A protein modification is critical for maintaining ER homeostasis

When improperly folded proteins build up in the endoplasmic reticulum (ER), cells become stressed and conditions such as type ...
Nature

Microbial iron metabolism: hemes, homeostasis and iron proteins

Iron is essential to virtually all living organisms but can be toxic when present in excess. In the cell, iron is mainly found in metalloproteins in one of three forms: as mono-/di-nuclear ions, in ...