Function
Nematode cuticles are composed largely of collagen-like proteins. The cuticle functions both as an exoskeleton and as a barrier to protect the worm from its environment. This is a collagen critical for organismal morphogenesis. Mutations in sqt-1 can lengthen, shorten, or helically twist the entire animal.
Sequence
MSVKLACYVTASVTVATLMVCFMTMSTIYSEVDGFREKLDTEMNVFRQSTNGLWKDIVVIGRSSKRVRRQYEETNATPTPHADGSPSAPPGQPPAVPPVFNQPKTPNGANGNGPTCNCNADNKCPAGPSGPKGVPGVPGLDGVPGLDGVPGVGADDIAPQRESVGCFTCPQGPVGPPGALGRPGPRGLPGPRGQNGNPGRDGQPGHPGEQGSSGQIGKIGEPGPPGEKGRDAEHPIGRPGPKGPRGDQGPTGPAGQNGLHGPPGEPGTVGPEGPSGKQGRQGPDGTQGETGPDGRPGKDAEYCQCPDKSPPSEAVNANRGYRNI