Specificity: Reacts with the NH2-terminus of unique NH2-terminal Ig loop of FGFr1. Epitope is within the sequence between glu30 and ala74 of FGFr1a. Reacts with human, rat, and mouse receptor. Other species untested.
Immunogen: Recombinant human ectodomain of FGFr1a expressed in E. coli beginning with pro23; antigen contained NH2-terminal gly-ser-pro-gly-ile and C-terminal glu-phe sequences.