A portion of amino acids 123-150 from the human protein was used as the immunogen for this PITX1 antibody.
PITX1 is a member of the RIEG/PITX homeobox family, which is in the bicoid class of homeodomain proteins. Members of this family are involved in organ development and left-right asymmetry. This protein acts as a transcriptional regulator involved in basal and hormone-regulated activity of prolactin.