Search results
Results From The WOW.Com Content Network
Protein phosphatase 2 (PP2), also known as PP2A, is an enzyme that in humans is encoded by the PPP2CA gene. [ 2 ] [ 3 ] The PP2A heterotrimeric protein phosphatase is ubiquitously expressed, accounting for a large fraction of phosphatase activity in eukaryotic cells. [ 4 ]
Mechanisms for their modes of activation are unknown and more research is needed to explore and identify new CAPP activators. I 1 PP2A and I 2 PP2A inhibit all possible forms of CAPP by associating with the catalytic subunit using their C-terminal domains (Li, Makkinje, & Damuni, 1996). Both inhibitors are potent and non-competitive (Li et al ...
Protein phosphatase 2 is one of the four major Ser/Thr phosphatases, and it is implicated in the negative control of cell growth and division. It consists of a common heteromeric core enzyme, which is composed of a catalytic subunit and a constant regulatory subunit, that associates with a variety of regulatory subunits.
Protein phosphatase 2A (PP2A) is a major intracellular protein phosphatase that regulates multiple aspects of cell growth and metabolism.Phosphorylation enables the activation or The ability of this widely distributed heterotrimeric enzyme to act on a diverse array of substrates is largely controlled by the nature of its regulatory B subunit.
[10] [11] Two notable protein phosphatases are PP2A and PP2B. PP2A is involved in multiple regulatory processes, such as DNA replication, metabolism, transcription, and development. PP2B, also called calcineurin, is involved in the proliferation of T cells; because of this, it is the target of some drugs that seek to suppress the immune system. [9]
Serine/threonine-protein phosphatase 2A regulatory subunit B'' subunit alpha is an enzyme that in humans is encoded by the PPP2R3A gene. [5] [6] Protein phosphatase 2 (formerly named type 2A) is one of the four major Ser/Thr phosphatases and is implicated in the negative control of cell growth and division.
A unique feature of meiosis in female mammals, not seen in other cell types, is the characteristic prolonged arrest during the prophase stage of meiosis I. [8] Specifically in oocytes, DNA double-strand breaks can be repaired during meiosis I by a mechanism involving microtubule-dependent recruitment from spindle pole to chromosomes of a protein complex composed of CIP2A (the protein encoded ...
Serine/threonine-protein phosphatase 2A regulatory subunit B is an enzyme that in humans is encoded by the PPP2R4 gene. [5] [6]Protein phosphatase 2A is one of the four major Ser/Thr phosphatases and is implicated in the negative control of cell growth and division.