>tr|Q20880|Q20880_CAEEL Nematode cuticle collagen N-terminal domain-containing protein OS=Caenorhabditis elegans GN=col-121 MAVDVARLGARLICLVSALTVGFTLITFIHISSKIQKTENEIIGNQSAFKAKSQVIWAEL METGRSLRIPRSSYGTDEKKGVLHQCSQCTRLHCPQGPIGEEGSPGNDGQPGTPGKPGSP GLEGVDVDLEPQEELPCSICPAGPQGPRGAQGERGLPGNAGRKGKSGKSGHPGQPGGIGA SGAKGPTGTRGTPGMKGPPGDTIIAGEGIKGPPGLQGSQGPKGPPGNSGRSSNIRGPSGK PGQQGGIGGTGKFGKYGEQGGIGAPGEPGLPATYCPSDCGVNTILSQFGSRAQHPESING EDNGAPAANTEEYNSEERIESPAPPAPQPTTNQQQETVAAAASEQESFEESSYRSFFGH