BETA-1,4-GALACTOSYLTRANSFERASE 4 (EC 2.4.1.-) (BETA-1,4-GALTASE 4) (BETA4GAL-T4) (B4GAL-T4) (UDP-GALACTOSE:BETA-N-ACETYLGLUCOSAMINE BETA- 1,4-GALACTOSYLTRANSFERASE 4) (UDP-GAL:BETA-GLCNAC BETA-1,4- GALACTOSYLTRANSFERASE 4) [INCLUDES: N-ACETYLLACTOSAMINE SYNTHASE (EC 2.4.1.90) (NAL SYNTHETASE); BETA-N-ACETYLGLUCOSAMINYL-GLYCOLIPID BETA-1,4-GALACTOSYLTRANSFERASE (EC 2.4.1.-)]. [Source:SWISSPROT;Acc:O60513]