|  |
| |
| |
| |
 |  |  |  |
    |
| PR:Q7Z572 | spermatogenesis-associated protein 21 (human) | | |  | | |
 |  |  |  |  |
    |
| PR:Q7Z572-1 | spermatogenesis-associated protein 21 isoform h1 (human) | | |  | | |
 |  |  |  |  |
    |
| PR:Q7Z572-2 | spermatogenesis-associated protein 21 isoform h2 (human) | | |  | | |
 |  |  |  |
    |
| PR:Q8BHW6 | spermatogenesis-associated protein 21 (mouse) | | |  | | |
 |  |  |  |
    |
| PR:Q68A65 | spermatogenesis-associated protein 21 (rat) | | |  | | |