Provided below are ELISA kits targeting gap junction protein delta 3, a human protein encoded by GJD3. This protein is 294 amino acids long, with a mass of 31.9 kDa, and is a member of the Connexin family, Delta-type subfamily. 2 isoforms have been identified. This is reported to be a membrane protein. Other alias names for this protein include: gap junction delta-3 protein, connexin-31.9, gap junction alpha-11 protein, gap junction chi-1 protein, CX31.9, Cx30.2, and GJA11.