Hi,
It sounds silly, but I couldn't find an approach for filter/separate sequences (in a fasta file) according to their first (or specific motif) nucleotide; I mean, to generate a file of seqs that starts all of them with the same nucleotide (A, T, G or C). Any ideas?
regards
It sounds silly, but I couldn't find an approach for filter/separate sequences (in a fasta file) according to their first (or specific motif) nucleotide; I mean, to generate a file of seqs that starts all of them with the same nucleotide (A, T, G or C). Any ideas?
regards
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