The substitution of alpha-lactalbumin for the B protein of lactose synthetase.
D000418:Albumins; D055598:Chemical Phenomena; D002621:Chemistry; D007785:Lactose / Q000096:biosynthesis*; D008025:Ligases / Q000378:metabolism*; D013053:Spectrophotometry; D014500:Uracil Nucleotides / Q000096:biosynthesis
D000418:Albumins; D014500:Uracil Nucleotides; D008025:Ligases; D007785:Lactose