translocation pathway, signal sequence, bacterial/archaeal / Ubiquinol-cytochrome c reductase, iron-sulphur subunit / : / Cytochrome c1 / Cytochrome C1 family / : / Cytochrome b/b6, C-terminal / Cytochrome b(C-terminal)/b6/petD / Cytochrome b/b6 C-terminal region profile. / Cytochrome b/b6, C-terminal domain superfamily / Cytochrome b/b6/petB / Rieske iron-sulphur protein, C-terminal / Cytochrome b/b6, N-terminal / Cytochrome b/b6-like domain superfamily / Cytochrome b/b6 N-terminal region profile. / Di-haem cytochrome, transmembrane / Rieske iron-sulphur protein / Cytochrome c-like domain / Cytochrome Bc1 Complex; Chain D, domain 2 / Rieske [2Fe-2S] domain / Rieske [2Fe-2S] iron-sulphur domain / Rieske [2Fe-2S] iron-sulfur domain profile. / Rieske [2Fe-2S] iron-sulphur domain superfamily / Cytochrome c family profile. / Cytochrome c-like domain / Cytochrome c-like domain superfamily / Twin arginine translocation (Tat) signal profile. / Twin-arginine translocation pathway, signal sequence / Single alpha-helices involved in coiled-coils or other helix-helix interfaces / Up-down Bundle / Orthogonal Bundle / Mainly Beta / Mainly Alpha 類似検索 - ドメイン・相同性
FE2/S2 (INORGANIC) CLUSTER / HEME C / PROTOPORPHYRIN IX CONTAINING FE / STIGMATELLIN A / Ubiquinol-cytochrome c reductase iron-sulfur subunit / Cytochrome b / Cytochrome c1 類似検索 - 構成要素
#232 - 2019年4月 タンパク質と生体鉱物 (Proteins and Biominerals) 類似性 (1)
#241 - 2020年1月 20年の分子を振り返って (Twenty Years of Molecules) 類似性 (1)
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集合体
登録構造単位
A: CYTOCHROME B B: CYTOCHROME C1, HEME PROTEIN C: UBIQUINOL-CYTOCHROME C REDUCTASE IRON-SULFUR SUBUNIT D: CYTOCHROME B E: CYTOCHROME C1, HEME PROTEIN F: UBIQUINOL-CYTOCHROME C REDUCTASE IRON-SULFUR SUBUNIT ヘテロ分子
PROTOPORPHYRIN IX CONTAINING FE (HEC): HEME C PROTOPORPHYRIN IX CONTAINING FE (HEM): HEME B
配列の詳細
NO C-TERMINAL DECA-HIS TAG IN THE DATABANK SEQUENCE. AMINO ACIDS 39-201(CHAINS B AND E) WERE ...NO C-TERMINAL DECA-HIS TAG IN THE DATABANK SEQUENCE. AMINO ACIDS 39-201(CHAINS B AND E) WERE DELETED IN THE MUTANT COMPARED TO THE WILD-TYPE SEQUENCE IN THE DATABASE. THE SEQUENCE BELOW IS THE ONE OF THE DELETION VARIANT. CHAIN, B, E. NUMBERING OF SUBUNIT CYT C1DELTAAC INCLUDES THE PREDICTED SIGNAL SEQUENCE (RESIDUES 1-24), BUT LACKS THE SEQUENCE FOR THE ACIDIC DOMAIN OF WILD-TYPE CYT C1 (RESIDUES 39-201 OF WILD-TYPE CYT C1).
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実験情報
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実験
実験
手法: X線回折 / 使用した結晶の数: 1
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試料調製
結晶
マシュー密度: 3.59 Å3/Da / 溶媒含有率: 66 % / 解説: NONE
結晶化
pH: 4.6 詳細: 100 MM SODIUM ACETATE, PH 4.6, 50 MM NACL, 30% 2-METHYL 2,4-PENTANDIOL (MPD)
解像度: 2.7→97.96 Å / Cor.coef. Fo:Fc: 0.926 / Cor.coef. Fo:Fc free: 0.886 / SU B: 11.368 / SU ML: 0.241 / 交差検証法: THROUGHOUT / ESU R: 0.629 / ESU R Free: 0.36 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD / 詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS.
Rfactor
反射数
%反射
Selection details
Rfree
0.29049
3535
5 %
RANDOM
Rwork
0.23766
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obs
0.24033
66493
94.34 %
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溶媒の処理
イオンプローブ半径: 0.8 Å / 減衰半径: 0.8 Å / VDWプローブ半径: 1.4 Å / 溶媒モデル: MASK