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Conformers in EnzDes

Category: 
Enzyme Design

Hello,

I have two questions concerning conformers in the enzyme design application:

1) Is hydrogen bonding calculated from heavy atoms only or should the conformer library contain, for example, hydroxyl groups with the hydrogen pointed in multiple directions for it to recognize when a hydrogen bond can be formed?

Post Situation: 

the ddg of mutant is same as the wt

Category: 
Design

Hi,
I am trying to find the ddg for my mutant protein-protein complex using the resetta script in calculate_protein_protein_ddg application. I have done it with -ntruct 5 and all of them gave the same values. But I am getting the same value for both the mutant and the WT.I am not sure what's wrong.Can anyone suggest something if they have an idea?

Thanks!

I am uploading my PDB and the score file. Chain A and B represent the 2 protein in the heterodimer respectively.It also has heteroatoms at the end.

Post Situation: 

scorefunction Talaris2013

Category: 
Scoring

Hi,

I'd like to use new scorefunction from article by O'Meara et al., 2015, from JCTC. Acording to supplementary info the published ElecHBv2 is the Talaris2013. There is missing line 'yhh_planarity 0.5' in my installation (in comparison with published article). Should I add this line or is it set there by default? what does this line mean.

thanks,
David

Post Situation: 

Design a peptide linked to small molecule ligand

Category: 
Design

Hi everyone,

I'm trying to design a peptide that binds to an enzyme. The tricky bit is that the peptide needs to be "grown" off of one end of a small molecule ligand that should dock into the active site. The ligand in question has an amide group at one of the ends, and we want to add amino acids to it. It also has a chlorine atom (pdb file attached).

What would be the best way to proceed with this problem? I'm unsure of how to let Rosetta's pepspec application know that it can add amino acids at the amide group.

Post Situation: 

Filter ddg_filter reports failure!

Category: 
Design

Hi,
I am trying to design a higher affinity interface for my protein-protein heterodimeric complex.But I'm getting the error which says "ddg is 0.246217 failing".I'm using the script similar to minpac_optE_premin.xml in the interface_design_demo folder of rosetta_2015.05.57676.

I really need some help to make this work.
Thank you!

p.s- I'll provide any other information if you need

Post Situation: 

Windows Dunbrack10.lib.bin "out dated"

Category: 
PyRosetta

I seem to be having an issue with getting the binary version of the Dunbrack library to load properly in PyRosetta on Windows and I was wondering if anyone knows if there is a fix for it. Obviously it takes about 30 seconds or so to load the Dunbrack libraries from text so it can turn into a rate-limiting step if you have to read these files a lot.

Post Situation: 

ligand docking with rosetta_scripts.linuxgccrelease

Category: 
Small Molecules

I installed the latest rosetta common (rosetta_src_2015.05.57576_bundle.tgz) and tried the following demo with error:
/demos/protocol_capture/2012/ligand_water_docking

setting ligand_soft_rep weight hack_elec to 0.42

ERROR: unrecognized score_type type hack_elec
ERROR:: Exit from: src/core/scoring/ScoreTypeManager.cc line: 477

Error: ERROR: Exception caught by JobDistributor while trying to get pose from job '1HXW_input_0001'
Error:

Post Situation: 

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