Day 71 (3q13.11-3q13.2): bobby sox

Day 71 has 25 protein-coding genes (browser view), including BBX (bobby sox homolog, Drosophila.)

BBX is a transcription factor that turns genes on and off during development of the nervous system. Its name comes from the fact that it is a member of the Sox family of proteins. Sox genes, in turn, are named for the portion (“box”) of their sequence that makes them similar to each other: the “SRY-related box”. SRY, a sex-determining gene, was the first member of the family discovered.

Click here to see all 8621546 letters of Day 71, with BBX underlined.

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