ITEM#: 3042-AMAB90905100UL
MFR#: AMAB90905-100UL
Cluster of differentiation 40 (CD40) is a type I transmembrane glycoprotein. It has a molecular weight of about 40-50kDa and is made of 277 amino acids. The CD40 gene is mapped to human chromosome 20q11-13 and has nine exons.