InnateDB Protein
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IDBP-701679.2
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Last Modified
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2014-10-13 [Report errors or provide feedback]
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Gene Symbol
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PPP1R3B
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Protein Name
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Protein phosphatase 1 regulatory subunit 3B
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Synonyms
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Species
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Bos taurus
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Ensembl Protein
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ENSBTAP00000014032
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InnateDB Gene
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IDBG-648981 (PPP1R3B)
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Protein Structure
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Function |
Acts as a glycogen-targeting subunit for phosphatase PP1. Facilitates interaction of the PP1 with enzymes of the glycogen metabolism and regulates its activity. Suppresses the rate at which PP1 dephosphorylates (inactivates) glycogen phosphorylase and enhances the rate at which it activates glycogen synthase and therefore limits glycogen breakdown. Its activity is inhibited by PYGL, resulting in inhibition of the glycogen synthase and glycogen phosphorylase phosphatase activities of PP1. Dramatically increases basal and insulin-stimulated glycogen synthesis upon overexpression in hepatocytes (By similarity). {ECO:0000250}.
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Subcellular Localization |
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Disease Associations |
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Tissue Specificity |
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Comments |
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Number of Interactions
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This gene and/or its encoded proteins are associated with 0 experimentally validated interaction(s) in this database.
They are also associated with 4 interaction(s) predicted by orthology.
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Predicted by orthology |
Total |
4 [view]
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Molecular Function |
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Biological Process |
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Cellular Component |
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PDB ID |
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InterPro |
IPR005036
Putative phosphatase regulatory subunit
IPR017434
Protein phosphatase 1, glycogen targeting subunit, Metazoa
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PFAM |
PF03370
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PRINTS |
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PIRSF |
PIRSF038207
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SMART |
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TIGRFAMs |
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Modification |
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SwissProt |
A6QNP3
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PhosphoSite |
PhosphoSite-
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TrEMBL |
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UniProt Splice Variant |
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Entrez Gene |
514428
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UniGene |
Bt.59198
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RefSeq |
NP_001096717
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HUGO |
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OMIM |
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CCDS |
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HPRD |
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IMGT |
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EMBL |
BC148936
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GenPept |
AAI48937
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