BsaI Restriction Endonuclease
Fa'amatalaga
O le BsaI restriction enzyme o se ituaiga II restriction endonuclease e maua mai i le polotini recombinant ua fa'ailogaina e le gene BspQI i Bacillus sphaericus fa'aalia e E.coli.Fa'atapula'a endonucleases o lo'o fa'aaogaina lautele i fa'afanua o kenera, fa'a-cloning ma isi matā'upu.O lenei enzyme e vave tipiina le DNA mo le faʻaogaina lelei ole gene Bsa I, o le IIs restriction endonuclease restriction endonuclease, e maua mai i le recombinant E. coli strain o loʻo tauaveina le gene BsaI faʻapipiʻi ma suia mai le Bacillus stearothermophilus.o lo'o i ai le tulaga fa'apitoa e pei o enzymes fa'ale-aganu'u ma fa'aitiitia le gaioiga o fetu.O lona fa'asologa fa'ailoga ma nofoaga va'aiga e fa'apea:
5'·····GGTCTC(N)······ ··3'
3'······CCAGAG(NNNNNN)······5'
Fa'atonuga vaila'au
Fa'ailoga oloa
• O le endonuclease fa'atapula'a e maualuga le gaioioiga fa'ama'i ma fa'amae'a fa'ato'a fa'atosina vave.
• Fa'aitiitia le fa'aogaina ole endonuclease e fa'amautinoa ai le tipiina o le "scalpel".
• Leai se faiga BSA, fa'aitiitia ai le fa'aleagaina o le vevela.
Fa'amatalaga
Mea Su'ega | Fa'amatalaga |
Gaoioiga Enzyme | 20 U/µL |
Mama (SDS-PAGE) | ≥95% |
Rnase | Leai se mea na iloa |
Gaoioiga DNase Le'o Fa'apitoa | Le iloa |
Fetu Gaoioiga | Le iloa |
Ligation ma Recutting | A maeʻa le faʻamaʻiina, e mafai ona faʻapipiʻi vaega o DNA.Ma e mafai ona toe tipiina nei fasi vaega i le Bsal. |
Endotoxins(su'ega LAL) | ≤10 EU/mg |
E.Coli DNA | ≤1 Kopi/2U |
Pulea lelei
Mama ≥ 95%, Leai se DNase, RNase gaoioiga, Host DNA toega ≤ 100pg/mg, fa'ato'aga polotini talimalo ≤ -50ppm, endotoxin toega ≤ 10EU/mg, Leai se protease gaoioiga, sterile, saoloto mai mycoplasma
Fa'atatauga
Eli le plasmid e saunia ai se fasi vaega DNA laina i le pito o le Poly (A/T/C/G);
Linearize plasmid template a'o le'i tusia i totonu o le vitro;
Fa'atapula'a fa'aliga;
Fa'amatalaga Vaega
E tasi le iunite o loʻo faʻamatalaina o le aofaʻi o le enzyme e manaʻomia e faʻafefe ai le 1 µg o le Internal Control DNA i le 1 itula i le 37°C i le aofaʻi o le tali o le 50 μL.
Felauaiga ma le teuina
Felauaiga:La'u i lalo -15°C
Teuina:Teu i le -25~-15°C
Fautuaina le toe su'ega Olaga:1 tausaga