protein coding gene Gene genetic mapping Fbxl21 FBXL3B MGI:2442921 O http://identifiers.org/mgd/MGI:2442921 FBL3B FBL3B|D630045D17Rik|FBXL3B|Psttm + Psttm D630045D17Rik F-box and leucine-rich repeat protein 21