CSF-1/PDGF receptor-type tyrosine-protein kinase receptor-type tyrosine-protein kinase FLT3 A CSF-1/PDGF receptor-type tyrosine-protein kinase that is a translation product of the human FLT3 gene or a 1:1 ortholog thereof. CD135 FLK-2 FLT-3 FLT3 Fms-like tyrosine kinase 3 STK-1 STK1 fetal liver kinase 2 stem cell tyrosine kinase 1 tyrosine-protein kinase FLT3 tyrosine-protein kinase receptor FLT3 tyrosine-protein kinase receptor flk-2