Difference between revisions of "Actin"
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| − | '''Actin''' is a [[helical]] [[protein]] that forms [[microfilament|microfilaments]]. It is an essential element of the [[cytoskeleton]] of a [[biological cell]]. | + | '''Actin''' is a [[helical]] [[protein]] that forms [[microfilament|microfilaments]]. It is an essential element of the [[cytoskeleton]] of a [[biological cell]]. Actin binds GTP, allowing the filaments to extend and contract rapidly, with a force of up to 200 piconewtons. |
[[Category:Biology]] | [[Category:Biology]] | ||
Revision as of 17:57, July 27, 2008
Actin is a helical protein that forms microfilaments. It is an essential element of the cytoskeleton of a biological cell. Actin binds GTP, allowing the filaments to extend and contract rapidly, with a force of up to 200 piconewtons.