Gating and Regulatory Mechanisms of TMEM16 Ion Channels and Scramblases

The transmembrane protein 16 (TMEM16) family consists of Ca2+-activated ion channels and Ca2+-activated phospholipid scramblases (CaPLSases) that passively flip-flop phospholipids between the two leaflets of the membrane bilayer. Owing to their diverse functions, TMEM16 proteins have been implicated...

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Autores principales: Son C. Le, Pengfei Liang, Augustus J. Lowry, Huanghe Yang
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Publicado: Frontiers Media S.A. 2021
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spelling oai:doaj.org-article:53cba41171754598a160f74ffca01b602021-11-19T07:41:54ZGating and Regulatory Mechanisms of TMEM16 Ion Channels and Scramblases1664-042X10.3389/fphys.2021.787773https://doaj.org/article/53cba41171754598a160f74ffca01b602021-11-01T00:00:00Zhttps://www.frontiersin.org/articles/10.3389/fphys.2021.787773/fullhttps://doaj.org/toc/1664-042XThe transmembrane protein 16 (TMEM16) family consists of Ca2+-activated ion channels and Ca2+-activated phospholipid scramblases (CaPLSases) that passively flip-flop phospholipids between the two leaflets of the membrane bilayer. Owing to their diverse functions, TMEM16 proteins have been implicated in various human diseases, including asthma, cancer, bleeding disorders, muscular dystrophy, arthritis, epilepsy, dystonia, ataxia, and viral infection. To understand TMEM16 proteins in health and disease, it is critical to decipher their molecular mechanisms of activation gating and regulation. Structural, biophysical, and computational characterizations over the past decade have greatly advanced the molecular understanding of TMEM16 proteins. In this review, we summarize major structural features of the TMEM16 proteins with a focus on regulatory mechanisms and gating.Son C. LePengfei LiangAugustus J. LowryHuanghe YangHuanghe YangFrontiers Media S.A.articleTMEM16AnoctaminCaCClipid scramblasephosphatidylserinePIP2PhysiologyQP1-981ENFrontiers in Physiology, Vol 12 (2021)
institution DOAJ
collection DOAJ
language EN
topic TMEM16
Anoctamin
CaCC
lipid scramblase
phosphatidylserine
PIP2
Physiology
QP1-981
spellingShingle TMEM16
Anoctamin
CaCC
lipid scramblase
phosphatidylserine
PIP2
Physiology
QP1-981
Son C. Le
Pengfei Liang
Augustus J. Lowry
Huanghe Yang
Huanghe Yang
Gating and Regulatory Mechanisms of TMEM16 Ion Channels and Scramblases
description The transmembrane protein 16 (TMEM16) family consists of Ca2+-activated ion channels and Ca2+-activated phospholipid scramblases (CaPLSases) that passively flip-flop phospholipids between the two leaflets of the membrane bilayer. Owing to their diverse functions, TMEM16 proteins have been implicated in various human diseases, including asthma, cancer, bleeding disorders, muscular dystrophy, arthritis, epilepsy, dystonia, ataxia, and viral infection. To understand TMEM16 proteins in health and disease, it is critical to decipher their molecular mechanisms of activation gating and regulation. Structural, biophysical, and computational characterizations over the past decade have greatly advanced the molecular understanding of TMEM16 proteins. In this review, we summarize major structural features of the TMEM16 proteins with a focus on regulatory mechanisms and gating.
format article
author Son C. Le
Pengfei Liang
Augustus J. Lowry
Huanghe Yang
Huanghe Yang
author_facet Son C. Le
Pengfei Liang
Augustus J. Lowry
Huanghe Yang
Huanghe Yang
author_sort Son C. Le
title Gating and Regulatory Mechanisms of TMEM16 Ion Channels and Scramblases
title_short Gating and Regulatory Mechanisms of TMEM16 Ion Channels and Scramblases
title_full Gating and Regulatory Mechanisms of TMEM16 Ion Channels and Scramblases
title_fullStr Gating and Regulatory Mechanisms of TMEM16 Ion Channels and Scramblases
title_full_unstemmed Gating and Regulatory Mechanisms of TMEM16 Ion Channels and Scramblases
title_sort gating and regulatory mechanisms of tmem16 ion channels and scramblases
publisher Frontiers Media S.A.
publishDate 2021
url https://doaj.org/article/53cba41171754598a160f74ffca01b60
work_keys_str_mv AT soncle gatingandregulatorymechanismsoftmem16ionchannelsandscramblases
AT pengfeiliang gatingandregulatorymechanismsoftmem16ionchannelsandscramblases
AT augustusjlowry gatingandregulatorymechanismsoftmem16ionchannelsandscramblases
AT huangheyang gatingandregulatorymechanismsoftmem16ionchannelsandscramblases
AT huangheyang gatingandregulatorymechanismsoftmem16ionchannelsandscramblases
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