>5NQH_1|Chains A, B, C, D|Amyloid beta A4 precursor protein-binding family B member 1|Homo sapiens (9606) APKNELVQKFQVYYLGNVPVAKPVGVDVINGALESVLSSSSREQWTPSHVSVAPATLTILHQQTEAVLGECRVRFLSFLAVGRDVHTFAFIMAAGPASFCCHMFWCEPNAASLSEAVQAACMLRYQKCLDARSQHHHHHH