Automated description from the Alliance of Genome Resources (Release 7.1.0)
Enables transmembrane transporter binding activity. Involved in negative regulation of calcium ion transmembrane transport and negative regulation of calcium ion-dependent exocytosis. Located in plasma membrane and secretory granule. Colocalizes with growth cone. Is expressed in nervous system. Orthologous to human CBARP (CACN subunit beta associated regulatory protein).