| ID | Definition | Species | Length | Seq. |
| CL0253 | calpain alternative form [Gecarcinus lateralis] | Gecarcinus lateralis (blackback land crab) | 353 | FASTA |
| CL0254 | muscle-specific calpain [Gecarcinus lateralis] | Gecarcinus lateralis (blackback land crab) | 558 | FASTA |
| CL0255 | calpain B [Gecarcinus lateralis] | Gecarcinus lateralis (blackback land crab) | 754 | FASTA |
| CL0256 | calpain T [Gecarcinus lateralis] | Gecarcinus lateralis (blackback land crab) | 639 | FASTA |
| CL0257 | calpain 1 catalytic subunit [Oncorhynchus mykiss] | Oncorhynchus mykiss (rainbow trout) | 704 | FASTA |
| CL0258 | calpain 2 catalytic subunit [Oncorhynchus mykiss] | Oncorhynchus mykiss (rainbow trout) | 701 | FASTA |
| CL0259 | Sequence 867 from patent US 6753314 | Unknown. | 714 | FASTA |
| CL0260 | Sequence 947 from patent US 6753314 | Unknown. | 700 | FASTA |
| CL0261 | Sequence 972 from patent US 6753314 | Unknown. | 821 | FASTA |
| CL0262 | calpain 1, (mu/I) large subunit [Homo sapiens] | Homo sapiens (human) | 714 | FASTA |
| CL0263 | calpain 6 [Homo sapiens] | Homo sapiens (human) | 641 | FASTA |
| CL0264 | Calpain family protein 1, isoform a [Caenorhabditis elegans] | Caenorhabditis elegans | 780 | FASTA |
| CL0265 | Calpain family protein 1, isoform b [Caenorhabditis elegans] | Caenorhabditis elegans | 737 | FASTA |
| CL0266 | calpain 2, (m/II) large subunit [Homo sapiens] | Homo sapiens (human) | 700 | FASTA |
| CL0267 | SJCHGC06439 protein [Schistosoma japonicum] | Schistosoma japonicum | 232 | FASTA |
| CL0268 | SJCHGC03597 protein [Schistosoma japonicum] | Schistosoma japonicum | 162 | FASTA |
| CL0269 | SJCHGC01809 protein [Schistosoma japonicum] | Schistosoma japonicum | 773 | FASTA |
| CL0270 | conserved hypothetical protein [Cryptococcus neoformans var. neoformans JEC21] | Cryptococcus neoformans var. neoformans JEC21 (Filobasidiella neoformans var. neoformans strain JEC21) | 767 | FASTA |
| CL0271 | calpain 9 [Homo sapiens] | Homo sapiens (human) | 690 | FASTA |
| CL0272 | calpain 3, (p94) [Homo sapiens] | Homo sapiens (human) | 821 | FASTA |
| CL0273 | Sequence 6 from patent US 6846623 | Unknown. | 821 | FASTA |
| CL0274 | SJCHGC05999 protein [Schistosoma japonicum] | Schistosoma japonicum | 416 | FASTA |
| CL0275 | SJCHGC02995 protein [Schistosoma japonicum] | Schistosoma japonicum | 193 | FASTA |
| CL0276 | SJCHGC08992 protein [Schistosoma japonicum] | Schistosoma japonicum | 404 | FASTA |
| CL0277 | SJCHGC05908 protein [Schistosoma japonicum] | Schistosoma japonicum | 461 | FASTA |
| CL0278 | SJCHGC06316 protein [Schistosoma japonicum] | Schistosoma japonicum | 314 | FASTA |
| CL0279 | calpain 1 [synthetic construct] | synthetic construct | 715 | FASTA |
| CL0280 | calpain 11 [synthetic construct] | synthetic construct | 702 | FASTA |
| CL0281 | cytoskeleton-associated protein CAP5.5, putative [Trypanosoma brucei] | Trypanosoma brucei | 853 | FASTA |
| CL0282 | calpain-like cysteine peptidase, putative [Trypanosoma brucei] | Trypanosoma brucei | 792 | FASTA |
| CL0283 | calpain, putative [Trypanosoma brucei] | Trypanosoma brucei | 888 | FASTA |
| CL0284 | calpain-like cysteine peptidase, putative [Trypanosoma brucei] | Trypanosoma brucei | 1010 | FASTA |
| CL0285 | calpain-like protein [Trypanosoma brucei] | Trypanosoma brucei | 792 | FASTA |
| CL0286 | cytoskeleton-associated protein [Trypanosoma brucei] | Trypanosoma brucei | 853 | FASTA |
| CL0287 | unknown [Homo sapiens] | Homo sapiens (human) | 423 | FASTA |
| CL0288 | unknown [Homo sapiens] | Homo sapiens (human) | 672 | FASTA |
| CL0289 | Sequence 7 from patent US 6899878 | Unknown. | 700 | FASTA |
| CL0290 | cysteine peptidase, Clan CA, family C2, putative [Leishmania major strain Friedlin] | Leishmania major strain Friedlin | 4553 | FASTA |
| CL0291 | cysteine peptidase, Clan CA, family C2, putative [Leishmania major strain Friedlin] | Leishmania major strain Friedlin | 6164 | FASTA |
| CL0292 | cysteine peptidase, Clan CA, family C2, putative [Leishmania major strain Friedlin] | Leishmania major strain Friedlin | 5358 | FASTA |
| CL0293 | calpain-like cysteine peptidase, putative [Trypanosoma brucei] | Trypanosoma brucei | 792 | FASTA |
| CL0294 | cytoskeleton-associated protein CAP5.5, putative [Trypanosoma brucei] | Trypanosoma brucei | 853 | FASTA |
| CL0295 | calpain-like cysteine peptidase, putative [Trypanosoma brucei] | Trypanosoma brucei | 1010 | FASTA |
| CL0296 | calpain, putative [Trypanosoma brucei] | Trypanosoma brucei | 888 | FASTA |
| CL0297 | micromolar calcium activated neutral protease 1 [Bos taurus x Bos indicus] | Bos taurus x Bos indicus | 72 | FASTA |
| CL0298 | micromolar calcium activated neutral protease 1 [Bos taurus x Bos indicus] | Bos taurus x Bos indicus | 72 | FASTA |
| CL0299 | Peptidase [Anabaena variabilis ATCC 29413] | Anabaena variabilis ATCC 29413 (Anabaena flos-aquae UTEX 1444) | 827 | FASTA |
| CL0300 | putative calpain-like protein [Stizostedion vitreum vitreum] | Sander vitreus vitreus | 701 | FASTA |
| CL0301 | putative calpain-like protein [Stizostedion vitreum vitreum] | Sander vitreus vitreus | 701 | FASTA |
| CL0302 | calcium-activated neutral protease 1 [Sus scrofa] | Sus scrofa (pig) | 77 | FASTA |
