From: Genotyping of a gene cluster for production of colibactin and in vitro genotoxicity analysis of Escherichia coli strains obtained from the Japan Collection of Microorganisms
Strain
clb Gene cluster
Genotoxicity (MN test)
JCM1246
–
JCM1649T
JCM5263
+
JCM5491
+a
JCM18426
JCM20114
Nissle 1917
+b