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Metabolic Regulation Through Acetylation Covalent modification of lysine residues in various proteins in the nucleus is a… Expand Cyclic nucleotide phosphodiesterases (PDEs) are enzymes that regulate the cellular levels of the second messengers, cAMP and cGMP… Expand The Sp/KLF family contains at least twenty identified members which include Sp1‐4 and numerous krüppel‐like factors. Members of… Expand The process by which extracellular signals are relayed from the plasma membrane to specific intracellular sites is an essential… Expand Sphingolipide have been implicated in the regulation of cell growth, differentiation, and programmed cell death. The current… Expand The iron storage protein, ferritin, plays a key role in iron metabolism. Its ability to sequester the element gives ferritin the… Expand Complex brain functions, such as learning and memory, are believed to involve changes in the efficiency of communication between… Expand The tumour promoter okadaic acid is a potent and specific inhibitor of protein phosphatases 1 and 2A. Here we review recent… Expand Protein kinase C is now known to be a large family of proteins, with multiple subspecies that have subtle individual… Expand The role of calcium ions (Ca2+) in cell function is beginning to be unraveled at the molecular level as a result of recent… Expand