[BioPython] Secondary structure alphabet?

[Iddo Friedberg]

Probably Helix Turn Strand Coil



On Sun, Jun 22, 2008 at 3:49 PM, Sebastian Bassi <sbassi at gmail.com> wrote:

> Here is the secondary structure alphabet:
>
> class SecondaryStructure(SingleLetterAlphabet)
>  |  Method resolution order:
>  |      SecondaryStructure
>  |      SingleLetterAlphabet
>  |      Alphabet
>  |
>  |  Data and other attributes defined here:
>  |
>  |  letters = 'HSTC'
>
> I can't find what that HSTC stands for. The closer match I found was
> the DSSP code:
>
> The DSSP code
>
> The output of DSSP is explained extensively under 'explanation'. The
> very short summary of the output is:
>
>    * H = alpha helix
>    * B = residue in isolated beta-bridge
>    * E = extended strand, participates in beta ladder
>    * G = 3-helix (3/10 helix)
>    * I = 5 helix (pi helix)
>    * T = hydrogen bonded turn
>    * S = bend
>
> (http://swift.cmbi.ru.nl/gv/dssp/)
>
> Does anybody knows the meaning of HSTC? I am CC this mail to Andrew
> Dalke it seems he was the one who submit it the Biopython.
>
>
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Iddo Friedberg, Ph.D.
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