Words before self-defense

• Participate in the cast of
• Form the cast of
• Get a cast credit for
• Join the cast of, as a play
• Muscle protein
• Words before good faith
• Be a cast member of

WordNet Word definitions in WordNet
n. one of the proteins into which actomyosin can be split; can exist in either a globular or a fibrous form

Wikipedia Word definitions in Wikipedia
Actin is a family of globular multi-functional proteins that form microfilaments . It is found in essentially all eukaryotic cells (the only known exception being nematode sperm), where it may be present at concentrations of over 100 μM . An actin protein's ...

Wiktionary Word definitions in Wiktionary
n. 1 (context protein uncountable English) A globular structural protein that polymerizes in a helical fashion to form an actin filament (or microfilament). 2 (context protein countable English) One of the six isoforms of actin.