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I need some help for using pHDock applications(histidine protonation / pH-dependent binding)

Category: 
Docking

Hi everyone

I'm beginner of ROSETTA/Linux commandline, so please explain problems easily

I can model protonated histidine residue(HIS_P?) by docking_prepack application

Post Situation: 

RosettaRemodel gives no increased output when setting higher -num_trajectory

Category: 
Design

I am trying to design a helical linker between two strongly interacting subunits that connects their termini using RosettaRemodel.

I am running remodel with the following flags in mpi mode and get the desired output (around 2-4 structures with -num_trajectory 32). However when I increase -num_trajectory to e.g. 1000 I still get only around 2-4 strucures out (named 1.pdb 2.pdb ...). while computation time increases drastically.

Post Situation: 

I used mpirun/mpiexec and it runs same job 32times

Category: 
Compilation

First, I'm sorry for my poor english.

I compiled rosetta applications via mpi options

(/home/ael/Desktop/rosetta_bin_linux_2020.28.61328_bundle/main/source/bin/relax.mpi.linuxgccrelease)

and I tried to use relax application to prepare structure

Then, when i start relax application, my cpus (16cores, 32threads) rus fully and it calculates same calculations 32times

(one output pdbs and 32 scores in .sc file)

how can i solve this problems?

 

Post Situation: 

loop modelling on complex structure

Category: 
Loop Modeling

Hi,

I'm using next-generation kIC to model one loop , which interacts with another subunit in the hetero-trimer complex.

I'd like to input the whole 3-chain structure for loop modelling as adjacent subunit could stabilize the loop conformation because of the interaction.

But I've got no idea where I can designate the chain for loop modelling if I input multi-chain structure?

Could anyone please give me some ideas?

Thanks a lot,

Tianyang

Post Situation: 

When using "screening job files" in small molecule-docking I get: Residue type already exists in the cache Error

Category: 
Small Molecules

Hi everyone, 

I detected an issue with the small molecule-docking application using rosetta scripts and the setup for doing large-sized libraries screening. In this set up you generally use a "screening_job_file" input that specifies which combination of ligand and protein structures will be used during the simulation. This file looks something like this:

Post Situation: 

Pepspec Anchor Dock

Category: 
Design

Good evening, I want to use the pepspec anchor dock application and I am using the following flags file:
-ignore_unrecognized_res
-pepspec :: no_prepack_prot
-pepspec :: anchor_type PRO
-pepspec :: prep_align_prot_to input / 1CKA.nopep.pdb
-s input / 1CKA.nopep.pdb
-pepspec :: ref_pdb_list input / homol.pdblist
-restore_pre_talaris_2013_behavior
-score :: weights pre_talaris_2013_standard.wts
-pepspec :: soft_wts soft_rep.wts
-pepspec :: interface_cutoff 6
-pepspec :: n_dock_loop 1

Post Situation: 

FlexPepDocking

Category: 
Docking

Hello,

I have recieved this warning when trying to use FlexPepDocking refinement protocol for a tyrosine phosphorylated peptide.

core.util.switchresiduetypeset: (0) [ WARNING ] When switching to centroid mode, a normal replacement type for residue TYR:phosphorylated can't be found.

core.util.switchresiduetypeset: (0) [ WARNING ]     an autogenerated replacement type is being used instead.

Post Situation: 

'standard.wts' does not exist

Category: 
Scoring

Hi all,

I am trying to run the Pepsec demo and I got the following error:

ERROR: Unable to open weights/patch file. None of (./)standard.wts or (./)standard.wts.wts or /mnt/d/Softwares/Rosetta/rosetta_src_2020.08.61146_bundle/main/database/scoring/weights/standard.wts or /mnt/d/Softwares/Rosetta/rosetta_src_2020.08.61146_bundle/main/database/scoring/weights/standard.wts.wts exist
ERROR:: Exit from: src/core/scoring/ScoreFunction.cc line: 3461

Post Situation: 

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