Ready-to-use ELISA kits are available for the detection of KCASH1, an alias of the protein, potassium channel tetramerization domain containing 11. The official gene symbol is KCTD11. The protein has a mass of 25.9 kDa and length of 232 residues. It may be known by other names, including: REN/KCTD11, KCASH1, retinoic acid EGF NGF induced gene protein, RING-type E3 ubiquitin transferase subunit KCTD11, and BTB/POZ domain-containing protein KCTD11.