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  • RTK45
    Member
    • Feb 2012
    • 11

    #1

    Dialign2-2 outputs

    Hi,

    i am actually working with dialign2-2 et i have some problems with my alignments. I make pairwise alignment and i try to compare short DNA sequences (between 10 et 4000 nucleotides).

    When i use dialign i use -n to specify that i work on DNA sequences, but when i look at my output, i obtain better alignments using no option (in this case dialign considers that i work with proteins sequences).

    For example :

    input:
    Code:
    GGCGGGCCTCGCCCCGCGCTGTTCTTTCCTC[COLOR="Red"]C[/COLOR]CCC
    GGCGGGCCTCGCCCCGCGCTGTTCTTCCCAC[COLOR="Red"]T[/COLOR]CCC
    output using dialign2-2 -n file.fa :
    Code:
    GGCGGGCCTCGCCCCGCGCTGTTCTTTCCTC[COLOR="Red"]C[/COLOR]CCC
    GGCGGGCCTCGCCCCGCGCTGTTCTTCCCAC[COLOR="Red"]T[/COLOR]CCC
    and using this : dialign2-2 file.fa :
    Code:
    GGCGGGCCTCGCCCCGCGCTGTTCTTTCCTC[COLOR="Red"]-[/COLOR]CCC
    GGCGGGCCTCGCCCCGCGCTGTTCTTCCCAC[COLOR="Red"]t[/COLOR]CCC
    I have underline differences in red.



    Moreover, in several cases (always using -n), my output sequences are more longer than my input sequences (between 2 and 5 nucleotides). How can i obtain this difference ?

    Thanks

    And sorry for my english
  • RTK45
    Member
    • Feb 2012
    • 11

    #2
    Resolved, my treshold was too low (T=0 per default)

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