>2ROZ_1|Chain A|peptide from Amyloid beta A4 protein|null DAAVTPEERHLSKMQQNGYENPTYKFFEQMQN >2ROZ_2|Chain B|Amyloid beta A4 precursor protein-binding family B member 2|Mus musculus (10090) GSSGSSGPTPKTELVQKFRVQYLGMLPVDRPVGMDTLNSAIENLMTSSSKEDWPSVNMNVADATVTVISEKNEEEVLVECRVRFLSFMGVGKDVHTFAFIMDTGNQRFECHVFWCEPNAANVSEAVQAACSGPSSG