Hypokalemic Periodic Paralysis, Type 2, also known as hokpp2, is related to hyperkalemic periodic paralysis and myotonia. An important gene associated with Hypokalemic Periodic Paralysis, Type 2 is SCN4A (Sodium Voltage-Gated Channel Alpha Subunit 4), and among its related pathways/superpathways are Neuroscience and L1CAM interactions. Affiliated tissues include skeletal muscle, and related phenotypes are hypokalemia and myopathy