NLSs direct nuclear proteins to the nucleus The nuclear proteins are selective traffic across the nuclear envelope from the cytoplasm to the nucleus . The nlss include histones, DNA polymerases, RNA polymerases, transcription factors, splicing factors transport through NPCNLSs direct nuclear proteins to the nucleus ❖The nuclear proteins are selective traffic across the nuclear envelope from the cytoplasm to the nucleus ❖The NLSs include histones, DNA polymerases, RNA polymerases, transcription factors, splicing factors transport through NPC