>2oei_B mol:protein length:9 poly-proline peptide PPPPPPLPP >2oei_B mol:protein length:9 poly-proline peptide PPPPPPLPP >2oei_A mol:protein length:38 Amyloid beta A4 protein-binding family B member 1 GSDLPAGWMRVQDTSGTYYWHIPTGTTQWEPPGRASPS