SRSF1 and cancer: The detected transcript sets originate from 9 RBPs, among which FXR1, SRSF1, and U2AF2 associate with the most diverse ATR event types (SE, A3SS, A5SS for all three RBPs, and RI for FXR1 additionally), followed by AQR and HNRNPC through two event types (Additional file 1: Table S6), many of which have previously reported implications in cancer (e.g., [67, 68]).