>1RLP_1|Chain A[auth C]|C-SRC TYROSINE KINASE SH3 DOMAIN|Gallus gallus (9031) GALAGGVTTFVALYDYESRTETDLSFKKGERLQIVNNTEGDWWLAHSLTTGQTGYIPSNYVAPS >1RLP_2|Chain B[auth R]|PROLINE-RICH LIGAND RLP2 (RALPPLPRY)| RALPPLPRY