. "left-right determination factor 2 (LEFTY2) [hgnc:3122]" . . . "left-right determination factor 2 (LEFTY2)" . "hgnc:3122" . "LEFTY2" . "http://www.genenames.org/data/hgnc_data.php?hgnc_id=HGNC:3122" . . . "left-right determination factor 2" . "Approved" . "gene with protein product" . . "1998-01-20" . "2008-07-18" . . "Standard" . . . . . . . . "U81523" . . "2004-11-17" . "TGFB4, EBAF" . "'endometrial bleeding associated factor (left-right determination, factor A; transforming growth factor beta superfamily)'" . "2004-11-17" . "'transforming growth factor, beta-4 (endometrial bleeding-associated factor; LEFTY A)'" .