Definition of "forkhead" [forkhead]

• An arrow with a barbed tip. (noun)
• A sequence of amino acids that forms a motif, in FOX proteins, that binds to DNA (noun)

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• "When the proteins, called forkhead box transcription factors, were removed in young mice, oxidative stress increased and bone weakness developed."
• "The FOXA1 marker, also known as forkhead box A1, is a gene known to cause breast cancer."
• "The protein that is encoded by this gene is of a class called 'forkhead transcription factors', which act to control the expression of other genes."