Difference between revisions of "TBLASTn and Protein Sequence Analysis"

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(When Nucleotides Don't Work)
(When Nucleotides Don't Work)
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Occasionally BLASTing genes with just a nucleotide sequence doesn't work.  This can be due to a number of reasons:
 
Occasionally BLASTing genes with just a nucleotide sequence doesn't work.  This can be due to a number of reasons:
  
  *Lack of conservation between species
+
*Lack of conservation between species
  *
+
*Incomplete genome database
 +
*Rearrangement of introns/exons
 +
 
 +
If, for any of these reasons, you aren't getting any hits, it might be time to make sure you're doing it right:
 +
 
 +
First -
  
 
== Beyond blastn ==
 
== Beyond blastn ==
  
 
== Why Amino Acids? ==
 
== Why Amino Acids? ==

Revision as of 18:34, 22 February 2011

When Nucleotides Don't Work

Occasionally BLASTing genes with just a nucleotide sequence doesn't work. This can be due to a number of reasons:

  • Lack of conservation between species
  • Incomplete genome database
  • Rearrangement of introns/exons

If, for any of these reasons, you aren't getting any hits, it might be time to make sure you're doing it right:

First -

Beyond blastn

Why Amino Acids?