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Re: A Question about strings in lists

  • To: mathgroup at smc.vnet.net
  • Subject: [mg102261] Re: A Question about strings in lists
  • From: pfalloon <pfalloon at gmail.com>
  • Date: Mon, 3 Aug 2009 05:46:24 -0400 (EDT)
  • References: <h53nup$1ga$1@smc.vnet.net>

On Aug 2, 7:57 pm, Marwa Abd El-Wahaab <m.a.elwah... at gmail.com> wrote:
> Dear Sir,
>
> I have a question about lists
>
> If I recall a protein sequence for example, the output will be
>
> { ACDQXXYWT ...............  }
>
> This output contains amino acids but as one element in list & its length is
> =1
>
> How can I transform this one element to this form
>
> {A,C,D,Q,X,X,Y,W,T,......... }
>
> So, the length will be number of amino acids the protein contains
>
> I need your advice
>
> Thanks in advance
>
> *Marwa Ali Abd El Wahaab
> Teaching Assistant*
> Faculty of Engineering
> Mansoura University

In[1]:= s = {"ABCDEF"};

In[2]:= Characters[First[s]]

Out[2]= {A,B,C,D,E,F}


Mathematica has many functions for working with strings which are
fairly well-documented, and in a case like this shouldn't be too hard
to find.




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