ClustalW help page


Input:
You must paste at least 3 and at most 30 sequences (or 10000 characters)
Sequence format:
The input sequences must be in FASTA(Pearson) format.
Example:
>seqA
GARFIELDTHEFASTCAT
>seqB
GARFIELDTHEVERYFASTCAT
>seqC
GARFIELDTHEFATCAT
Sequence names:
Each sequence must have a different name (8 first characters are significants)
Other:
Avoid special characters