Highly basic (arginine rich) protein that replaces histone in sperm heads, enabling DNA to pack in an extremely compacted form, for example clupein, iridin (4K).

See: transition proteins.

This entry appears with permission from the Dictionary of Cell and Molecular Biology

(11 Mar 2008)

protalbumose, ProTalk, protamin, protaminase < Prev | Next > protamine kinase, protamines, protamine sulfate

Bookmark with: icon icon icon icon iconword visualiser Go and visit our forums Community Forums