92 Induces a hyperpolarization-activated chloride current when expressed in Xenopus oocytes. May have a functional role in muscle contraction. FXYD domain-containing ion transport regulator 1 Phospholemman PLM_CANFA FXYD1 MAPLHHILVLCVGFLTTATAEAPQEHDPFTYDYQSLRIGGLIIAGILFILGILIVLSRRCRCKFNQQQRTGEPDEEEGTFRSSIRRLSTRRR PLM