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Readseq -- biosequence conversion tool
Sequence data
Upload sequence file: or paste data or URL in box below
Output sequence format:

Change sequence case to:
No change

Remove gap symbols:
Reverse-complement of input sequence

Select all, or sequences by number(1,2,5):

Translate bases:
List as ";" separated "from-to" characters pairs. For example, "g-m; c-o" will translate intput symbol "g" and "c" to output symbole "m" and "o", respectively.
Feature selection
Features to select/remove:

No selection
Remove sequence of selected features

Extract sequence of selected features
of sequence feature locations to extract. E.g., -1000..0 is 1000 bases upstream to start of feature; end..end+100 is from end to 100 bases downstream.