>2KUP_1|Chain A|Fibroblast growth factor receptor substrate 3|Homo sapiens (9606)
GSSGSSGLNRDSVPDNHPTKFKVTNVDDEGVELGSGVMELTQSELVLHLHRREAVRWPYLCLRRYGYDSNLFSFESGRRCQTGQGIFAFKCSRAEEIFNLLQDLMQCNSINVMEEPVIITRNSHPAELDLPRAPQPPNALGYTVSS
>2KUP_2|Chain B|19-residue peptide from ALK tyrosine kinase receptor|null
LFRLRHFPCGNVNYGYQQQ