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Correspondence between RNA- and IEP-based classes
| IEP-based classes a | RNA structure-based classes b | ||
|---|---|---|---|
| IIA | IIB | IIC | |
| A | X | ||
| B | X | ||
| C | X | ||
| D | X | ||
| E | X | ||
| F | X | ||
| ML | X | ||
| CL | X | ||
aClasses of introns based on phylogenetic groupings of the IEPs. bClasses of introns based on ribozyme secondary structure characteristics. CL, chloroplast-like; ML, mitochondrial-like.
