- Caspase 8 Associated Protein 2 (CASP8AP2)
 - CASK Interacting Protein 2 (CASKIN2)
 - Calcium/Calmodulin Dependent Serine Protein Kinase (CASK)
 - Sedoheptulokinase (SHPK)
 - Coactivator Associated Arginine Methyltransferase 1 (CARM1)
 - Calcium/Calmodulin Dependent Protein Kinase Kinase 1 (CAMKK1)
 - LIM Domain Kinase 1 (LIMK1)
 - Kyphoscoliosis Peptidase (KY)
 - L2-Hydroxyglutarate Dehydrogenase (L2HGDH)
 - Lactamase Beta (LACTb)
 - Lecithin Cholesterol Acyltransferase (LCAT)
 - Lysocardiolipin Acyltransferase 1 (LCLAT1)
 - LIM Domain Kinase 2 (LIMK2)
 - Leucine Carboxyl Methyltransferase 2 (LCMT2)
 - Leucine Carboxyl Methyltransferase 1 (LCMT1)