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Identification by peptide analysis of the spectrin-binding protein in human erythrocytes

Journal Article · · J. Biol. Chem.; (United States)
OSTI ID:7008159
One-dimensional and two-dimensional peptide-mapping techniques are used to identify the protein which gives rise to the 72,000 dalton ..cap alpha..-chymotryptic fragment previously shown to be the membrane attachment site for spectrin. Limited proteolysis of erythrocyte membranes is shown to generate Band 3', another polypeptide which has been associated with spectrin-binding activity. It is concluded that Band 2.1 and possibly some or all of the other, related polypeptides which electrophorese in the 2 region is (are) the spectrin-binding protein(s) of the human erythrocyte.
Research Organization:
Harvard Univ., Cambridge, MA
DOE Contract Number:
AC02-76EV02423
OSTI ID:
7008159
Journal Information:
J. Biol. Chem.; (United States), Journal Name: J. Biol. Chem.; (United States) Vol. 254:7; ISSN JBCHA
Country of Publication:
United States
Language:
English