1.1.1.62 17beta-estradiol 17-dehydrogenase breast epithelium low level 762074 2.1.1.6 catechol O-methyltransferase breast epithelium - 702405 2.4.1.155 alpha-1,6-mannosyl-glycoprotein 6-beta-N-acetylglucosaminyltransferase breast epithelium - 693867 3.4.21.B42 hippostasin breast epithelium expression revealed by immunohistochemistry 667873