Good Morning Davide:

Use faSize on the fasta file.  The number of bytes is
bloated because of the line end characters.

--Hiram

Davide Cittaro wrote:
> Dear all,
> I have some doubts about chromosome sizes in available genomes. Just  
> as example chromosome 1 of mouse (mm9) is 197195432 bp long...  
> twoBitInfo on mm9.2bit says the same:
> 
> chr1    197195432
> 
> On the otherside, the fasta file available in downloads sections  
> (chr1.fa.gz) is 201011362 characters long. Since I'm using the fasta  
> file for some local alignments, I wonder what I am missing (because  
> I'm evidently missing something).
> 
> d
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