. "X chromosome controlling element (XCE) [hgnc:12804]" . . "X chromosome controlling element (XCE)" . "hgnc:12804" . "XCE" . "http://www.genenames.org/data/hgnc_data.php?hgnc_id=HGNC:12804" . . . "X chromosome controlling element" . "Approved" . "unknown" . . "1988-04-26" . "2008-07-07" . "Standard" . . . . . .