Dictionary » B » Blunt-end ligation

Blunt-end ligation

Definition

noun

The process of joining two blunt ends together using an enzyme ligase.


Supplement

This laboratory technique requires ligase since there are no single-stranded overhanging ends for the attachment to form more spontaneously.


See also: blunt-end.


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Re: Ligation and expression trouble

... that could be helpful. 1) Not that I left my ligase on the desk unattended but about your point 1-" if the ligase has been left on the bench ... words how would the CIP help, wouldnt using CIP make more sense in blunt end producing enzymes? I had followed points 4 and 6. Thanks for -Point ...

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by solution
Wed Jul 08, 2009 9:16 pm
 
Forum: Molecular Biology
Topic: Ligation and expression trouble
Replies: 3
Views: 398

Help please! Directional cloning: colonies with WEIRD DNA?

... help with molecular cloning (directional, not blunt end). I've been going at this for 5 months, and I believe ... at room temperature (this is according to protocol on ligation mixture) at 3:1 or 1:1 ratio 4) Transform via either ...

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by walkthewok
Sun Nov 30, 2008 5:41 am
 
Forum: Molecular Biology
Topic: Help please! Directional cloning: colonies with WEIRD DNA?
Replies: 1
Views: 550

problem with cloning using pTYB2

... thread. The intein questions are near the end of it: http://biology-online.org/biology-forum/about12887.html ... well near the ends of linear DNA. I think the ligation didn't work, and my first guess would be ... ligation is going to be a mixed sticky-end and blunt-end ligation. You could try ...

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by blcr11
Tue May 06, 2008 5:08 pm
 
Forum: Molecular Biology
Topic: problem with cloning using pTYB2
Replies: 3
Views: 1306

problem with cloning using pTYB2

... method by IMPACT-CN. NdeI (producing sticky end) and SmaI (blunt end) restriction sites were constructed into primers ... insert (gene) and the vector were used to perform ligation with T4 DNA ligase. Since the expected product ...

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by ripplemm
Mon May 05, 2008 8:57 pm
 
Forum: Molecular Biology
Topic: problem with cloning using pTYB2
Replies: 3
Views: 1306

PEG c.d.

... rate of nucleic acids. •Improves efficiency of end-labeling with T4 Polynucleotide Kinase(1,2). •Used in ligation of blunt ended DNA. •Precipitates bacteriophage ± particles and plasmid ...

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by biznatch
Thu Sep 06, 2007 12:55 am
 
Forum: Molecular Biology
Topic: PEG c.d.
Replies: 7
Views: 1519
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