FBXL3A, or F-box and leucine-rich repeat protein 3, is a human gene encoded by FBXL3. It may also be known as: F-box/LRR-repeat protein 3; F-box and leucine-rich repeat protein 3A; F-box/LRR-repeat protein 3A; FBL3; FBL3A. The encoded protein has an amino acid length of 428 and a mass of 48.7 kDa. Other isoforms may exist. Homologs of this gene exist in other organisms, including: Mouse.