[gmx-users] Linking MYR residue to N-terminus using pdb2gmx

2020-03-13 Thread Billy Williams-Noonan
Hi Experts, This is a long-ish e-mail so thank you very much for your time I am using the GROMACS compatible charmm36 forcefield for betapeptides described here: https://gitlab.com/awacha/charmm-beta.ff In merged.rtp I have redefined the MYR residue hoping I could link it to the N-terminus of my

[gmx-users] Can you help regarding this

2020-03-13 Thread Kushal Roy
GROMACS is written by: Emile Apol Rossen Apostolov Paul Bauer Herman J.C. Berendsen Par BjelkmarAldert van Buuren Rudi van Drunen Anton Feenstra Gerrit GroenhofAleksei Iupinov Christoph Junghans Anca Hamuraru Vincent Hindriksen

Re: [gmx-users] Gromacs Install problem

2020-03-13 Thread Alexander Tzanov
The new version from March 2020.1 is buggy. Try version 2020. There is another bug in multidimensional array ... Alex On Mar 13, 2020 1:54 PM, xuan Zhang wrote: Hi, When I install the Gromacs on Linux, the cmake occurs error like below. I am a newer on this software. I appreciate very much tha

Re: [gmx-users] Gromacs Install problem

2020-03-13 Thread Alexander Tzanov
For that error you may use normal and better Intel compiler or gcc above 6.3. The 2020.1 compiles well after correcting stupid bug in multidimensional array routine and with use of Intel 19 and gcc above 6. I use 7.3 Your compiler is too old to support C++14 but there other problem as well Alex

Re: [gmx-users] Gromacs Install problem

2020-03-13 Thread xuan Zhang
Hi, For now, I have added the compiler to cmake and it works. But in the *make *step, the errors were shown as below. Thank you very much. Best regards, Xuan src/gromacs/CMakeFiles/lmfit_objlib.dir/build.make:79: recipe for target 'src/gromacs/CMakeFiles/lmfit_objlib.dir/__/external/lmfit/lmmin.

Re: [gmx-users] checkpoint files with replica exchange/ -multidir

2020-03-13 Thread Daniel Burns
I started another run to check exchanges after letting the systems equilibrate more. I made the input by using grompp with the .cpt file - now they are exchanging 100% of the time. Each file was grompped with it's own original tpr and cpt file - I can't figure out what's happening. Dan On

[gmx-users] Gromacs Install problem

2020-03-13 Thread xuan Zhang
Hi, When I install the Gromacs on Linux, the cmake occurs error like below. I am a newer on this software. I appreciate very much that you can help me. Best regards, Xuan **/gromacs-2020.1/build$ cmake .. -DGMX_BUILD_OWN_FFTW=ON -DREGRESSIONTEST_DOWNLOAD=ON CMake Error at cmake/FindLibSt

[gmx-users] Regarding sg parameter

2020-03-13 Thread Omkar Singh
Hello all, 1. Can anyone help me for making a ndx file for calculating the sg parameter for water? 2. How can i select water between first and second minima of Solvation shells? Thank you -- Gromacs Users mailing list * Please search the archive at http://www.gromacs.org/Support/Mailing_Lists/G

[gmx-users] Regarding parameters for Bromine ion in Charmm36 FF

2020-03-13 Thread Dilip.H.N
Hello all, In charmm36 FF of gromacs among the halogens only chlorine ion (Cl-) parameter is defined but parameters for Fluorine (F-), Bromine (Br-), Iodine (I-) anions are not defined. So, can anybody kindly help regarding getting the parameters of Fluorine (F-), Bromine (Br-), Iodine (I-) anio