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About the banner image: FOXP2 and DNA
This is a detail from the crystal structure of the forkhead domain of human FOXP2 (the green and pink coils) bound to a strand of DNA (the balls and sticks). FOXP2 is a transcription factor that is involved in the development of cognitive function, oro-facial motor skills and language processing.
Stroud JC, Wu Y, Bates DL, Han A, Nowick K, Paabo S, Tong H, Chen L:
Structure of the forkhead domain of FOXP2 bound to DNA.
Structure; 2006 Jan; 14(1):159-66. [PubMed]