Optional
reverseReverse the sequence
Optional
complementComplement the sequence (A↔T, C↔G)
Optional
reverseReverse complement the sequence
Optional
toConvert DNA to RNA (T → U)
Optional
toConvert RNA to DNA (U → T)
Optional
upperConvert sequence to uppercase
Optional
lowerConvert sequence to lowercase
Optional
customCustom transformation function
Options for transforming sequence content
Transformations modify the sequence string itself.