Anti-MBD3L2B antibodies are used in the immunodetection of the protein methyl-CpG binding domain protein 3 like 2B. In humans, the canonical protein has a reported length of 204 amino acid residues and a mass of 22.7 kDa. A member of the MBD3L protein family, MBD3L2B is known to be involved with the regulation of transcription.