Xaddidaadda BsaI Endonuclease
Sharaxaada
Enzyme xaddidaadda BsaI waa nooca II xaddidaadda endonuclease oo laga soo qaatay borotiinka dib-u-dhaqaajinta ee ay ku qoran tahay hidda-wadaha BspQI ee Bacillus sphaericus oo uu muujiyey E.coli.Xakamaynta endonucleases ayaa si weyn loogu isticmaalaa khariidaynta hidda-wadaha, cloning iyo meelaha kale.Enzyme Tani waxay si degdeg ah u gooyaa DNA-da si hufan oo toos ah hidda-wadaha Bsa I , xaddidaadda IIs ee xaddidaadda endonuclease xaddidaadda endonuclease, ayaa laga soo qaatay dib-u-soo-kabashada E. coli oo qaada hidda-wadaha BsaI ee cloned iyo wax laga beddelay ee Bacillus stearothermophilus.kuwaas oo si gaar ah u leh enzymes-ka asalka ah iyo dhaqdhaqaaqa xiddigaha oo yaraaday.Siday isugu xigto aqoonsiga iyo goobaha kala-goynta waa sidan soo socota:
5'······GGTCTC(N)······ ··3'
3'······CCAGAG(NNNN)·······5'
Qaab-dhismeedka Kiimikada
Tilmaamaha alaabta
• Xannibaadda endonuclease waxay leedahay firfircooni enzymatic sare leh waxayna si dhakhso ah u dhamaystirtaa falcelinta dheefshiidka.
• Dhaqdhaqaaqa endonuclease oo hooseeya oo aan gaar ahayn si loo hubiyo goynta saxda ah ee "scalpel".
• Ma jiro nidaam BSA, oo yareynaya wasakhowga isha kulaylka.
Tilmaamid
Walxaha Tijaabada | Tilmaamaha |
Dhaqdhaqaaqa Enzyme | 20 U/µL |
Daahirnimada(SDS-BOG) | ≥95% |
Rnase | Midna lama ogaan |
Waxqabadka DNA-ga Aan Gaarka ahayn | Lama ogaan |
Dhaqdhaqaaqa Xiddiga | Lama ogaan |
Dib u dhigista iyo dib u dhigista | Dheefshiidka ka dib, jajabyada DNA-da ayaa la isku xiri karaa.Oo jajabyadan isku xidhan waxa lagu gooyn karaa Bsal. |
Endotoxins (LAL-tijaabada) | ≤10 EU/mg |
E.Coli DNA | ≤1 Nuqul/2U |
Xakamaynta tayada
Nadiifinta ≥ 95%, DNase ma jiro, dhaqdhaqaaqa RNase, Hadhaaga DNA-ga martida loo yahay ≤ 100pg/mg, hadhaaga borotiinka martida loo yahay ≤ -50ppm, hadhaaga endotoxin ≤ 10EU/mg
Codsiga
Nadiifi plasmid-ka si aad u diyaariso jajab DNA oo toosan dhamaadka Poly (A/T/C/G);
Linearize template plasmid ka hor qoraalka in vitro;
Dheefshiidka xaddidan;
Qeexitaan Unug
Hal unug ayaa lagu qeexaa sida qadarka enzyme loo baahan yahay si loo dheefshiido 1 µg oo ah kontoroolka gudaha DNA 1 saac 37°C wadarta mugga falcelinta ee 50 µL
Gaadiidka iyo kaydinta
Gaadiidka:Lagu soo raray -15°C
Kaydinta:Ku kaydi heerkulka -25 ~ -15°C
Lagu taliyay in dib loo tijaabiyo Nolosha:1 sano