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Table 1 Reference sequence and nucleotide frequency data available at the CRW Site. Nucleotide frequency data available in tabular form is indicated with "Y." Entries marked with "*" are also available mapped on the phylogenetic tree. L, Lousy; M, Model; T, Tentative.

From: The Comparative RNA Web (CRW) Site: an online database of comparative sequence and structure information for ribosomal, intron, and other RNAs

 

Reference Sequence

Single Nucleotide

Base Pair

Base Triple

   

M

T

L

M

T

rRNA

       

5S

Escherichia coli [V00336]

Y

Y

Y

   

16S

Escherichia coli [J01695]

Y*

Y*

Y

Y

Y*

Y

23S

Escherichia coli [J01695]

V*

Y*

Y

Y

Y*

Y

tRNA

Saccharomyces cerevisiae (Phe) [K01553]

Y

Y

  

Y

 

Intron RNA

       

Group I

Tetrahymena thermophila (LSU) [V01416, J01235]

Y

Y

    

Group IIA

Saccharomyces cerevisiae cytochrome oxidase (mitochondrial) intron #1 [AJ011856]

Y

Y

    

Group IIB

Saccharomyces cerevisiae cytochrome oxidase (mitochondrial) intron #5 [V00694]

Y

Y

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