EFNA3 Human Recombinant produced in E.Coli is a single,non-glycosylated polypeptide chain containing 217 amino acids (23-214 a.a) andhaving a molecular mass of 24kDa. EFNA3 is fused to a 25 amino acid His-tag at N-terminus& purified by proprietary chromatographic techniques. Purity >90% as determined by SDS-PAGE.