Last modified on 25 July 2000.


Figure Black & White Color Notes and Examples
Figure 1: Frequency and distribution of single nucleotides in Bacterial 16 S and 23 S rRNAs comparative structure models. GIF, PS GIF, PS  
Figure 2: Frequency and distribution of consecutive nucleotides in Bacterial 16 S and 23 S rRNAs comparative structure models. GIF, PS GIF, PS  
Figure 3: Frequency and distribution of consecutive nucleotides at loop-helix junctions in Bacterial 16 S and 23 S rRNAs comparative structure models. GIF, PS GIF, PS
Figure 4: Frequency and distribution of consecutive trinucleotides at loop-helix junctions in Bacterial 16 S and 23 S rRNAs comparative structure models.
A. 3'loop-5'helix junction (85.26% of the combinations are shown.)
B. 3'helix-5'loop junction (82.99% of the combinations are shown.)
GIF (4A), GIF (4B), PS (4A and 4B) GIF (4A), GIF (4B), PS (4A and 4B) The underlined nucleotide is paired.
Figure 5: A-motifs mapped onto the Escherichia coli 16 S and 23 S Comparative Secondary Structure Models.   A. 16S rRNA: PS, PDF
B. 23S rRNA, 5' Half: PS, PDF
C. 23S rRNA, 3' Half: PS, PDF
 
Figure 6: Schematic of E and E-like Loops. JPEG, PS