Restriction site in Enzyme Source organism double-stranded DNA EcoRI Echerichia coli 5" -G-A-A-T-T-C. -C-T-T-A-A-G- 51 m EcoRII E.coli 5· GCeT-G-G-C- -C-G-G-A-C-C-G- 5 部分常用限制酶及切点 m个 Hindil Haemophilus 5 -G-T-Py-Pu-A-C- influenzae -C-A-Pu-Py-T-G- ↑ Findl H.infuenzae 5 -A-A-G-C-T-T- -T-T-C-G-A-A- 5 个m Haelll FI.aegyptius 5 O-G-C-C- ---雪 54 Hpell H.parainfluenzae C-C-G-G- G-G-C-C 5 Pstl Providencia 5 -C-T-G-C-A-G- stuartii -G-A-C-G-T-C-5 Smal Serratia 5'-c-C-C-G-G-G- a产CSCe2国 G-G-Gi-●--●-5 Barl Bacilfus 5, -G-G-A.T-C-C. amnylollquefactens -C-C-T-A-G-G5 Bgill B.globiggi A-G-A-TCT 51 9部分常用限制酶及切点 9