Establishment of a host-vector system in Bacillus megaterium strain NK84-0128, an oxetanocin A producer

被引:1
作者
Morita, M
Tomita, K
Sato, S
Morino, T
机构
[1] Research and Development Division, Pharmaceuticals Group, Nippon Kayaku Co, Tokyo, 115, 3–31–12 Shimo, Kita-ku
关键词
host-vector system; Bacillus megaterium; oxetanocin A; protoplast transformation; chloramphenicol acetyltransferase gene;
D O I
10.1271/bbb.60.1020
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
A host-vector system was constructed in Bacillus megaterium strain NK84-0128, an oxetanocin A producer. The replication origin of an endogeneous plasmid, P-4, was used to construct a potential plasmid vector, pSM5, which had a chloramphenicol resistance gene as a selective marker. Plasmid transformation by a protoplast method was used in B. megaterium strain NK84-0128. The maximum transformation frequency attained with the pSM5 plasmid was 2.0 x 10(4) cfu/mu g DNA.
引用
收藏
页码:1020 / 1022
页数:3
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