Anti-OR4F21 antibodies are used in the immunodetection of the protein olfactory receptor family 4 subfamily F member 21. In humans, the canonical protein has a reported length of 312 amino acid residues and a mass of 35.1 kDa. Its subcellular localization is in the cell membrane. It is a member of the G-protein coupled receptor 1 protein family. Post-translational modifications have been described, including glycosylation. Synonyms for this target antigen include olfactory receptor 4F21 and olfactory receptor, family 4, subfamily F, member 21 pseudogene. Western Blot is a widely used application for the OR4F21 antibodies listed below. In addition, ELISA is also a common application.