Background Probably the most abundant family of insect cuticular proteins, the CPR family, is recognized by the R&R Consensus, a domain of about 64 amino acids that binds to chitin and is present throughout arthropods. evolving at twice the rate of the RR-2 variant and is structurally more labile. In contrast, the regions flanking the… Continue reading Background Probably the most abundant family of insect cuticular proteins, the