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Table 1 Correspondence between RNA- and IEP-based classes

From: Evolution of group II introns

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

 
  1. 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.