Eukaryotic nuclearproteins and viral proteins contain NLS, and the protamine is widely used as a natural NLS peptide.
NLS存在于真核细胞核蛋白及病毒蛋白中，鱼精蛋白是应用较为广泛的天然nl S类短肽。
2
The genomic DNA of eukaryotes together with positively charged histone proteins and other nuclearproteins comprises chromatin.
真核生物的基因组d NA连同带正电荷的组蛋白和其它核蛋白组成了染色质。
3
Moreover, the electrophoretic mobility shift assay analysis demonstrated that the HuH-7 nuclearproteins form a specific protein-DNA complex composed of LS2 motif.