Staphylococcus aureus hibernation-promoting factor (SaHPF) is a 22. 2 kDa translation factor which under stress conditions (under amino acid starvation or antibiotic pressure) binds with the ribosome and inactivates it. thereby ensuring cell survival under stress. There are many problems with crystallization of this protein which still remain unsolved. https://allfixelectricales.shop/product-category/phone-adaptor/