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Questions related from Ketul Saharan
Hello everyone We are building an atomic structure model against a cryo-EM map of AAA+ ATPase. Considering that AAA+ polymerizes when ATP is added, we collected data for AAA+ mixed with ATP. Our...
05 April 2024 4,672 2 View
Hi all, I am working on a cryo em map of a multi domain protein. I am using alpha-fold structure model to fit in the cryo em map. However, due to conformational flexibility the whole multi-domain...
09 December 2023 5,915 1 View
I am planing for cryo-em of a AAA+ ATPase (natively hexamer of 360 Kda) properties> forms multimer of hexamer at concentration above 2mg/ml and below Nacl 500mM. Also show denaturation on...
16 October 2018 9,810 1 View
I was doing expression test for a protein. Of gene which I cloned in pETM41 vector and expressing in E. Coli system. When I grown the culture at 20 degree Celsius induced with .5 ,0.25, .125 mM....
16 June 2018 2,502 9 View
Hello, I was doing limited proteolysis of a protein to purify certain domain and i have optimized with 500:1 of protein to protease (trypsin). i took 2000ug(6mg/ml) (333ul) protein and 4 ug...
10 June 2018 7,534 8 View
I have cloned a mycobacterial gene in pETM41 vector, in E coli EXPRESSION SYSTEM, protein expression was there but it is 44 kDa instead of 86 kDa because of premature termination during...
08 June 2018 1,835 4 View
I have bacterial culture of BL21 DE3 transformed with pET28a containing the gene of interest, stored in 4 degree Celsius from 4 months. Do i use culture stored at 4 degree or glycerol stock stored...
27 May 2018 390 6 View