Gadzira shanduro yakaoma zvikuru yemutsara uyu Mushure mokupinda murutsanga, DNA polymerase inowedzera mugumo worutsanga runopinda 3'nokugadzira DNA itsva.
Chokwadika, shanduro yakaoma kunzwisisa zvikuru yemutsara wacho ndeiyi "Pashure pokupinda mutsetse, DNA polymerase inowedzera 3' mutsetse unopinda, ichichinja D - loop kuita chimiro chine chimiro chemuchinjikwa chinozivikanwa seHolliday junction".