| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| Q2QLA3 | Cystic fibrosis transmembrane conductance regulator; CFTR; ATP-binding cassette sub-family C member 7; Channel conductance-controlling ATPase; EC 3.6.3.49; cAMP-dependent chloride channel; | CFTR; ABCC7; | NP_001103980.1; | 1481 | horse |
| P81908 | Cholinesterase; EC 3.1.1.8; Acylcholine acylhydrolase; Butyrylcholine esterase; Choline esterase II; EQ-BCHE; Pseudocholinesterase; | BCHE; | NULL | 574 | horse |
| Q2TU62 | Calcium-activated chloride channel regulator 1; EC 3.4.-.-; Calcium-activated chloride channel family member 1; eCLCA1; | CLCA1; | NP_001075268.1; | 913 | horse |
| Q29482 | Clusterin; [Cleaved into: Clusterin beta chain; Clusterin alpha chain]; | CLU; | NP_001075413.1; | 449 | horse |
| Q9XS63 | Chromogranin-A; CgA; [Cleaved into: Pancreastatin; WE-14]; | CHGA; | NP_001075283.1; | 448 | horse |
| P48770 | Complement component C9; | C9; | NP_001075419.1; | 547 | horse |
| P02704 | Colipase A; Fragment; | CLPS1; | NULL | 106 | horse |
| P02705 | Colipase B; Fragment; | CLPS2; | NULL | 108 | horse |
| Q5H879 | Catechol O-methyltransferase; EC 2.1.1.6; | COMT; | NP_001075303.1;NP_001108007.1; | 269 | horse |
| P48659 | Cytochrome c oxidase subunit 1; EC 1.9.3.1; Cytochrome c oxidase polypeptide I; | MT-CO1; COI COXI MTCO1; | NP_007162.1; | 514 | horse |
| P48660 | Cytochrome c oxidase subunit 2; Cytochrome c oxidase polypeptide II; | MT-CO2; COII COXII MTCO2; | NP_007163.1; | 227 | horse |
| P48661 | Cytochrome c oxidase subunit 3; Cytochrome c oxidase polypeptide III; | MT-CO3; COIII COXIII MTCO3; | NP_007166.1; | 261 | horse |
| O46515 | Cholesterol side-chain cleavage enzyme, mitochondrial; EC 1.14.15.6; CYPXIA1; Cholesterol desmolase; Cytochrome P450 11A1; Cytochrome P450(scc); | CYP11A1; | NP_001075990.1; | 520 | horse |
| Q95328 | Steroid 17-alpha-hydroxylase/17,20 lyase; EC 1.14.99.9; EC 4.1.2.30; 17-alpha-hydroxyprogesterone aldolase; CYPXVII; Cytochrome P450 17A1; Cytochrome P450-C17; Cytochrome P450c17; | CYP17A1; CYP17; | NP_001075992.1; | 508 | horse |
| O46512 | Aromatase; EC 1.14.14.14; CYPXIX; Cytochrome P-450AROM; Cytochrome P450 17-alpha; Cytochrome P450 19A1; Estrogen synthase; | CYP19A1; CYP19; | NP_001075274.1;XP_005602644.1;XP_005602645.1; | 503 | horse |
| Q68Y62 | Carnitine O-palmitoyltransferase 1, liver isoform; CPT1-L; EC 2.3.1.21; Carnitine O-palmitoyltransferase I, liver isoform; CPT I; CPTI-L; Carnitine palmitoyltransferase 1A; | CPT1A; | NP_001075277.1; | 776 | horse |
| O19010 | Cysteine-rich secretory protein 3; CRISP-3; Acidic epididymal glycoprotein 2; AEG2; | CRISP3; | NP_001075343.1; | 245 | horse |
| P02478 | Alpha-crystallin A chain; | CRYAA; | NP_001157483.1; | 173 | horse |
| Q2QLA2 | Cortactin-binding protein 2; CortBP2; | CTTNBP2; CORTBP2; | NP_001107617.1; | 1665 | horse |
| Q6WGK6 | Gap junction beta-1 protein; Connexin-32; Cx32; | GJB1; | NP_001075360.1;XP_005614276.1;XP_005614277.1;XP_005614278.1; | 283 | horse |
