>sp|P01038|CYT_CHICK Cystatin OS=Gallus gallus
MAGARGCVVLLAAALMLVGAVLGSEDRSRLLGAPVPVDENDEGLQRALQFAMAEYNRASN
DKYSSRVVRVISAKRQLVSGIKYILQVEIGRTTCPKSSGDLQSCEFHDEPEMAKYTTCTF
VVYSIPWLNQIKLLESKCQ