Calpain

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* '''CAP8''' and '''CAP9''' are involved in the mucosal defense against stress-induced gastropathies.<br />
* '''CAP8''' and '''CAP9''' are involved in the mucosal defense against stress-induced gastropathies.<br />
* '''CAP9''' has been identified as the tumor suppressor for gastric cancer.<br />
* '''CAP9''' has been identified as the tumor suppressor for gastric cancer.<br />
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* '''CAP13''' is expressed in testis and lungs.
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* '''CAP13''' is expressed in testis and lungs.
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==Disease==
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CAP3 defects lead to a certain muscular dystrophy. Defective CAPs have a role in neurodegeneration.
== Structural highlights ==
== Structural highlights ==
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CAP is a heterodimer containing a small 28kDa regulatory subunit which is identical for all CAPs and a large 80kDa catalytic subunit.
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CAP is a heterodimer containing a small 28kDa regulatory subunit which is identical for all CAPs and a large 80kDa catalytic subunit. CAP undergoes conformational change upon binding of Ca+2 ions resulting in closing of its active site cleft and activation.
</StructureSection>
</StructureSection>

Revision as of 11:58, 16 November 2015

Human calpain1 large subunit complex with inhibitor and Ca+2 ions (green) (PDB entry 1zcm)

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3D structures of calpain

Updated on 16-November-2015

Proteopedia Page Contributors and Editors (what is this?)

Michal Harel, Alexander Berchansky

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