Endonuclease ea Thibelo ea BsaI
Tlhaloso
Enzyme e thibelang BsaI ke mofuta oa II restriction endonuclease e nkiloeng ho recombinant protein encoded ke mofuta oa BspQI ho Bacillus sphaericus e hlahisoang ke E.coli.Li-endonuclease tse thibelang li sebelisoa haholo ho 'mapa oa liphatsa tsa lefutso, cloning le masimong a mang.Enzyme ena e potlakisa ho fokotsa DNA bakeng sa ho etsa liphatsa tsa lefutso tse sebetsang hantle Bsa I , IIs restriction endonuclease restriction endonuclease, e nkiloeng ho mofuta oa recombinant E. coli o jereng mofuta oa BsaI o hlophisitsoeng le o fetotsoeng ho tsoa ho Bacillus stearothermophilus.tse nang le ts'ebetso e ts'oanang le ea li-enzyme tsa tlhaho le ts'ebetso e fokotsehileng ea linaleli.Tatelano ea eona e tsebahalang le liwebsaete tsa cleavage ke tse latelang:
5'······GGTC(N)·········3'
3'······CCAGAG(NNNNN)······5'
Sebopeho sa Lik'hemik'hale
Likarolo tsa sehlahisoa
• Thibelo ea endonuclease e na le ts'ebetso e phahameng ea enzymatic mme e phethela karabelo ea tšilo ea lijo kapele.
• Ts'ebetso e tlase e sa tobang ea endonuclease ho netefatsa ho itšeha "scalpel" ka nepo.
• Ha ho tsamaiso ea BSA, e fokotsang tšilafalo ea mohloli oa mocheso.
Tlhaloso
Lintho tsa Tlhahlobo | Litlhaloso |
Ts'ebetso ea enzyme | 20 U/µL |
Bohloeki(SDS-PAGE) | ≥95% |
Rnase | Ha ho e fumanoeng |
Ts'ebetso e sa Totobalang ea DNase | Ha e fumanwe |
Naleli Mosebetsi | Ha e fumanwe |
Ligation le Recutting | Ka mor'a tšilo ea lijo, likaroloana tsa DNA li ka kopanngoa.'Me likhechana tsena tsa ligated li ka khaoloa hape ka Bsal. |
Endotoxins(tlhahlobo ea LAL) | ≤10 EU/mg |
E.Coli DNA | ≤1 Khopi/2U |
Taolo ea boleng
Bohloeki ≥ 95%, Ha ho DNase, mosebetsi oa RNase, masala a Host DNA ≤ 100pg/mg, masala a protheine a amohelang ≤ -50ppm, masala a endotoxin ≤ 10EU/mg, Ha ho mosebetsi oa protease, nyopa, o se nang mycoplasma
Kopo
Cheka plasmid ho lokisa sekhechana sa DNA se nang le mela qetellong ea Poly (A/T/C/G);
Hlahisa template ea plasmid pele ho mongolo oa in vitro;
Thibelo digest;
Tlhaloso ea Yuniti
Yuniti e le 'ngoe e hlalosoa e le palo ea enzyme e hlokahalang ho sila 1 µg ea DNA ea taolo ea ka hare ka hora e le 1 ho 37 ° C ka kakaretso ea karabelo ea 50 µL.
Lipalangoang le polokelo
Lipalangoang:E romelloa ka tlas'a -15°C
Polokelo:Boloka ho -25~-15°C
E khothalelitsoe ho lekoa hape Bophelo:1 selemo