Amphipathic color scheme

Backbone
Polar, Charged sidechains
Hydrophobic sidechains

"Amino" color scheme:

Asp Glu Lys Arg Phe Tyr Gly Ala His Cys Met Ser Thr Asn Gln Leu Val Ile Trp Pro

Four bases of DNA:

A zure
T weety bird
G reen
C armine
Backbone