| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P02661 | Alpha-S1-casein; Alpha-casein; | Csn1s1; Csna; | NP_620229.2; | 284 | rat |
| P02665 | Beta-casein; | Csn2; Csnb; | NP_058816.2; | 231 | rat |
| Q8K3X0 | Protein CASC3; Cancer susceptibility candidate gene 3 protein homolog; Protein barentsz; Btz; | Casc3; | NP_671485.1; | 699 | rat |
| P04468 | Kappa-casein; | Csn3; Csn10 Csnk; | NP_113750.1; | 178 | rat |
| P43527 | Caspase-1; CASP-1; EC 3.4.22.36; Interleukin-1 beta convertase; IL-1BC; Interleukin-1 beta-converting enzyme; ICE; IL-1 beta-converting enzyme; p45; [Cleaved into: Caspase-1 subunit p20; Caspase-1 subunit p10]; | Casp1; Il1bc Il1bce; | NULL | 402 | rat |
| P55215 | Caspase-2; CASP-2; EC 3.4.22.55; Protease ICH-1; [Cleaved into: Caspase-2 subunit p18; Caspase-2 subunit p13; Caspase-2 subunit p12]; | Casp2; Ich1; | NP_071967.2; | 452 | rat |
| P55213 | Caspase-3; CASP-3; EC 3.4.22.56; Apopain; Cysteine protease CPP32; CPP-32; IRP; LICE; Protein Yama; SREBP cleavage activity 1; SCA-1; [Cleaved into: Caspase-3 subunit p17; Caspase-3 subunit p12]; | Casp3; Cpp32; | NP_037054.1;XP_006253192.1; | 277 | rat |
| O35397 | Caspase-6; CASP-6; EC 3.4.22.59; Apoptotic protease Mch-2; [Cleaved into: Caspase-6 subunit p18; Caspase-6 subunit p11]; | Casp6; Mch2; | NULL | 277 | rat |
| Q920D5 | Caspase-12; CASP-12; EC 3.4.22.-; | Casp12; | NP_569106.1; | 420 | rat |
| P19633 | Calsequestrin-1; Aspartactin; Calsequestrin, skeletal muscle isoform; Laminin-binding protein; | Casq1; | NP_001153066.1; | 406 | rat |
| P51868 | Calsequestrin-2; Calsequestrin, cardiac muscle isoform; | Casq2; | NP_058827.3; | 413 | rat |
| P48442 | Extracellular calcium-sensing receptor; CaSR; Parathyroid cell calcium-sensing receptor; PCaR1; | Casr; Gprc2a Pcar1; | NP_058692.1; | 1079 | rat |
| D3ZZ07 | Cathepsin 7; EC 3.4.22.-; | Cts7; | NP_001099569.1; | 331 | rat |
| P04762 | Catalase; EC 1.11.1.6; | Cat; Cas1; | NP_036652.1; | 527 | rat |
| P00787 | Cathepsin B; EC 3.4.22.1; Cathepsin B1; RSG-2; [Cleaved into: Cathepsin B light chain; Cathepsin B heavy chain]; | Ctsb; | NULL | 339 | rat |
| P80067 | Dipeptidyl peptidase 1; EC 3.4.14.1; Cathepsin C; Cathepsin J; Dipeptidyl peptidase I; DPP-I; DPPI; Dipeptidyl transferase; [Cleaved into: Dipeptidyl peptidase 1 exclusion domain chain (Dipeptidyl peptidase I exclusion domain chain); Dipeptidyl peptidase 癷?癸 | Ctsc; | NP_058793.1; | 462 | rat |
| P24268 | Cathepsin D; EC 3.4.23.5; [Cleaved into: Cathepsin D 12 kDa light chain; Cathepsin D 9 kDa light chain; Cathepsin D 34 kDa heavy chain; Cathepsin D 30 kDa heavy chain]; | Ctsd; | NULL | 407 | rat |
| P16228 | Cathepsin E; EC 3.4.23.34; | Ctse; | NP_037070.1;XP_006249810.1;XP_006249811.1; | 398 | rat |
| P17977 | Cathepsin G; EC 3.4.21.20; Fragment; | Ctsg; | NULL | 26 | rat |
| P00786 | Pro-cathepsin H; [Cleaved into: Cathepsin H mini chain; Cathepsin H (EC 3.4.22.16); Cathepsin H heavy chain; Cathepsin H light chain]; | Ctsh; | NP_037071.1;XP_008764662.1; | 333 | rat |
