| ID | Definition | Species | Length | Seq. |
| XSB1347 | RecName: Full=Actin | Mayetiola destructor (Hessian fly) | 376 | FASTA |
| XSB1348 | Actin, cytoskeletal | Heliocidaris erythrogramma | 376 | FASTA |
| XSB1349 | ACTin family member (act-3) [Caenorhabditis elegans] | Caenorhabditis elegans | 376 | FASTA |
| XSB1350 | RecName: Full=Actin, muscle | Pisaster ochraceus (ochreous starfish) | 376 | FASTA |
| XSB1351 | actin | Strongylocentrotus purpuratus | 374 | FASTA |
| XSB1353 | ACTin family member (act-2) [Caenorhabditis elegans] | Caenorhabditis elegans | 376 | FASTA |
| XSB1354 | RecName: Full=Actin-11 | Limulus polyphemus (Atlantic horseshoe crab) | 376 | FASTA |
| XSB1355 | RecName: Full=Actin, cytoplasmic | Biomphalaria pfeifferi | 376 | FASTA |
| XSB1356 | RecName: Full=Actin | Crassostrea gigas (Pacific oyster) | 376 | FASTA |
| XSB1357 | Actin, cytoplasmic | Branchiostoma lanceolatum (amphioxus) | 375 | FASTA |
| XSB1359 | RecName: Full=Actin-2, muscle-specific | Bactrocera dorsalis (oriental fruit fly) | 376 | FASTA |
| XSB1362 | actin 5C, isoform B [Drosophila melanogaster] | Drosophila melanogaster (fruit fly) | 376 | FASTA |
| XSB1363 | actin 87E, isoform A [Drosophila melanogaster] | Drosophila melanogaster (fruit fly) | 376 | FASTA |
| XSB1366 | PREDICTED: similar to Actin, cytoplasmic 2 (Gamma-actin) isoform 1 [Macaca mulatta] | Macaca mulatta (rhesus monkey) | 257 | FASTA |
| XSB1369 | actin [Haliotis tuberculata] | Haliotis tuberculata | 376 | FASTA |
| XSB1370 | PREDICTED: hypothetical protein XP_533132 [Canis familiaris] | Canis lupus familiaris (dog) | 375 | FASTA |
| XSB1371 | hypothetical protein [Gallus gallus] | Gallus gallus (chicken) | | FASTA |
| XSB1372 | actin [Haliotis discus hannai] | Haliotis discus hannai (Japanese disc abalone) | 376 | FASTA |
| XSB1373 | actin [Nuclearia simplex] | Nuclearia simplex | 375 | FASTA |
| XSB1374 | Actin, cytoplasmic 2 | Rana lessonae (pool frog) | 375 | FASTA |
| XSB1375 | actin E2 [Drosophila virilis] | Drosophila virilis | 376 | FASTA |
| XSB1376 | actin [Artemia franciscana] | Artemia franciscana | 376 | FASTA |
| XSB1377 | actin [Yarrowia lipolytica] | Yarrowia lipolytica | 375 | FASTA |
| XSB1383 | cytoplasmic actin [Pinctada fucata] | Pinctada fucata | 371 | FASTA |
| XSB1385 | RecName: Full=Actin | Brugia malayi | 376 | FASTA |
| XSB1386 | RecName: Full=Actin-2 | Echinococcus granulosus | 376 | FASTA |
| XSB1387 | RecName: Full=Actin | Cryptococcus neoformans var. grubii (Filobasidiella neoformans serotype A) | 375 | FASTA |
| XSB1388 | gamma-actin [Mus musculus] | Mus musculus (house mouse) | 368 | FASTA |
| XSB1389 | Actin-1 | Schizophyllum commune | 375 | FASTA |
| XSB1390 | RecName: Full=Actin-3 | Diphyllobothrium dendriticum | 377 | FASTA |
| XSB1392 | RecName: Full=Actin, cytoplasmic type 8 | Xenopus laevis (African clawed frog) | 376 | FASTA |
| XSB1393 | RecName: Full=Actin-2 | Suillus bovinus | 375 | FASTA |
| XSB1394 | actin 88F [Drosophila melanogaster] | Drosophila melanogaster (fruit fly) | 376 | FASTA |
| XSB1395 | Actin, cytoplasmic 1 | Xenopus borealis (Kenyan clawed frog) | 376 | FASTA |
| XSB1396 | RecName: Full=Actin-5 | Diphyllobothrium dendriticum | 371 | FASTA |
| XSB1397 | RecName: Full=Actin-1 | Suillus bovinus | 375 | FASTA |
| XSB1398 | RecName: Full=Actin, cytoplasmic type 5 | Xenopus laevis (African clawed frog) | 376 | FASTA |
| XSB1399 | actin [Cryptococcus neoformans var. neoformans JEC21] | Cryptococcus neoformans var. neoformans JEC21 (Filobasidiella neoformans var. neoformans strain JEC21) | 377 | FASTA |
| XSB1401 | Actin [Pichia stipitis CBS 6054] | Pichia stipitis CBS 6054 | 376 | FASTA |
| XSB1402 | actin [Pseudozyma flocculosa] | Pseudozyma flocculosa | 214 | FASTA |
| XSB1403 | actin [Candida boidinii] | Candida boidinii | 376 | FASTA |
| XSB1406 | actin [Zygosaccharomyces rouxii] | Zygosaccharomyces rouxii | 375 | FASTA |
| XSB1407 | unnamed protein product [Kluyveromyces lactis] | Kluyveromyces lactis NRRL Y-1140 | 375 | FASTA |
| XSB1408 | ABR222Wp [Ashbya gossypii ATCC 10895] | Ashbya gossypii ATCC 10895 (Eremothecium gossypii ATCC 10895) | 376 | FASTA |
| XSB1409 | actin [Debaryomyces hansenii] | Debaryomyces hansenii | 340 | FASTA |
| XSB1410 | actin [Pneumocystis carinii] | Pneumocystis carinii | 375 | FASTA |
| XSB1411 | Actin | Saccharomyces cerevisiae (baker's yeast) | 375 | FASTA |
| XSB1412 | Chain A, The Yeast Actin Val 159 Asn Mutant Complex With Human Gelsolin Segment 1. | Saccharomyces cerevisiae (baker's yeast) | 375 | FASTA |
| XSB1413 | Actin-1 | Pneumocystis carinii | 375 | FASTA |
| XSB1414 | actin [Saccharomyces cerevisiae] | Saccharomyces cerevisiae (baker's yeast) | 375 | FASTA |
