>4LN2_1|Chain A|Sorbin and SH3 domain-containing protein 1|Homo sapiens (9606) QHMVLEYGEAIAKFNFNGDTQVEMSFRKGERITLLRQVDENWYEGRIPGTSRQGIFPITYVDVIKRPL >4LN2_2|Chain B|proline rich peptide|Homo sapiens (9606) ELAPPKPPLPE