[ensembl-dev] unambiguity code

[Will McLaren]

Hi Sung,

In this case, the entries exist for convenience for the API, such that
a genotype may be denoted as "G" but via unambiguity codes stands for
"GG".

Will

On 10 December 2010 11:06, Sung Gong <sung at bio.cc> wrote:
> Hi,
>
> In Bio::EnsEMBL::Variation::Utils::Sequence, it reads:
>
> my %unambig = qw(M AC V ACG N ACGT H ACT R AG D AGT W AT S CG B CGT Y
> CT K GT C CC A AA T TT G GG - --);
>
> Any reason for AA, TT, GG, CC for A, T, G and C, respectively?
> Maybe easier for just a single letter?
>
> Cheers,
> Sung
>
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