在ASIC1 β11-12链接器中,氨酸替代物缓慢降低敏感度
Rutambhara Purohit1, Tyler Couch1, David M MacLean1
1Department of Pharmacology and Physiology, University of Rochester Medical Center.
bioRxiv : the preprint server for biology
|May 27, 2024
概括
将普罗林引入酸感应离子通道 (ASICs) 通过改变链接体构造,显著减缓了脱敏. 一个单个修改的子单元可以使整个三聚体通道变得不敏感.
科学领域:
- 神经科学是一个神经科学.
- 分子生物学分子生物学
- 生物物理学的生物物理.
背景情况:
- 脱敏是联结离子通道的关键特征,包括酸感应离子通道 (ASIC).
- 在持续的细胞外酸化后,ASIC脱敏发生在几秒钟内.
- 这个过程涉及到一个形状的变化,或形状的变化.
- 翻转翻转翻转翻转翻转翻转翻转翻转
- ,来自细胞外域的β11-12链接器的β11-12链接器.
- 在上升的方向上.
- 一个到一个到一个.
- 往下向下,向下,向下.
- 国家. 状态.
结论:
- ASIC 脱敏涉及 β11-12 链接器的不寻常的 cis-trans 异构化机制.
- 一个单个修改的子单元足以在整个三元体ASIC通道中诱导脱敏.
- 氨酸替代品有潜力作为研究工具来研究ASIC脱敏动力学.
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