The packing interactions between the strands and helices are also dominated by hydrophobicity and the branched aliphatic residues valine, leucine, and isoleucine comprise about 40% of the total residues in the β-strands.
As interaccións de empaquetado entre as cadeas e as hélices están tamén dominadas pola hidrofobicidade e os residuos alifáticos ramificados valina, leucina, e isoleucina comprenden aproximadamente o 40% dos residuos totais das cadeas β..