User:Karmella Haynes/Notebook/BioBrick cloning/2013/01/15: Difference between revisions

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Line 41: Line 41:
| Reagent || Promega (1,2)  || Promega (3, 4) || NEB (5, 6) || NEB (7, 8) || Roche (9, 10) || Roche (11, 12)
| Reagent || Promega (1,2)  || Promega (3, 4) || NEB (5, 6) || NEB (7, 8) || Roche (9, 10) || Roche (11, 12)
|-
|-
| gg2 pSB1A3 || 1.0 || 1.0 || 1.0 || 1.0 || 1.0 || 1.0  
| gg2 pSB1A3* || 1.0 || 1.0 || 1.0 || 1.0 || 1.0 || 1.0  
|-
|-
| gg3 hPCD || 1.0 || --- || 1.0 || --- || 1.0 || ---  
| gg3 hPCD* || 1.0 || --- || 1.0 || --- || 1.0 || ---  
|-
|-
| gg4 BL01 || 1.0 || --- || 1.0 || --- || 1.0 || ---  
| gg4 BL01* || 1.0 || --- || 1.0 || --- || 1.0 || ---  
|-
|-
| 10x ligase buffer || 1.0 || 1.0|| 1.0 || 1.0|| 5.0 || 5.0
| ligase buffer || 1.0 || 1.0|| 1.0 || 1.0|| 5.0 || 5.0
|-
|-
| NEB T4 lgase || 0.25 || 0.25 || 0.25 || 0.25 || 0.25 || 0.25
| NEB T4 ligase || 0.25 || 0.25 || 0.25 || 0.25 || 0.25 || 0.25
|-
|-
| BsmBI || 0.5 || 0.5 || 0.5 || 0.5 || 0.5 || 0.5
| NEB BsmBI || 0.5 || 0.5 || 0.5 || 0.5 || 0.5 || 0.5
|-
|-
| dH<sub>2</sub>O || 5.25 || 7.25 || 5.25 || 7.25 || 1.25 || 3.25
| dH<sub>2</sub>O || 5.25 || 7.25 || 5.25 || 7.25 || 1.25 || 3.25
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| &nbsp; || 10.0 || 10.0 || 10.0 || 10.0 || 10.0 || 10.0
| &nbsp; || 10.0 || 10.0 || 10.0 || 10.0 || 10.0 || 10.0
|}
|}
Note: *DNA is 20 fmole/μL


Thermal cycler
Thermal cycler
Line 65: Line 66:




* Transformation
* Transformations
** All odd samples: 50 μL '''DH5α-Turbo'''; ice 5 min.; plate on amp agar
** All odd samples: 50 μL '''DH5α-Turbo'''; ice 5 min.; plate on amp agar
** All even samples: 50 μL '''BL21''' in 2.0 mL tubes; ice 2 min.; 42°C 90 sec.; add 800 μL SOC medium; shake @ 37°C 25 min.; pellet @ top speed 3 min.; resuspend in 100 μL amp liq. medium; plate on amp agar
** All even samples: 50 μL '''BL21''' in 2.0 mL tubes; ice 2 min.; 42°C 90 sec.; add 800 μL SOC medium; shake @ 37°C 25 min.; pellet @ top speed 3 min.; resuspend in 100 μL amp liq. medium; plate on amp agar

Revision as of 18:12, 16 January 2013

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01/15/13

  • Golden gate assembly: test different ligase buffers



Golden Gate Assembly optimization

  • Test different buffers
Buffer Tris-HCl MgCl2 DTT ATP
10x Promega 300 mM (pH 7.8) 100 mM 100 mM 10 mM
10x NEB 500 mM (pH 7.5) 100 mM 100 mM 10 mM
2x Roche ? ? ? ?
  • Make Promega buffer from scratch.


  • Golden Gate assembly reactions

1, 2. Promega - hPCD+BL01+pSB1A3
3, 4. Promega - pSB1A3
5, 6. NEB - hPCD+BL01+pSB1A3
7, 8. NEB - pSB1A3
9, 10. Roche - hPCD+BL01+pSB1A3
11, 12. Roche - pSB1A3

Reagent Promega (1,2) Promega (3, 4) NEB (5, 6) NEB (7, 8) Roche (9, 10) Roche (11, 12)
gg2 pSB1A3* 1.0 1.0 1.0 1.0 1.0 1.0
gg3 hPCD* 1.0 --- 1.0 --- 1.0 ---
gg4 BL01* 1.0 --- 1.0 --- 1.0 ---
ligase buffer 1.0 1.0 1.0 1.0 5.0 5.0
NEB T4 ligase 0.25 0.25 0.25 0.25 0.25 0.25
NEB BsmBI 0.5 0.5 0.5 0.5 0.5 0.5
dH2O 5.25 7.25 5.25 7.25 1.25 3.25
  10.0 10.0 10.0 10.0 10.0 10.0

Note: *DNA is 20 fmole/μL

Thermal cycler

  • [45°C, 2 min.; 16°C, 5 min.] x25
  • 60°C, 20 min.
  • 80°C, 20 min.
  • 4°C, ∞


  • Transformations
    • All odd samples: 50 μL DH5α-Turbo; ice 5 min.; plate on amp agar
    • All even samples: 50 μL BL21 in 2.0 mL tubes; ice 2 min.; 42°C 90 sec.; add 800 μL SOC medium; shake @ 37°C 25 min.; pellet @ top speed 3 min.; resuspend in 100 μL amp liq. medium; plate on amp agar