| Domain | Description | Evalue | Bits | GA | Start | End |
| PIN_4 | PIN domain | 2.7E-20 | 62 | 21.90 | 52 | 175 |
| Rrp44_CSD1 | Rrp44-like cold shock domain | 1.3E-15 | 47 | 22.00 | 217 | 321 |
| CSD2 | Cold shock domain | 0.026 | 4 | 26.20 | 257 | 284 |
| OB_RNB | Ribonuclease B OB domain | 0.00016 | 11 | 20.20 | 264 | 283 |
| OB_Dis3 | Dis3-like cold-shock domain 2 (CSD2) | 3.2E-22 | 68 | 22.80 | 371 | 438 |
| CSD2 | Cold shock domain | 3.8E-06 | 16 | 26.20 | 374 | 441 |
| RNB | RNB domain | 0 | 315 | 20.30 | 469 | 798 |
| Rrp44_S1 | S1 domain | 1E-11 | 34 | 21.80 | 849 | 919 |
| Dis3l2_C_term | DIS3-like exonuclease 2 C terminal | 0.00013 | 12 | 31.60 | 849 | 877 |