the binding to dna-cellulose of histones h2a , h2b , h3 , and h4 , which have had the first 20 to 30 amino acid residues removed from their nh2 termini , is indistinguishable from the binding to dna-cellulose of the same intact histones , as judged by their salt elution profile .
C1148673
binding
C0086411
h2b