POT1 and angiosarcoma: Overall, the alteration prevalence for these genes was low, where GID4 was altered in 3.6% (83/2332) of soft tissue sarcoma nos, POT1 in 6.3% (38/606) of angiosarcoma, and RAD51B in 3.6% (38/1055) of uterus leiomyosarcoma samples (Table S3).