Restriction enzymes: commercial source

All endonucleases bellow are isoschizomers
Recognition sequence (?): C'CG_G

BsiSI

 Minotech Biotechnology

HapII

 Takara Shuzo Co. Ltd.

HpaII

 Fermentas AB
 SibEnzyme Ltd.
 New England Biolabs
 CHIMERx
 Promega Corporation
 Sigma Chemical Corporationn
 Bangalore Genei
 MRC-Holland
 EURx Ltd.

MspI

 Fermentas AB
 SibEnzyme Ltd.
 Nippon Gene Co., Ltd.
 Takara Shuzo Co. Ltd.
 New England Biolabs
 CHIMERx
 Promega Corporation
 Sigma Chemical Corporationn
 Bangalore Genei
 MRC-Holland
 EURx Ltd.