| Symbol | Name | # of Studies |
|---|---|---|
| PRR18 | proline rich 18 | 0 |
| PRR19 | proline rich 19 | 0 |
| PRR20A | proline rich 20A | 0 |
| PRR20B | proline rich 20B | 0 |
| PRR20C | proline rich 20C | 0 |
| PRR20D | proline rich 20D | 0 |
| PRR20E | proline rich 20E | 0 |
| PRR20FP | proline rich 20F, pseudogene | 0 |
| PRR20G | proline rich 20G | 0 |
| PRR21 | proline rich 21 | 0 |
| PRR22 | proline rich 22 | 0 |
| PRR23A | proline rich 23A | 0 |
| PRR23B | proline rich 23B | 0 |
| PRR23C | proline rich 23C | 0 |
| PRR23D1 | proline rich 23 domain containing 1 | 0 |
| PRR23D2 | proline rich 23 domain containing 2 | 0 |
| PRR23D3P | proline rich 23 domain containing 3, pseudogene | 0 |
| PRR23E | PRR23 family member E | 0 |
| PRR23E2P | PRR23 family member E2, pseudogene | 0 |
| PRR25 | proline rich 25 | 0 |
| PRR27 | proline rich 27 | 0 |
| PRR29 | proline rich 29 | 0 |
| PRR29-AS1 | PRR29 antisense RNA 1 | 0 |
| PRR3 | proline rich 3 | 0 |
| PRR30 | proline rich 30 | 0 |