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Clan: snoU13 (CL00081)


snoU13 clan

The snoU13 clan contains the RNA families snoZ279_R105_R108 and snoU13. The following bioinformatic methods were used to confirm the relationship between these families: HMMER3 and PRC [1,2].

This clan contains 2 families and the total number of sequence regions in the clan is 5,721.

Literature references

  1. Eddy SR, PLoS Comput Biol. 2008;4:e1000069.: A probabilistic model of local sequence alignment that simplifies statistical significance estimation. 18516236
  2. Madera M, Bioinformatics. 2008;24:2630-2631.: Profile Comparer: a program for scoring and aligning profile hidden Markov models. 18845584


This clan contains the following 2 member families:

snoZ279_R105_R108 snoU13

Secondary structures

This tool allows you to view the secondary structure images of two clan members side-by-side. Choose the family structures using the two drop-down menus below.


The table below shows the number of occurrences of each family throughout the sequence database. In brackets beside each number is the percentage of the total number of sequence hits for the clan that are represented by this family. The rightmost column provides a link to the alignments tab for each family.

Rfam family Num. regions Alignment
snoU13 (RF01210) 5,445 (95.2%) View
snoZ279_R105_R108 (RF00304) 276 (4.8%) View