Table 3. List of introns and contained conserved domains determined with BLASTX searches (E-value threshold < 1e − 06).
| Hydrodictyon reticulatum | Pediastrum duplex | |
|---|---|---|
| atpB intron 1 | – |
orf145: putative reverse transcriptase, intron maturase and HNH endonuclease orf747: Reverse transcriptases (RTs) with group II intron origin (cd01651) |
| atpB intron 2 | – | orf854: Reverse transcriptases (RTs) with group II intron origin (cd01651); Type II intron maturase (pfam01348) |
| psaB | – | no orf; putative GIY-YIG homing endonuclease |
| psbB | orf598: Reverse transcriptases (RTs) with group II intron origin (cd01651) | – |
| psbA intron 1 | orf228: putative HNH homing endonuclease | – |
| psbA intron 2 | orf483: Reverse transcriptases (RTs) with group II intron origin (cd01651) | – |
| psbA intron 3 | orf602: Reverse transcriptases (RTs) with group II intron origin (cd01651) | – |
| trnL (uaa) | no orf | no orf |
| rrl intron 1 | – | orf184, orf186: putative site-specific DNA endonuclease |
| rrl intron 2 | – | orf171: LAGLIDADG DNA endonuclease (pfam00961) |
| rrl intron 3 | – | no orf |
| rrl intron 4 | – | orf275: LAGLIDADG DNA endonuclease family (pfam03161) |