http://cancergrace.org/wp-content/uploads/2007/03/aurora-kinase-intro-pictures.jpg Day 338 has 40 protein-coding genes (browser view) including AURKA (aurora A kinase).
The aurora kinase genes were discovered in frog eggs, and are important to cell division, making them attractive cancer drug targets. They are named for the smear of colors seen under the microscope in cytogenetic studies when dyed chromosomes divide improperly.
Click here to see all 8055521 letters of Day 338