单词 | globin |
释义 | globinn. Biochemistry. Any of various colourless basic polypeptides forming the protein component of haemoglobin, myoglobin, and related molecules. ΘΚΠ the world > life > the body > vascular system > blood > components of blood > blood corpuscle or plate > [noun] > red cells or corpuscles > haemoglobin > forms or parts of globulin1831 haematosin1834 haemato-crystallin1865 oxyhaemoglobin1869 methaemoglobin1870 globin1872 haematogen1890 methaemoglobulin1890 haemagglutinin1904 haem1925 hypertensinogen1941 angiotensinogen1958 1872 Jrnl. Anat. & Physiol. 6 453 A brownish-red substance, Methhæmoglobin, is produced, and also a colourless albuminous matter insoluble in water, which Preyer designates Globin. 1898 Jrnl. Chem. Soc. 74 i. 719 Nearly pure globin is obtained. This..must be distinguished from Preyer's ‘globin’ obtained from methæmoglobin. 1925 Jrnl. Physiol. 60 50 Haemoglobin is a conjugated protein consisting of globin and a non-protein part, containing pyrrol nuclei and iron, which we shall call haem. 1957 S. W. Fox & J. F. Foster Introd. Protein Chem. xviii. 348 The isoelectric points of the globins, which are very rich in histidine, are usually on the alkaline side of 7·0. 1970 R. W. McGilvery Biochemistry ii. 13 Each peptide chain of globin has a sequence of amino acids that makes certain three-dimensional arrangements more likely than others. 1998 R. Dawkins in Sceptic Summer 23/1 Human adult haemoglobin is actually a composite of four protein chains called globins, knotted around each other. This entry has been updated (OED Third Edition, September 2009; most recently modified version published online March 2022). < n.1872 |
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