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Error in Hybridize of Rosetta Comparative Modeling.

Category: 
Structure prediction

After threading my target fasta on template pdb, I ran Hybridyze rosetta_scripts. The terminal stopped in the error "Segmentation fault: 11". I checked my command line and input files, and tried to find out what was going wrong, but I had no idea to find out what the problem was. All the tracebacks are listed below.

 

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zpro:3-hybridize zzl$ /Users/zzl/rosetta_bin_mac_2019.22.60749_bundle/main/source/bin/rosetta_scripts.mpi.macosclangrelease @rosetta_cm.options

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Errors in Interface design  

Category: 
Design

Hello there, Now I'm trying to optimize the protein sequence at binding interface for increased affinity to its target. A complex structure was previously solved by X-ray crystallography (PDB 3rh8). To make their affinity higher, I would like to design the protein sequence at both sides. Meiler Lab provides a step-by-step tutorial at his website (http://www.meilerlab.org/index.php/rosetta-tutorials). According to his tutorial, I tried, but I found something like error.

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Rosetta get_fa_scorefxn()

Category: 
PyRosetta

I am using PyRosetta to minimize several complexes and obtain the rosetta calculated energy values. In order to obtain all the rosetta scoring terms, I am using the get_fa_scorefxn function. Whereas I want to retain all the scoring terms, the only option that seems available to see all of them is with the following lines:

scorefxn = get_fa_scorefxn()

pose = pose_from_pdb(<minimized_complex_pdb>)

scorefxn.show(pose)

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AbInitioRelax.mpi Hangs - Waiting for Job Request

Category: 
Structure prediction

Hi guys,

 

I recently downloaded and compiled Rosetta with MPI capabilities to take advantage of the 32 core processor we have on our workstation. Compilation went well, and I can call protocols - but they all seem to hang.

 

To help narrow things down, I am working out of the DeNovo Structure Prediction tutorial demo directory - I can call the protocol and it seems to start running as normal:

 

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An error with score app

Category: 
Scoring

Hello, I am trying the score app in the tutorials and meet an fatal error.

I work on CentOS 7 and my rosetta version is rosetta_src_2019.40.60963_bundle.

At first, I just used the command given by the instruction, it is:

score.mpi.linuxgccrelease -in:file:s input_files/1qys.pdb -in:file:native input_files/from_rcsb/1qys.pdb -ignore_waters

however, it stoped after a few seconds and the last lines of log is:

 

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Alanine Scanning for 1 Protein (no interface)

Category: 
Design
Scoring
Enzyme Design

Hi, does anyone know how to do alanine scanning for just one protein?

I looked at different movers for RosettaScripts, like ddgScan, AlaScan, and ddg. Can any of these be used for a single protein with no interface? I want to see which protein residues are good targets for mutation.

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change number of output pose files written out (default=50) in ligand docking XML script

Category: 
Docking

Using the Rosetta docking tutorial XML script as a reference, see below, how can the number of output pose files be changed? It seems there is a default of 50 files set somewhere but unfortunately I cannot find where to overwrite it and can't seem to find any references to it online. I suspect there is a trivial answer to this and I'm just missing the obvious.

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rosetta mpi build

Category: 
Compilation

I'm trying to build rosetta with mpi and found that because of file `src/utility/crash_report.cc` line 178 lacks semicolon at the end of the line it fails to build.

This happens with version 3.11 and 2019.40 (latest).

And I want to ask that is it able to build rosetta with cmake?

I'm currently trying to build by cmake at directory `cmake/build_sharedmpi` with ninja and intel compiler but it fails to build.

Is there any suitable compiler for the build?(maybe gcc?)

 

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denovo modelling on a virus-coat protein dimer

Category: 
Loop Modeling

I am new to denovo modelling so your help will be greatly appreciated. 

 

I have a density map for a coat protein dimer of a virus (no previous structure of same or similar virus is known so homology is not an option). The two chains seem to swap domain so i cannot segment the dimer further. Rosetta seems incapable to handling a dimer for denovo modelling (each chain is 410 AA long) so i used phenix.map_to_model to get a partial map. 

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