Databases
open in new windowCATH
Hierarchical classification database
open in new windowCOPS Classification of protein structures by quantification structural similarities
open in new windowSCOP
Hierarchical classification database
open in new windowPTGL Protein topologies databas
open in new windowThe Dali Database
Fold classification based on structure-structure alignment of proteins
Topology Visualization
TOPS
Protein topology cartoon server. This web service allows to submit a protein structure for calculation and presentation of topology cartoon.
   
Fold Comparison and Identification Servers
Server Comparison Method Database used
open in new windowCathedral server
Graph theory-based approach to align SSEs and residue based refinement
CATH
open in new windowCE
Combinatorial Extension
PDB representatives
open in new windowDali Server
Residue-residue distance matrices
PDB
MATRAS
Markov transition model of evolution
SCOP or PDB subsets
open in new windowPRIDE2
Cα-Cα distance comparison
CATH or PDB subsets
open in new windowSSM
Secondary structure matching
SCOP or PDB
open in new windowTOPSCAN
Comparing topology strings. Useful as a preliminary screen
Library of topology strings built from the PDB
TOPS server Comparing topology representation (TOPS diagram)
Library of TOPS diagrams built from the PDB
open in new windowVAST
Graph theory-based approach to align SSEs
PDB subsets
open in new windowVorolign
Comparing Voronoi-contacts in the protein structure
PDB subsets
   
See also our structural comparison tool collection  
   
Miscellaneous
open in new windowpKNOT
A tool to check structures for knots and to visualize them.
open in new windowProtein Knots
A tool to check structures for knots and to visualize them.