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The key point I wished to illustrate is that a reversed rune is not necessarily what is often referred to as a âmurk-staveâ â something negative to be feared. Sometimes it is a helpful guide to nuanced action. I do think that a reversed rune is a signal for careful contemplation.
An inverted repeat (or IR) is a sequence of nucleotides followed downstream by its reverse complement. The intervening sequence of nucleotides between the initial sequence and the reverse complement can be any length including zero. When the intervening length is zero, the composite sequence is a palindromic sequence.