Cryo-EM structure of a tri-heme cytochrome-associated RC-LH1 complex from a marine photoheterotrophic bacterium, purified with magnesium-free solutions.

Cryo-EM structure of a tri-heme cytochrome-associated RC-LH1 complex from a marine photoheterotrophic bacterium, purified with magnesium-free solutions. Descriptor: (21R,24R,27S)-24,27,28-trihydroxy-18,24-dioxo-19,23,25-trioxa-24lambda~5~-phosphaoctacosan-21-yl (9Z)-octadec-9-enoate, (4~{E},16~{E},26~{E})-2-methoxy-2,6,10,14,19,23,27,31-octamethyl-dotriaconta-4,6,8,10,12,14,16,18,20,22,26,30-dodecaen-3-one, Antenna pigment protein alpha chain, ... Authors: Chen, J.H, Zheng, Q, Zhang, X. Deposit date: 2024-04-03 Release date: 2025-04-02 Last modified: 2025-06-25 Method: ELECTRON MICROSCOPY (2.7 Å) Cite: Cryo-EM Analysis of a Tri-Heme Cytochrome-Associated RC-LH1 Complex from the Marine Photoheterotrophic Bacterium Dinoroseobacter Shibae. Adv Sci, 12, 2025源自海洋光合异养细菌的三血红素细胞色素结合型反应中心-捕光复合物1（RC-LH1）的冷冻电镜（Cryo-EM）结构，该复合物通过无镁溶液纯化制备。组分描述：(21R,24R,27S)-24,27,28-三羟基-18,24-二氧代-19,23,25-三氧杂-24λ⁵-磷杂二十八烷-21-基 (9Z)-十八碳-9-烯酸酯、(4E,16E,26E)-2-甲氧基-2,6,10,14,19,23,27,31-八甲基-三十二碳-4,6,8,10,12,14,16,18,20,22,26,30-十二烯-3-酮、天线色素蛋白α链……作者：Chen, J.H、Zheng, Q、Zhang, X。入库日期：2024-04-03；发布日期：2025-04-02；最后修订日期：2025-06-25。检测方法：电子显微镜（分辨率2.7埃）。引用文献：《源自海洋光合异养细菌迪诺玫瑰杆菌（Dinoroseobacter shibae）的三血红素细胞色素结合型RC-LH1复合物的冷冻电镜分析》，《先进科学》（Adv Sci），第12卷，2025年。