| ID | Definition | Species | Length | Seq. |
| XSB1478 | Chain A, Crystal Structure Of A DictyosteliumTETRAHYMENA CHIMERA Actin (Mutant 646: Q228kT229AA230YA231KS232EE360H) IN Complex With Human Gelsolin Segment 1 | synthetic construct | 375 | FASTA |
| XSB1479 | Chain A, Crystal Structure Of 1:1 Complex Between Gelsolin Segment 1 And A DictyosteliumTETRAHYMENA CHIMERA ACTIN (MUTANT 228: Q228kT229AA230YE360H) | synthetic construct | 375 | FASTA |
| XSB1480 | actin | Physarum polycephalum | 375 | FASTA |
| XSB1481 | actin [Dictyostelium discoideum AX4] | Dictyostelium discoideum AX4 | 376 | FASTA |
| XSB1482 | actin [Dictyostelium discoideum AX4] | Dictyostelium discoideum AX4 | 376 | FASTA |
| XSB1483 | actin [Dictyostelium discoideum AX4] | Dictyostelium discoideum AX4 | 376 | FASTA |
| XSB1484 | ACTA2 protein [Bos taurus] | Bos taurus (cattle) | 377 | FASTA |
| XSB1485 | actin [Paracoccidioides brasiliensis] | Paracoccidioides brasiliensis | 375 | FASTA |
| XSB1486 | actin [Magnaporthe grisea 70-15] | Magnaporthe grisea 70-15 | 378 | FASTA |
| XSB1487 | hypothetical protein An15g00560 [Aspergillus niger] | Aspergillus niger CBS 513.88 | 375 | FASTA |
| XSB1488 | PREDICTED: hypothetical protein [Monodelphis domestica] | Monodelphis domestica (gray short-tailed opossum) | 376 | FASTA |
| XSB1489 | actin [Neosartorya fischeri NRRL 181] | Neosartorya fischeri NRRL 181 | 389 | FASTA |
| XSB1490 | actin [Aspergillus clavatus NRRL 1] | Aspergillus clavatus NRRL 1 | 375 | FASTA |
| XSB1491 | PREDICTED: similar to Actin, alpha 2, smooth muscle, aorta isoform 1 [Gallus gallus] | Gallus gallus (red jungle fowl) | 377 | FASTA |
| XSB1493 | PREDICTED: similar to actin alpha 1 skeletal muscle protein isoform 1 [Pan troglodytes] | Pan troglodytes (chimpanzee) | 262 | FASTA |
| XSB1494 | alpha 2 actin [Bubalus bubalis] | Bubalus bubalis (water buffalo) | 183 | FASTA |
| XSB1496 | actin [Coccidioides immitis RS] | Coccidioides immitis RS | 375 | FASTA |
| XSB1497 | smooth muscle alpha actin [Xenopus laevis] | Xenopus laevis (African clawed frog) | 377 | FASTA |
| XSB1498 | Actin, alpha 2, smooth muscle, aorta [Danio rerio] | Danio rerio (zebrafish) | | FASTA |
| XSB1499 | actin [Trichophyton rubrum] | Trichophyton rubrum | 375 | FASTA |
| XSB1501 | actin [Colletotrichum gloeosporioides f. sp. malvae] | Colletotrichum gloeosporioides f. sp. malvae | 375 | FASTA |
| XSB1508 | actin, alpha 2, smooth muscle, aorta [Xenopus (Silurana) tropicalis] | Xenopus (Silurana) tropicalis (western clawed frog) | 377 | FASTA |
| XSB1509 | unnamed protein product [Mus musculus] | Mus musculus (house mouse) | 377 | FASTA |
| XSB1510 | muscle actin [Lethenteron japonicum] | Lethenteron japonicum | 377 | FASTA |
| XSB1512 | RecName: Full=Actin-2 | Absidia glauca | 377 | FASTA |
| XSB1514 | RecName: Full=Actin | Spodoptera littoralis | 164 | FASTA |
| XSB1515 | beta-actin-like [Canis lupus familiaris] | Canis lupus familiaris (dog) | 375 | FASTA |
| XSB1517 | RecName: Full=Actin | Exophiala dermatitidis | 375 | FASTA |
| XSB1518 | actin, alpha 2, smooth muscle, aorta [Gallus gallus] | Gallus gallus (chicken) | 377 | FASTA |
| XSB1519 | actin [Humicola grisea var. thermoidea] | Humicola grisea var. thermoidea | 375 | FASTA |
| XSB1521 | RecName: Full=Actin, gamma | Penicillium chrysogenum | 375 | FASTA |
| XSB1523 | actin [Chaetomium globosum CBS 148.51] | Chaetomium globosum CBS 148.51 | 364 | FASTA |
| XSB1525 | ACTG_CEPAC Actin, gamma [Gibberella zeae PH-1] | Gibberella zeae PH-1 (anamorph: Fusarium graminearum) | 380 | FASTA |
| XSB1526 | ACT_BOTCI Actin [Aspergillus nidulans FGSC A4] | Aspergillus nidulans FGSC A4 | 376 | FASTA |
| XSB1539 | PREDICTED: similar to Actin, cytoskeletal IIIB, partial [Strongylocentrotus purpuratus] | Strongylocentrotus purpuratus | 176 | FASTA |
| XSB1540 | PREDICTED: similar to cytoskeletal actin CyIIb [Strongylocentrotus purpuratus] | Strongylocentrotus purpuratus | 376 | FASTA |
| XSB1542 | Actin, cytoskeletal 3A | Strongylocentrotus purpuratus | 376 | FASTA |
| XSB1543 | cytoskeletal actin CyIIIb [Strongylocentrotus purpuratus] | Strongylocentrotus purpuratus | 376 | FASTA |
| XSB1545 | CyI actin [Tripneustes gratilla] | Tripneustes gratilla (Hawaiian sea urchin) | 376 | FASTA |
| XSB1548 | RecName: Full=Actin-15A | Strongylocentrotus franciscanus | 376 | FASTA |
| XSB1549 | Actin, cytoskeletal 2 | Lytechinus pictus (painted urchin) | 376 | FASTA |
| XSB1550 | Actin, cytoskeletal 1B | Strongylocentrotus purpuratus | 376 | FASTA |
| XSB1560 | actin [Portunus pelagicus] | Portunus pelagicus (sand crab) | 252 | FASTA |
| XSB1561 | alpha actin [Homarus americanus] | Homarus americanus (American lobster) | 377 | FASTA |
| XSB1572 | actin 1 [Fenneropenaeus chinensis] | Fenneropenaeus chinensis | 376 | FASTA |
| XSB1577 | alpha actin [Oreochromis niloticus] | Oreochromis niloticus (Nile tilapia) | 354 | FASTA |
| XSB1578 | alpha actin [Oreochromis niloticus] | Oreochromis niloticus (Nile tilapia) | 353 | FASTA |
| XSB1579 | alpha actin [Oreochromis niloticus] | Oreochromis niloticus (Nile tilapia) | 353 | FASTA |
| XSB1580 | alpha actin [Oreochromis niloticus] | Oreochromis niloticus (Nile tilapia) | 353 | FASTA |
| XSB1581 | alpha actin [Oreochromis niloticus] | Oreochromis niloticus (Nile tilapia) | 353 | FASTA |
