同种型
Fusion - [FLT1 (fms-related tyrosine kinase 1, vascular endothelial growth factor receptor 1, VEGFR-1, VEGFR, FLT, FRT, vascular permeability factor receptor) domain 2 fragment (132-232) - KDR (kinase insert domain receptor, vascular endothelial growth factor receptor 2, VEGFR2, VEGF-R2, FLK1, CD309) domain 3 fragment (227-327) - FGFR1 (fibroblast growth factor receptor 1, FLT2, KAL2) domains 2 and 3 fragment (150-361)]2 - IGHG1 Fc (Fragment constant)