
Structural basis for the activation of the lipid scramblase TMEM16F
2022年11月5日 · TMEM16F is a dual ion channel and lipid scramblase that is involved in blood coagulation and cell fusion. Here, authors elucidate how the protein is activated by Ca2+ to accomplish...
Science子刊:揭示TMEM16F导致增强的T细胞激活 - 生物谷
2021年5月6日 · 相关研究结果近期发表在Science Signaling期刊上,论文标题为“TMEM16F mediates bystander TCR-CD3 membrane dissociation at the immunological synapse and potentiates T cell activation”。 这些新发现是在人们对T细胞激活、T细胞结合以及这些关键的免疫系统细胞在接种COVID-19疫苗后发挥的作用进行了越来越多的关注后得出的。 除了这项新的研究之外,关于T细胞激活和TCR生物学的主题在COVID-19大流行之后也吸引了公众的注意。 大 …
Structural heterogeneity of the ion and lipid channel TMEM16F
2024年1月2日 · In this study, we use atomic force microscopy under physiological conditions to reveal a range of structurally and mechanically diverse TMEM16F assemblies, characterized by variable inter-subunit...
TMEM16F phospholipid scramblase mediates trophoblast …
Here, we report that TMEM16F, a Ca 2+ -activated phospholipid scramblase (CaPLSase), plays an essential role in placental trophoblast fusion by translocating PS to cell surface independent of apoptosis.
TMEM16F activation by Ca2+ triggers plasma membrane expansion and ...
2019年1月24日 · TMEM16F is a Ca 2+ -gated ion channel that is required for Ca 2+ -activated phosphatidylserine exposure on the surface of many eukaryotic cells. TMEM16F is widely expressed and has roles in...
PNAS丨TMEM16F在tau相关神经退行性疾病中重要作用 - 腾讯网
2024年7月4日 · TMEM16F是一种钙激活的磷脂 scramblase 和非选择性离子通道,它能够促进磷脂在细胞膜上的双向移动。 尽管TMEM16F在多种细胞类型中的功能已被广泛研究,但它在中枢神经系统中的作用并不清晰。 作者旨在探究大脑中的TMEM16F如何可能参与神经退行性变,使用PS19小鼠模型,PS19鼠是指一种转基因小鼠模型,特别设计用于研究 tau 蛋白病(tauopathy),如阿尔茨海默病(Alzheimer's disease, AD)等神经退行性疾病。
Activation of TMEM16F lipid scramblase: transport of ions and lipids
2022年2月11日 · TMEM16F is a ubiquitously expressed bifunctional transmembrane protein for Ca2+-activated passive phospholipid scrambling and nonselective ion transduction. It plays important physiological roles in blood coagulation, bone …
TMEM16F与相关疾病的研究进展 - shjyyx.com
跨膜蛋白16F(TMEM16F)又称Anoctamin(ANO)6,是在多种细胞中表达的跨膜蛋白Anoctamin家族中的一员。 目前发现的TMEM16F的主要功能有:(1)钙离子(Ca 2+)依赖的氯离子(Cl -)通道,参与细胞容量调节 ;(2)Ca 2+ 调节的非选择性阳离子通道;(3)Ca 2+ 依赖的磷脂翻转活性,参与凝血、细胞凋亡和骨质钙化等多个生理过程。所以在以上功能的基础上, TMEM 16 F 基因的突变与一种罕见的遗传出血性疾病——Scott综合征密切相关。 同时,TMEM16F的缺 …
Critical Role of Lipid Scramblase TMEM16F in Phosphatidylserine ...
2020年1月28日 · TMEM16F-deficient mice exhibited compromised control of infection by Listeria monocytogenes associated with a greater sensitivity of neutrophils to the pore-forming Listeria toxin listeriolysin O (LLO). Thus, the lipid scramblase TMEM16F is critical for plasma membrane repair after injury by pore-forming agents.
The Groovy TMEM16 Family: Molecular Mechanisms of Lipid
2021年8月6日 · TMEM16F was the first paralog of the family associated with lipid scrambling, 8 as well as ion conductance 13, 18, 70, 71, 72 and is currently the most thoroughly characterized among mammalian TMEM16 scramblases.