Bork Group EMBL PolyPhen: prediction of functional effect
of human nsSNPs
PolyPhen (=Polymorphism Phenotyping) is a tool which predicts possible impact of an amino acid substitution on the structure and function of a human protein using straightforward physical and comparative considerations
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PolyPhen description

New! PolyPhen mirror
PolyPhen server at Harvard University

New! SNP data collection
Precomputed data for nsSNPs from dbSNP

SNP data collection
Precomputed data for nsSNPs from HGVbase

References
Papers on the method

snp2prot
A tool to map human DNA variation onto proteins. Please use it if you start with DNA sequences and are not sure whether your SNP is non-synonymous

HNP
Tool to annotate and check Human Nucleotide Polymorphisms

HGVbase
Human Genome Variation database

Examples
Examples of PolyPhen output

Database statistics
Statistics on databases used by PolyPhen

Feedback
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 Protein identifier (ACC or ID) from the SWALL database
 OR

Amino acid sequence in FASTA format

Position   Substitution  AA1   AA2 

  
Query options
Structural database   PQS PDB
Sort hits by   Identity E-value
Map to mismatch   No Yes
Calculate structural parameters   For first hit only For all hits
Calculate contacts   For first hit only For all hits
Minimal alignment length    
Minimal identity in alignment    
Maximal gap length in alignment    
Threshold for contacts     Å