Predicted to enable fibroblast growth factor receptor binding activity; identical protein binding activity; and transmembrane receptor protein tyrosine kinase adaptor activity. Predicted to be involved in fibroblast growth factor receptor signaling pathway. Predicted to be located in plasma membrane. Predicted to be active in cytoplasm. Orthologous to human FRS3 (fibroblast growth factor receptor substrate 3). [provided by Alliance of Genome Resources, Apr 2022]