a recombinant hyperactive human IL-3 variant; interleukin-3 receptor agonist; amino acid sequence in first source; consists of Interleukin-3 [14-125]- with the following substitutions: V14A, N181, T25H, Q29R, L32N, F37P, G42S, Q45M, N51R, R55T, ES9L, N62V, S67H
Source
Proc Natl Acad Sci U S A 1995 Apr 25;92(9):3779-83