Gblocks 0.91b (doc)

Upload your alignment (FASTA, Phylip, Clustal, EMBL or NEXUS format) from a file:

Or paste it here (load an example of alignment)


For a less stringent selection:
Allow smaller final blocks
Allow gap positions within the final blocks
Allow less strict flanking positions
For a more stringent selection:
Do not allow many contiguous nonconserved positions

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