| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P32214 | Calcitonin receptor; CT-R; C1A/C1B; | Calcr; | NP_001029187.1;NP_446268.2; | 516 | rat |
| P01257 | Calcitonin; | Calca; Calc; | NP_059034.1;XP_008757898.1; | 136 | rat |
| Q62736 | Non-muscle caldesmon; CDM; L-caldesmon; | Cald1; | NP_037278.1; | 531 | rat |
| Q5XI58 | Calicin; | Ccin; | NP_001005904.1; | 588 | rat |
| Q5U206 | Calmodulin-like protein 3; | Calml3; | NP_001012054.1;XP_006254270.1; | 149 | rat |
| P62161 | Calmodulin; CaM; | Calm1; Calm2; Calm3; Calm Cam Cam1 Cam2 Camb Cam3 Camc; | NP_036650.1;NP_059022.1;NP_114175.1; | 149 | rat |
| Q63118 | Calcitonin gene-related peptide type 1 receptor; CGRP type 1 receptor; Calcitonin receptor-like receptor; | Calcrl; Cgrpr; | NP_036849.1;XP_006234500.1;XP_006234501.1; | 464 | rat |
| P18418 | Calreticulin; CALBP; CRP55; Calcium-binding protein 3; CABP3; Calregulin; Endoplasmic reticulum resident protein 60; ERp60; HACBP; | Calr; | NP_071794.1; | 416 | rat |
| O35783 | Calumenin; CBP-50; Crocalbin; | Calu; | NULL | 315 | rat |
| P35565 | Calnexin; | Canx; | NP_742005.1;XP_008765901.1;XP_008765902.1; | 591 | rat |
| P58821 | Neuron-specific vesicular protein calcyon; | Caly; Drd1ip; | NP_001177328.1;NP_620270.1; | 226 | rat |
| Q63092 | CaM kinase-like vesicle-associated protein; 1G5; | Camkv; 1G5; | NP_076490.1; | 504 | rat |
| D3Z8E6 | Calmodulin-regulated spectrin-associated protein 1; | Camsap1; | NP_001162021.1; | 1604 | rat |
| Q9ES66 | Calpain-10; EC 3.4.22.-; Calcium-activated neutral proteinase 10; CANP 10; | Capn10; | NP_113861.1; | 666 | rat |
| Q4V8Q1 | Calpain 11; EC 3.4.22.-; Calcium-activated neutral proteinase 11; CANP 11; | Capn11; | NP_001002806.2; | 716 | rat |
| Q5BK10 | Calpain-13; EC 3.4.22.-; Calcium-activated neutral proteinase 13; CANP 13; | Capn13; | NP_001020304.1;XP_006239839.1;XP_006239840.1;XP_006239841.1; | 668 | rat |
| P97571 | Calpain-1 catalytic subunit; EC 3.4.22.52; Calcium-activated neutral proteinase 1; CANP 1; Calpain mu-type; Calpain-1 large subunit; Micromolar-calpain; muCANP; | Capn1; Cls1; | NP_062025.1; | 713 | rat |
| Q07009 | Calpain-2 catalytic subunit; EC 3.4.22.53; Calcium-activated neutral proteinase 2; CANP 2; Calpain M-type; Calpain-2 large subunit; Millimolar-calpain; M-calpain; | Capn2; | NP_058812.1; | 700 | rat |
| P16259 | Calpain-3; EC 3.4.22.54; Calcium-activated neutral proteinase 3; CANP 3; Calpain L3; Calpain p94; Muscle-specific calcium-activated neutral protease 3; | Capn3; | NP_058813.1; | 821 | rat |
| Q8R4C0 | Calpain-5; EC 3.4.22.-; | Capn5; | NP_604456.1; | 640 | rat |
