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An oncogene related to src and thought to be important in brain development (fyn mutation inhibits positive turning responses to netrin) and function (fyn mutants seem to have defects in long-term potentiation). Also has a role in T-cell signalling in association with lck. It encodes a nonreceptor tyrosine kinase. See rak (fyn-related kinase).

Subjects: Chemistry — Medicine and Health.

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