POLYCOS VECTORS - A SYSTEM FOR PACKAGING FILAMENTOUS PHAGE AND PHAGEMID VECTORS USING LAMBDA-PHAGE PACKAGING EXTRACTS

被引:5
作者
ALTINGMEES, MA [1 ]
SHORT, JM [1 ]
机构
[1] STRATAGENE,LA JOLLA,CA 92037
关键词
EXCISION; POLYMER; CONCATEMER; CLONING; PHAGE DISPLAY; EPITOPE; COS; ZAP;
D O I
10.1016/0378-1119(93)90256-3
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
A new class of hybrid vectors,'polycos' vectors, incorporate a phage lambda cos site and filamentous phage origin to allow high-efficiency cloning via in vitro lambda packaging extracts. The head-filling mechanism of cos site recognition by lambda. packaging proteins permits concatemers of several of these small cos-containing vectors to be packaged per phage particle. Excision of vector monomers after infection is accomplished via a lambda ZAP-like M13 excision process. This system has the advantage of adapting high-efficiency lambda packaging extracts to M13 and phagemid cloning vectors.
引用
收藏
页码:93 / 100
页数:8
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