Dear all,

Thanks very much to everyone who replied.  A tip-off from Petr Leiman
led me towards UCSF Chimera, which was able to generate a multiple
alignment file from my 4 superposed PDB files.  Protocol for the
interested:
  Open up Chimera and from the menu select "Tools" -> "Structure
Comparison" -> "Match->Align"

Much easier than hand-editing the alignment!

Thanks again,

Stephen

On 3/4/08, Stephen Graham <[EMAIL PROTECTED]> wrote:
> Hi all,
>
>  I would like to generate a structure-based multiple sequence alignment
>  using 4 structures.  I have already generated pairwise alignments for
>  each 'pair' of structures (6 alignments in all).  Is there a program
>  out there that can take a number of aligned structures (or even just a
>  number of pairwise sequence alignments) and calculate the 'best'
>  multiple sequence alignment?  Please note that there is absolutely no
>  sequence conservation between these structures, making standard
>  sequence-based alignment tools pretty useless.
>
>  Thanks,
>
>  Stephen
>
>  --
>  Dr Stephen Graham
>  Nuffield Medical Fellow
>  Division of Structural Biology
>  Wellcome Trust Centre for Human Genetics
>  Roosevelt Drive
>  Oxford OX3 7BN
>  United Kingdom
>  Phone: +44 1865 287 549
>


-- 
Dr Stephen Graham
Nuffield Medical Fellow
Division of Structural Biology
Wellcome Trust Centre for Human Genetics
Roosevelt Drive
Oxford OX3 7BN
United Kingdom
Phone: +44 1865 287 549

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