Nucleoplasmins

**Definition:** A family of histone molecular chaperones that play roles in sperm CHROMATIN decondensation and CHROMATIN ASSEMBLY in fertilized eggs. They were originally discovered in XENOPUS egg extracts as histone-binding factors that mediate nucleosome formation in vitro.

**Tree numbers:** - D12.776.580.219.500

**Synonyms:** - Nucleoplasmin