What is the extinction coefficient of NADH and NAD+ at 280 nm?

31 December 2016 9,507 0 View

What is the difference between BLR and BLR (DE3)?

I am pretty new in the field of protein purification. Normally I use AHT (anhydrotetracycline) to induce E coli BLR strain and p-ask-IBA3 as vector. Is there any difference between using BLR and...

11 December 2016 7,496 4 View

Which computational software is suitable to calculate the binding energy of water molecules?

I would like to get the binding energy of water molecules. Does anybody know a free software or a way to do it (such as is pymol)?

09 October 2016 3,318 0 View

What is the most efficient method to make a complex of two molecules?

08 September 2016 9,112 4 View

How to design a DNA sequence from an already known protein one?

What I normally do is get the protein primary sequence from the PDB and I order the right sequence of the DNA from the company. Any suggestion/tutorial?

08 September 2016 7,635 4 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View