Can we incorporate unnatural amino acids into protein using software for graphical image purpose?

I am looking to incorporate a unnatural amino acids which is not available in the swisssidechain database into a protein crystal structure of pdb? I am using chimera 1.14 vis. tool?

26 January 2021 4,064 3 View

I was running Gaussian 09W Programmer in Frequency analysis but Chk File is not opened ?

gaussian frequency analysis was completed but chk file not open, Alpha MO energies Missing in view of the display.

24 January 2021 1,529 2 View

How to obtain the mobility from the EIS data?

Electrochemical impedance spectroscopy

09 August 2020 7,608 2 View

The resistance of the sensor was decreased after doping at room temperature why?

the resistance of the sensor was decreased after doping at room temperature why

18 June 2020 5,636 2 View

How to design of PID controller using ANN?

27 March 2020 5,699 3 View

What are the useful packages of i-vector/x-vector extraction in python?

Hi all, Recently, I have involved in the speaker language identification using i-vector /x-vector based approach. Kindly share any useful packages links in python to compile this research work....

04 February 2020 1,591 2 View

How to use neural network in MPC?

I implemented model predictive control for PMSM in Matlab. I want to incorporate neural network in my work. My system is MIMO system. Give me some suggestions.

14 January 2020 3,542 2 View

Can anyone please suggest some curent research topics in Concrete Technology ?

concrete technology, materials

10 November 2019 8,423 12 View

How to measure the cavity present in an organic molecule ?

Dear researcher, I wish to learn how to measure a cavity or cavity like arrangements present in an organic molecule. For proteins, many more online websites and softwares were available to...

24 August 2019 7,407 2 View

IGD indicator, GD indicator python or julia (MOEA)?

Hello all, Does anybody know any framework/code for IGD indicator, GD indicator in python or julia programming?.Also Is it ok to use a hypervolume indicator when it is biased with respect to...

30 July 2019 2,087 3 View

Buffer to disrupt platelet alpha granules for PF4 quantification?

Hello! I want to quantify by ELISA the secreted (from platelets poor plasma) and the non-secreted (from platelet lysate) PF4 before and after TRAP stimulation. I will use the ELISA from R&D...

03 March 2021 1,499 2 View

Buffer Exchange using column packed with sephadex G-25 effect on protein concentration?

Hello, If i am doing a buffer exchange for an antibody of 1mg/mL, does the elution lose protein in the process of buffer exchange? For example, if i flow through 500 uL of 1mg/mL sample, and...

03 March 2021 6,299 3 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

Why are my bands weird in this Agarose gel?

Can someone please give me some possible things that could go wrong? Here is my recipe: 0.5g Agarose 50 mL of TAE 1x 1 uL ethyl bromide. Gel was run at 100V for 1 hour. The buffer used is also TAE.

01 March 2021 9,952 3 View

What do I do with DLS peaks that are from the buffer?

I'm looking at the aggregation of my protein sample using DLS. Unfortunately, my buffer (20mM HEPES) also results in a set of peaks. These are at approximately 1 and 1000 d.nm. The lowest peak...

01 March 2021 9,015 2 View

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 View

What is the most suitable resuspension buffer for TCA/acetone precipitated protein?

I need to extract protein from fermented carbon sources for Bradford assay. Most researchers experiencing insolubility of pellet in resuspension buffer. Please assist me to select most suitable...

26 February 2021 7,129 3 View

How does charge on working electrode changes with rising potential?

During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...

25 February 2021 7,994 3 View

What urea buffer can i use for biotagged protein extraction from streptavidin beads?

Hi all, I have been doing research on biotagged LDB1 proteins in Mel cells. I purify the proteins using M280 streptavidin beads. The yield is very low so I've been trying to optimize it by...

24 February 2021 5,749 3 View