| 单词 | β-lactoglobulin |
| 释义 | > as lemmasβ-lactoglobulin 2. (Usually β-lactoglobulin.) A protein or mixture of closely similar proteins occurring in the lactalbumin fraction of milk, insoluble near the isoelectric point in the absence of salt and having a molecular weight of about 40,000. ΚΠ 1936 Biochem. Jrnl. 30 968 This investigation shows that the lactoglobulin prepared according to the method of Palmer from the lactalbumin fraction of cow's milk is a monodisperse protein. 1945 Jrnl. Amer. Chem. Soc. 67 1531/2 β-Lactoglobulin consists of 370 amino acid residues with 366 peptide bonds, arranged in 4 sub-units (polypeptide chains). 1948 New Biol. 4 133 The typical milk proteins, casein, lactalbumin and lactoglobulin, are believed to be mainly products of the serum globulin of the blood. 1955 Nature 30 July 218/2 Individual cows produce either a mixture of two electrophoretically distinct β-lactoglobulins or only one or the other of these. 1955 Nature 30 July 219/2 β1-Lactoglobulin forms rectangular plates indistinguishable from the well-known crystals hitherto prepared from mixed milk..whereas β2-lactoglobulin forms diamond-shaped plates. 1961 Biochimica et Biophysica Acta 49 591 In cow's milk β-lactoglobulin constitutes approx. half of the whey proteins and 7–12% of the total proteins. < as lemmas |
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