8z5m

Structural highlights

Disease

KPB1_HUMAN Glycogen storage disease due to muscle phosphorylase kinase deficiency. The disease is caused by variants affecting the gene represented in this entry.

Function

KPB1_HUMAN Phosphorylase b kinase catalyzes the phosphorylation of serine in certain substrates, including troponin I. The alpha chain may bind calmodulin.