>sp|Q00871|CTRB1_PENVA Chymotrypsin BI OS=Penaeus vannamei
MIGKLSLLLVCVAVASGNPAAGKPWHWKSPKPLVDPRIHVNATPRIVGGVEATPHSWPHQ
AALFIDDMYFCGGSLISSEWVLTAAHCMDGAGFVEVVLGAHNIRQNEASQVSITSTDFFT
HENWNSWLLTNDIALIRLPSPVSLNSNIKTVKLPSSDVSVGTTVTPTGWGRPSDSASGIS
DVLRQVNVPVMTNADCDSVYGIVGDGVVCIDGTGGKSTCNGDSGGPLNLNGMTYGITSFG
SSAGCEKGYPAAFTRVYYYLDWIQQKTGVTP