Summary

Name PRKACB
Full Name cAMP-dependent protein kinase catalytic subunit beta
Synonyms PKA C-beta
Primary ID P22694
Links - -
Type protein
Relations 21
Inhibitors 3-(1-methyl-3-indolyl)-4-[1-[1-(2-pyridinylmethyl)-4-piperidinyl]-3-indolyl]pyrrole-2,5-dione; Ruboxistaurin
Function Mediates cAMP-dependent signaling triggered by receptor binding to GPCRs. PKA activation regulates diverse cellular processes such as cell proliferation, the cell cycle, differentiation and regulation of microtubule dynamics, chromatin condensation and decondensation, nuclear envelope disassembly and reassembly, as well as regulation of intracellular transport mechanisms and ion flux. Regulates the abundance of compartmentalized pools of its regulatory subunits through phosphorylation of PJA2 which binds and ubiquitinates these subunits, leading to their subsequent proteolysis (PubMed:12420224, PubMed:21423175). Phosphorylates GPKOW which regulates its ability to bind RNA (PubMed:21880142).

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Modifications Tables

Relations

Regulator Mechanism target score
+ down-regulates activity img/direct_inhibition.png phosphorylation TENT2 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png phosphorylation BAD 0.397
Publications: 3 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation GPKOW 0.31
Publications: 4 Organism: In Vitro,
+ up-regulates img/direct-activation.png phosphorylation MYBPC3 0.276
Publications: 4 Organism: Homo Sapiens
Tissue: Muscle
+ up-regulates img/direct-activation.png phosphorylation NGFR 0.605
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png phosphorylation PHKA2 0.302
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png binding PRKACB 0.889
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png binding PRKACB 0.888
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png chemical inhibition PRKACB 0.8
Publications: 1 Organism: In Vitro
+ down-regulates activity img/direct_inhibition.png binding PRKACB 0.875
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png binding PRKACB 0.856
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png phosphorylation PHKA1 0.303
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png chemical inhibition PRKACB 0.8
Publications: 1 Organism: In Vitro