ID 2.4.1.39 DE Steroid N-acetylglucosaminyltransferase. AN Sucrose-glucan glucosyltransferase. CA UDP-N-acetyl-D-glucosamine + estradiol-17-alpha 3-D-glucuronoside = UDP + CA 17-alpha-(N-acetyl-D-glucosaminyl)-estradiol 3-D-glucuronoside. //