NGSF°¡ ¾Æ´Ñ Çü½ÄÀÇ ½ÃÄö½º Æ÷¸äÀ» ÀÔ·ÂÇϸé ENDS¸¦ Blunt·Î ÀνÄÇÕ´Ï´Ù. Circular SequenceÀÇ °æ¿ì ¹ÝÀÀÇÏÁö ¾Ê°í ¿øº» ½ÃÄö½º¸¦ ¸®ÅÏÇÕ´Ï´Ù.
cohesive endÀÇ ÀÎ½Ä : NGSF(Neurogenex Sequence Format) ENDS ÂüÁ¶
T4 DNA Polymerase : 5'ÀÌ overhangµÈ end´Â ä¿ö¼ Blunt end¸¦ ¸¸µé°í, 3'ÀÌ overhangµÈ end´Â overhangºÎºÐÀ» Àß·¡³»¼ Blunt end¸¦ ¸¸µç´Ù.
Klenow Fragment : 5'ÀÌ overhangµÈ end¸¦ ä¿ö¼ Blunt end¸¦ ¸¸µç´Ù.