GPLGSSQNDWKCSHNQAKKRVVFADSKGLSLTAIHVFSDLPEEPAWDLQFDLLDLNDISSALKHHEEKNLILDFPQPSTDYLSFRSHFQKNFVCLENCSLQERTVTGTVKVKNVSFEKKVQIRITFDSWKNYTDVDCVYMKNVYGGTDSDTFSFAIDLPPVIPTEQKIEFCISYHANGQVFWDNNDGQNYRIVHVQWKPD
Acts as a glycogen-targeting subunit for PP1 and regulates its activity.