Angiotensin converting enzyme is known as '''ACE'''. It is a membrane bound '''metalloproteinase''' and converts Angiotensin 1 to Angiotensin 2.
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* Membrane bound metalloproteinase
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[[Image:angiotensin.png|right|thumb|250px|Fvasconcellos 2006, Spacefilling models of angiotensin I (left) and angiotensin II (right).]]
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* Converts Angiotensin 1 to Angiotensin 2
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* Very important in the [[Renin Angiotensin Aldosterone System|Renin Angiotensin Aldosterone System (RAAS)]]
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* Predominantly expressed on epithelial cell membranes in the pulmonary ciculation
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* The site of action of the group of drugs - ACE inhibitors
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It is very important in the [[Renin Angiotensin Aldosterone System|Renin Angiotensin Aldosterone System (RAAS)]]. ACE is predominantly expressed on epithelial cell membranes in the pulmonary circulation and this is therefore, the site of action of the ACE inhibitor drugs.