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Definition 2024


actin

actin

See also: actin' and actin-

English

Noun

actin (countable and uncountable, plural actins)

  1. (biochemistry, uncountable) A globular structural protein that polymerizes in a helical fashion to form an actin filament (or microfilament).
  2. (biochemistry, countable) One of the six isoforms of actin.

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