- Cytidine Monophosphate Kinase 2 (CMPK2)
- Cytidine Monophosphate Kinase 1 (CMPK1)
- Cytidine Monophosphate-N-Acetylneuraminic Acid Synthetase (CMAS)
- Chemokine Like Receptor 1 (CMKLR1)
- Citrate Lyase Beta Like Protein (CLYbL)
- Cleft Lip And Palate Associated Transmembrane Protein 1 (CLPTM1)
- Claspin (CLSPN)
- Calmin (CLMN)
- CDC Like Kinase 4 (CLK4)
- CDC Like Kinase 3 (CLK3)
- CDC Like Kinase 2 (CLK2)
- CDC Like Kinase 1 (CLK1)
- Chromatin Assembly Factor 1, Subunit B (CHAF1B)
- Chromatin Assembly Factor 1, Subunit A (CHAF1A)
- Chondroadherin (CHAD)