Provided below are ELISA kits targeting RNA binding region (RNP1, RRM) containing 3, a human protein encoded by RNPC3. This protein is 517 amino acids long with a reported mass of 58.6 kDa. 2 isoforms have been identified. This is reported to be a nuclear protein. There is a noted implication in Growth hormone deficiency, isolated, 5. Other alias names for this protein include: RNA-binding region-containing protein 3, RNA-binding motif protein 40, RNA-binding protein 40, U11/U12 small nuclear ribonucleoprotein 65 kDa protein, U11/U12 snRNP 65K, U11/U12-65K, and IGHD5.