Recombinat Protein,Human Ephrin-A4 EFNA4 Protein, His Tag,Human Ephrin-A4, His Tag (EA4-H5229) is expressed from human 293 cells (H EK293). It contains AA Leu 26 - Gly 171 (Accession AAI07484).This protein carries a polyhistidine tag at the C-termin 1 * 100 µG