Calmodulin interacts with angiotensin-converting enzyme-2 (ACE2) and inhibits shedding of its ectodomain

Daniel W. Lambert, Nicola E. Clarke, Nigel M. Hooper, Anthony J. Turner

    Research output: Contribution to journalArticlepeer-review

    Abstract

    Angiotensin-converting enzyme-2 (ACE2) is a regulatory protein of the renin-angiotensin system (RAS) and a receptor for the causative agent of severe-acute respiratory syndrome (SARS), the SARS-coronavirus. We have previously shown that ACE2 can be shed from the cell surface in response to phorbol esters by a process involving TNF-α converting enzyme (TACE; ADAM17). In this study, we demonstrate that inhibitors of calmodulin also stimulate shedding of the ACE2 ectodomain, a process at least partially mediated by a metalloproteinase. We also show that calmodulin associates with ACE2 and that this interaction is decreased by calmodulin inhibitors. © 2007 Federation of European Biochemical Societies.
    Original languageEnglish
    Pages (from-to)385-390
    Number of pages5
    JournalFEBS Letters
    Volume582
    Issue number2
    DOIs
    Publication statusPublished - 23 Jan 2008

    Keywords

    • ACE
    • ACE2
    • Calmodulin
    • Collectrin
    • Shedding

    Research Beacons, Institutes and Platforms

    • Dementia@Manchester

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