- Complexin 1 (CPLX1)
- Carnitine Acetyltransferase (CRAT)
- Corticotropin Releasing Hormone Binding Protein (CRHBP)
- Cysteine Rich Protein 1, Intestinal (CRIP1)
- Cysteine Rich Secretory Protein 1 (CRISP1)
- Collapsin Response Mediator Protein 1 (CRMP1)
- Cisplatin Resistance Associated Overexpressed Protein (CROP)
- Carnitine-O-Octanoyltransferase (CORT)
- Cryptochrome 1 (CRY1)
- Crystallin Alpha A (CRYaA)
- C-Terminal Binding Protein 1 (CTBP1)
- Cathepsin E (CTSE)
- Cubilin (CUBN)
- Cullin 1 (CUL1)
- Calcitonin Receptor (CTR)