Summary for DARPP-32 (NES ID: 142)

Full Name
Protein phosphatase 1 regulatory subunit 1B     UniProt    
Alternative Names
Protein phosphatase 1 regulatory subunit 1B   
Organism
Mus musculus (Mouse)    
Experimental Evidence for CRM1-mediated Export
Mutations That Affect Nuclear Export
Mutations That Affect CRM1 Binding
Unknown
Functional Export Signals
Undetermined
Secondary Structure of Export Signal
Unknown
Other Residues Important for Export
Unknown
Sequence
Show FASTA Format Show Domain Info by CDD Show Secondary Structure by PSIPRED Show Conservation Score by AL2CO
10 20 30 40 50 60
MDPKDRKKIQ FSVPAPPSQL DPRQVEMIRR RRPTPAMLFR VSEHSSPEEE ASPHQRTSGE
70 80 90 100 110 120
GHHPKSKRPN PCAYTPPSLK AVQHLQTISN LSENQASEEE DELGELRELG YPQEDDEEDE
130 140 150 160 170 180
DEEEDEEEDS QAEVLKGSRG TVGQKPTCGR GLEGPWERPP PLDEPQRDGN SEDQVEGRAT
190
LSEPGEEPQH PSPP
3D Structures in PDB
Not Available
Comments
DARPP32 is a prominent mediator of dopmaine signaling in the striatum. Stipanowich et al. showed that when in the nucleus, DARPP32, a potent inhibitor of protein phosphotase-1, can promote the phosphorylation of histone H3. DAPRR32 actively shuttles between the nucleus and the cytoplasm. The export is enhanced by phosphorylation of S97, which can be controlled by dopmain D1 receptor and cAMP.
References
[1]. "A phosphatase cascade by which rewarding stimuli control nucleosomal response."
Stipanovich A, Valjent E, Matamales M, Nishi A, Ahn JH, Maroteaux M, Bertran-Gonzalez J, Brami-Cherrier K, Enslen H, Corbille AG, Filhol O, Nairn AC, Greengard P, Herve D, Girault JA (2008) Nature, 453:879-84 PubMed
User Input
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