Targeting dei tioli cisteina per in Vitro site-specific glicosilazione delle proteine ricombinanti

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11:25 min

October 4th, 2017

10.3791/56302-v

October 4th, 2017

6.1K views

Le analisi biochimiche e strutturali delle proteine glicosilate richiedono relativamente grandi quantità di campioni omogenei. Qui, presentiamo un efficiente metodo chimico per site-specific glicosilazione delle proteine ricombinanti purificate da batteri prendendo di mira i tioli reattivi di Cys.

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Site specific Glycosylation

Chapters in this video

0:05

Title

1:09

Polymerase Chain Reaction (PCR)-mediated Site-directed Mutagenesis

3:44

Uniform 15N-labeled Protein Expression in BL21 ΔE3 E. coli

5:24

Purification of Recombinant Protein from E. coli

7:50

Chemical Attachment of Glucose-5-MTS to Protein by Dialysis

8:48

Results: Site-selective Cys Mutation Followed by In Vitro Glycosylation in STIM1 EF-SAM Protein

10:11

Conclusion

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