Stepwise cloning and genetic organization of the seemingly unclonable HgiCII restriction-modification system from Herpetosiphon giganteus strain Hpg9, using PCR technique.
Gene. 1992 Aug 1;117(1):15-22. doi: 10.1016/0378-1119(92)90484-7.
Gene. 1992.
PMID: 1644308