Motor protein. (n.d.). In YourDictionary. Retrieved from https://www.yourdictionary.com/motor-protein
(countable and uncountable, plural motor proteins)
(biochemistry) Any of a class of proteins that are able to move on a suitable substrate, being powered by the hydrolysis of ATP and are involved in the conversion of chemical energy into mechanicalwork.
English Wiktionary. Available under CC-BY-SA license.