Hyperlinked Tables and PFAM models compared to experimental structures from Briefings in Bioinformatics 2020
Hyperlinked tables
Table 1. Webservers for template-less protein structure prediction. The list follows alphabetical order only.
Server [ref] |
URL |
Underlying methods |
Assessment |
Max. models delivered |
Quality estimate |
Output |
C-QUARK [22] |
ML-assisted contact prediction |
CASP13 [16] |
5 |
Own C-score (QUARK-like) plus estimated TM score and RMSD |
Models and contact map |
|
C-I-TASSER [22] |
ML-assisted contact prediction |
CASP13 [16] |
5 |
Own C-score (I-TASSER-like) plus estimated TM score and RMSD |
Models, predicted contact map, and extended I-TASSER-like analysis (PDB structural matches, gene ontology predictions, predicted ligands, etc.) |
|
RaptorX-Contact [23] |
Contact prediction |
CASP13 [16] |
5 |
Own score plus residue-wise score estimated from CNS restraint violations |
Models and predicted contact map |
|
RaptorX-DeepModeller [23,24] |
Contact and distance prediction |
CASP13 [16] |
5 |
Own score plus residue-wise scores estimated from CNS restraint violations |
Models and predicted contact and distance maps |
|
Robetta [26–28] |
Rosetta assisted by contact predictions and homology modeling using PDB and the Gremlin/Rosetta dataset of Table 2 |
CASP13 [16] |
5 |
Estimated GDTTS for global quality (linearly related to TM score), plus residue-wise quality estimates |
Models, intermediate predictions, quality estimate plots |
|
trRosetta [21] |
Contact, distance and orientation prediction |
Not available; presumably similar to AlphaFold [21] |
5 |
Estimated TM score and RMSD |
Models, predicted contacts, distances and orientations |
Table 2. Databases of precomputed models. See overlap and PFAM coverage in Figure S3; and examples comparing predictions to subsequent structures in Figure S4. The list follows alphabetical order only.
Dataset [ref] |
URL |
Underlying methods |
Quality estimate for models |
Average TM score in our tests |
Additional comments |
DMPfold [32] |
http://bioinf.cs.ucl.ac.uk/downloads/dmpfold/pfam_models.tgz |
Contact predictions from DeepMetaPSICOV, associated server at http://bioinf.cs.ucl.ac.uk/psipred/ |
Estimated TM scores on Github site |
0.54 (9 models) |
Main table includes models expected of high quality, but website includes many more predictions: https://github.com/psipred/DMPfold |
Gremlin/Rosetta, 2015 [30] and 2017 [26] |
https://gremlin2.bakerlab.org/meta/aah4043_final.zip and https://gremlin2.bakerlab.org/struct.php |
Rosetta assisted with contact predictions from Gremlin |
Own scores |
0.80 (12 models) |
Website includes comparisons to actual structures, showing that most are not new folds: https://gremlin2.bakerlab.org/meta_struct.php |
PConsC3 [31] |
PConsC3 server at http://c3.pcons.net/pred/ |
Own scores |
0.51 (13 models) |
See associated server for user submissions and additional data at http://c3.pcons.net/pred/ |
|
Tara3D [33] |
C-I-QUARK server from Table 1 |
Estimated TM scores on authors’ website |
0.53 (9 models) |
Used marine metagenomics. See https://zhanglab.ccmb.med.umich.edu/Tara-3D/ |
|
Modelsearch [34] |
(This website provides a sequence search interface for the datasets above plus others) |
Table S2. Servers for pure contact prediction and coevolution calculations.
Service |
URL |
Reference |
DCA (pure coevolution) |
Morcos et al. PNAS 2011 |
|
DeepMetaPSICOV (contact prediction) |
Kandathil et al. Proteins 2019 |
|
EVCouplings (pure coevolution) |
Marks et al. Plos One 2011 |
|
Gremlin (pure coevolution) |
Anishchenko et al. PNAS 2017 |
Table S3. Servers for modeling predicting contacts between pairs of proteins. Note this technology is less developed than normal contact predictions and results are far less reliable.
Service |
URL |
Reference |
EVComplex |
Zeng et al. Nucleic Acids Res. 2018 |
|
Gremlin complex |
Ovchinnikov et al. eLife 2014 |
|
RaptorX complex |
Hopf TA et al. eLife 2014 |
All links of the tables in this article and SI are available in clickable form at http://lucianoabriata.altervista.org/papersdata/bib2020.html
Modelsearch web app to query sequences on several databases incl. those of models precomputed for PFAM families, all CASP models, models based on SAXS data from SASBDB, integrative models from PDB-Dev, and models compiled from Supporting Information of publications: http://lucianoabriata.altervista.org/modelsearch/