Sequence homology: Cow: 100%; Dog: 100%; Guinea Pig: 100%; Horse: 93%; Human: 100%; Mouse: 100%; Rabbit: 100%; Rat: 100%; Zebrafish: 79%. FBXO33 is the substrate recognition component of a (SKP1-CUL1-F-box protein) E3 ubiquitin-protein ligase complex whi