Erratum to: Curr Genet DOI 10.1007/s00294-017-0734-3

In the original publication, article title was incorrectly published as ‘Perspective of ions and messengers: an intricate link between potassium, glutamate, and cyclic di-AMP’. The correct title should read as ‘Of ions and messengers: an intricate link between potassium, glutamate, and cyclic di-AMP’.