Can anyone give the protein purification protocol by soniaction?

Hi I want to purified a protein for BL21 by sonication. i need the new protocol about that thank you

06 July 2018 7,443 1 View

How can i identify phosphate catalysis enzyme genes and isolate them,then produce one of this enzymes?

31 December 2015 2,367 0 View

I have partial sequence of a gene for an enzyme .how can i find CDS and entire sequence of this enzyme ?

I'm trying to search and find CDS and complete sequence of an enzyme . I have accession number of this enzyme ,the NCBI give me partial sequence so I want to find complete sequence . can you help...

09 October 2015 6,848 2 View

I want to extract RNA by biozol , can you help me?

08 September 2015 1,631 0 View

Do you know the feature selection Codes for Hybrid approach filter_wrapper Algorithms?

i means of feature selection is the feature selection in microarrays data and application of Hybrids filter and wrapper Methods for feture selection. and i want the Code Matlab for this issues....

02 March 2015 995 2 View

Do you know about Algorithm matlab codes for feature selection?

I need this for my thesis

02 March 2015 8,074 4 View

What can i do to elongation of shoots for canola in media culture ?

01 January 1970 7,673 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What's the concentration recommend for recombinant protein use in western blotting?

I'm currently working having problem with the concentration for recombinant protein use in western blot, the one been used is Recombinant Human CD19 Fc Chimera Protein-rndsystem which does not...

24 February 2021 8,514 3 View

Sanger Sequencing results not matching experimental results of Restriction Digestion, colony PCR and protein expression?

I have cloned two domains of a gene into two bacterial vectors using cut and paste cloning with different RE sites. I checked the putative clones by colony PCR and Restriction Digestion (fallouts...

18 February 2021 6,736 4 View

Will SARS-CoV-2 Spike be broken into S1 and S2 by denaturing conditions?

Hello, I am performing a western blot of my SARS-CoV-2 Spike-pseudotyped lentiviral particles. I denature my virus by adding concentrated virus to 2X Laemmli buffer at 1:1, then boiling for...

17 February 2021 4,844 4 View

Kinetics of Enzyme production in Recombinant E Coli?

Hello, I am trying to find kinetic information (such as rate of enzyme production etc.) on the expression of taq polymerase in E-Coli after inserting a recombinant plasmid. Any help would be...

12 February 2021 1,386 3 View

Is it possible to quantify recombinant protein in the supernatant using SDS PAGE ?

I would like to quantify a recombinant protein (with native signal sequence) secreted by Pichia pastoris using the SDS PAGE. Since my standard protein (plant origin) is not pure, I would like to...

07 February 2021 3,880 9 View

How to measure the concentration of a labeled protein with no tryptophan or tyrosines?

Hey I'm trying to measure the concentration of a protein I've purified and then labeled with Atto 647 flourescent dye. The protein has no tryptophans or tyrosines (although does have...

04 February 2021 4,482 4 View

Does DNA A-tailing survive after agarose gel electrophoresis and purification?

Hi everyone, I need to clone in pGEM-T vector the result of amplifying a metagenomic library by PCR with a high fidelity polymerase but I only want to clone the fragments of an specific size...

04 February 2021 6,051 8 View

How to prepare protein samples in EMSA assay?

Recently l was studying EMSA assay, but l didn't find any detailed information about protein sample. we can use two kinds of protein, including crude protein extracts and recombinant proteins. but...

02 February 2021 10,047 3 View

Why RFLP Digestion looks in this way?

01 February 2021 9,576 3 View