photosystem / assembly factor / membrane protein / PHOTOSYNTHESIS
機能・相同性
機能・相同性情報
plasma membrane-derived photosystem I / plasma membrane-derived thylakoid photosystem II / thylakoid lumen / photosystem II assembly / oxygen evolving activity / photosystem II / photosystem II reaction center / photosystem I reaction center / photosystem I / photosystem I ...plasma membrane-derived photosystem I / plasma membrane-derived thylakoid photosystem II / thylakoid lumen / photosystem II assembly / oxygen evolving activity / photosystem II / photosystem II reaction center / photosystem I reaction center / photosystem I / photosystem I / oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor / photosynthetic electron transport chain / photosynthetic electron transport in photosystem I / response to herbicide / photosystem II / chlorophyll binding / plasma membrane-derived thylakoid membrane / electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity / photosynthetic electron transport in photosystem II / photosynthesis / 4 iron, 4 sulfur cluster binding / electron transfer activity / oxidoreductase activity / iron ion binding / heme binding / magnesium ion binding / identical protein binding / metal ion binding / plasma membrane 類似検索 - 分子機能
Photosynthesis system II assembly factor Ycf48/Hcf136 / Photosynthesis system II assembly factor Ycf48/Hcf136-like domain / Photosynthesis system II assembly factor YCF48 / Photosystem I reaction center subunit PsaK / Photosystem I reaction centre subunit PsaK / Photosystem I PsaM, reaction centre superfamily / Photosystem I PsaM, reaction centre / Photosystem I protein M (PsaM) / Photosystem I reaction centre subunit PsaK superfamily / Photosystem I psaG and psaK proteins signature. ...Photosynthesis system II assembly factor Ycf48/Hcf136 / Photosynthesis system II assembly factor Ycf48/Hcf136-like domain / Photosynthesis system II assembly factor YCF48 / Photosystem I reaction center subunit PsaK / Photosystem I reaction centre subunit PsaK / Photosystem I PsaM, reaction centre superfamily / Photosystem I PsaM, reaction centre / Photosystem I protein M (PsaM) / Photosystem I reaction centre subunit PsaK superfamily / Photosystem I psaG and psaK proteins signature. / Photosystem I reaction center subunit V/PsaK / Photosystem I psaG / psaK / Photosystem I PsaL, reaction centre subunit XI / Photosystem I, reaction centre subunit XI / Photosystem I PsaL, reaction centre subunit XI superfamily / Photosystem I reaction centre subunit XI / Photosystem I reaction centre subunit VIII / Photosystem I reaction centre subunit VIII / Photosystem I reaction centre subunit VIII superfamily / Photosystem I PsaF, reaction centre subunit III / Photosystem I PsaF, reaction centre subunit III superfamily / Photosystem I reaction centre subunit III / Photosystem II PsbI / Photosystem II PsbI superfamily / Photosystem II reaction centre I protein (PSII 4.8 kDa protein) / Photosystem I PsaD / Photosystem I, reaction centre subunit PsaD superfamily / PsaD / Photosystem II D2 protein / Photosystem II cytochrome b559, conserved site / Photosystem II cytochrome b559, alpha subunit / Photosystem II cytochrome b559, beta subunit / Photosystem II cytochrome b559, N-terminal / Photosystem II cytochrome b559, alpha subunit, lumenal region / Photosystem II cytochrome b559, alpha subunit superfamily / Cytochrome b559, alpha (gene psbE) and beta (gene psbF)subunits / Lumenal portion of Cytochrome b559, alpha (gene psbE) subunit / Cytochrome b559 subunits heme-binding site signature. / Photosystem I PsaJ, reaction centre subunit IX / Photosystem I PsaJ, reaction centre subunit IX superfamily / Photosystem I reaction centre subunit IX / PsaJ / Photosystem I PsaE, reaction centre subunit IV / Photosystem I reaction centre subunit IV / PsaE / : / Photosystem I protein PsaC / Photosystem I PsaA / Photosystem I PsaB / Photosystem I PsaA/PsaB, conserved site / Photosystem I psaA and psaB proteins signature. / Photosystem I PsaA/PsaB / Photosystem I PsaA/PsaB superfamily / Photosystem I psaA/psaB protein / Photosystem II protein D1 / Electron transport accessory-like domain superfamily / Photosynthetic reaction centre, L/M / Photosystem II protein D1/D2 superfamily / Photosynthetic reaction centre protein / Photosynthetic reaction center proteins signature. / 4Fe-4S dicluster domain / 4Fe-4S ferredoxin, iron-sulphur binding, conserved site / 4Fe-4S ferredoxin-type iron-sulfur binding region signature. / 4Fe-4S ferredoxin-type iron-sulfur binding domain profile. / 4Fe-4S ferredoxin-type, iron-sulphur binding domain / WD40/YVTN repeat-like-containing domain superfamily 類似検索 - ドメイン・相同性
Cytochrome b559 subunit alpha / Cytochrome b559 subunit beta / Photosystem II D2 protein / Photosystem I reaction center subunit IV / Photosystem II protein D1 2 / Photosystem I reaction center subunit II / Photosystem I P700 chlorophyll a apoprotein A1 / Photosystem I P700 chlorophyll a apoprotein A2 / Photosystem I reaction center subunit III / Photosystem I iron-sulfur center ...Cytochrome b559 subunit alpha / Cytochrome b559 subunit beta / Photosystem II D2 protein / Photosystem I reaction center subunit IV / Photosystem II protein D1 2 / Photosystem I reaction center subunit II / Photosystem I P700 chlorophyll a apoprotein A1 / Photosystem I P700 chlorophyll a apoprotein A2 / Photosystem I reaction center subunit III / Photosystem I iron-sulfur center / Photosystem I reaction center subunit XI / Photosystem I reaction center subunit PsaK 1 / Photosystem I reaction center subunit XII / Photosystem II assembly lipoprotein Ycf48 / Photosystem II reaction center protein I / Photosystem I reaction center subunit IX / Photosystem I reaction center subunit VIII 類似検索 - 構成要素
Biotechnology and Biological Sciences Research Council (BBSRC)
BB/L003260/1
英国
Biotechnology and Biological Sciences Research Council (BBSRC)
BB/P00931X/1
英国
Biotechnology and Biological Sciences Research Council (BBSRC)
BB/P00931X/1
英国
European Research Council (ERC)
854126
European Union
Czech Science Foundation
19-29225X
チェコ
引用
ジャーナル: Nat Commun / 年: 2023 タイトル: The Ycf48 accessory factor occupies the site of the oxygen-evolving manganese cluster during photosystem II biogenesis. 著者: Ziyu Zhao / Irene Vercellino / Jana Knoppová / Roman Sobotka / James W Murray / Peter J Nixon / Leonid A Sazanov / Josef Komenda / 要旨: Robust oxygenic photosynthesis requires a suite of accessory factors to ensure efficient assembly and repair of the oxygen-evolving photosystem two (PSII) complex. The highly conserved Ycf48 assembly ...Robust oxygenic photosynthesis requires a suite of accessory factors to ensure efficient assembly and repair of the oxygen-evolving photosystem two (PSII) complex. The highly conserved Ycf48 assembly factor binds to the newly synthesized D1 reaction center polypeptide and promotes the initial steps of PSII assembly, but its binding site is unclear. Here we use cryo-electron microscopy to determine the structure of a cyanobacterial PSII D1/D2 reaction center assembly complex with Ycf48 attached. Ycf48, a 7-bladed beta propeller, binds to the amino-acid residues of D1 that ultimately ligate the water-oxidising MnCaO cluster, thereby preventing the premature binding of Mn and Ca ions and protecting the site from damage. Interactions with D2 help explain how Ycf48 promotes assembly of the D1/D2 complex. Overall, our work provides valuable insights into the early stages of PSII assembly and the structural changes that create the binding site for the MnCaO cluster.
タイプ: MAXIMUM LIKELIHOOD / ソフトウェア - 名称: RELION (ver. 3)
最終 角度割当
タイプ: MAXIMUM LIKELIHOOD / ソフトウェア - 名称: RELION (ver. 3)
最終 3次元分類
クラス数: 3 / 平均メンバー数/クラス: 80000 / ソフトウェア - 名称: RELION (ver. 3) 詳細: 80000 particles on average were in the two good classes, while the residual junk only contained c.a. 15000