Can you attach the alignment file - there is a plethora of formats and it is hard to debug them all.
Eleanor On 3 September 2017 at 15:18, Vicky Tsirkone <[email protected]> wrote: > Dear all, > > I faced a strange issue while I was trying to run CCP4-chainsaw. I used > EBI-Clustal omega to prepare the desired alignement. Next, I copied the > output into a text file and renamed it to alignment.aln. When I chose this > file in chainsaw it gave me back this kind of error: > > format error in ALN/Clustal file > No CLUSTAL keyword > > > This is the first line of my file : *CLUSTAL O(1.2.4) multiple sequence > alignment* > > I also typed CLUSTAL W instead of CLUSTAL O but ccp4 gave me the same > error message. > > Any suggestion will be appreciated. > > Kindly, > > Vicky >
