Ready-to-use ELISA kits are available for the detection of C1orf66, an alias of the protein, ribosomal RNA adenine dimethylase domain containing 1. The official gene symbol is RRNAD1. The protein, with a mass of 53 kDa and length of 475 residues, is reported to be membrane-associated. It is a member of the RRNAD1 family and may be known by other names, including: CGI-41, C1orf66, ribosomal RNA adenine dimethylase domain-containing protein 1, and protein RRNAD1.