Submitted by György Chityil ... on Sat, 01/20/2018 - 01:15 Hierarchy: NounDescription: {{protein}} Any of a family of muscle proteins that regulate the interaction of actin and myosinNgram: tropomyosinNgram Text: tropomyosinSource: WiktionaryIssue: 0Wiktionary tag: proteinNgram Count: 1