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. Author manuscript; available in PMC: 2014 Feb 1.
Published in final edited form as: Proteins. 2012 Nov 5;81(2):199–213. doi: 10.1002/prot.24176

Table VI.

The performance of PSSM and surface area terms using kernel density classification functions

Features TPR TNR PPV NPV ACC BACC
Surface area from highest resolution biological assembly Global cutoff for BA surface area 73.0 62.2 78.9 54.2 69.3 67.6
Global cutoff for monomer surface area 62.7 67.0 78.7 48.1 64.2 64.9
Wildtype-specific cutoffs for BA 74.2 63.6 79.8 55.9 70.6 68.9
Wildtype-specific cutoffs for Monomer 62.9 69.0 79.8 48.9 65.0 66.0

Surface area from multiple biological assemblies Single BA surface area 72.3 65.4 79.5 55.9 69.9 68.8
Single monomer surface area 66.4 67.8 79.3 52.1 66.9 67.1
Minimal BA surface area 75.9 63.5 79.4 58.7 71.6 69.7
Minimal monomer surface area 66.8 67.1 79.0 52.1 66.9 67.0
Maximal BA surface area 67.4 67.6 79.4 52.8 67.5 67.5
Maximal monomer surface area 64.6 67.4 78.6 50.7 65.6 66.0
Averaged BA surface area 74.5 64.6 79.6 57.7 71.0 69.5
Averaged monomer surface area 67.7 67.1 79.3 52.8 67.5 67.4

Surface area from homo and hetero biological assemblies Surface area in homo BA 78.2 61.5 80.0 59.0 72.6 69.9
Surface area in homo monomer 72.4 64.0 79.8 54.2 69.6 68.2
Surface area in hetero BA 77.2 61.0 79.5 57.6 71.7 69.1
Surface area in hetero monomer 72.0 63.3 79.4 53.5 69.1 67.6

PSSM scores Wildtype residue PSSM score 70.7 71.4 67.4 74.5 71.1 71.1
Mutant residue PSSM score 66.8 79.6 73.3 74.2 73.8 73.2
dPSSM (Wildtype – mutant PSSM) 76.0 79.0 75.2 79.8 77.7 77.5
Best of six kernel probabilities 70.4 84.4 79.0 77.3 78.0 77.4

dPSSM from data set balanced for each wildtype amino acid type Global dPSSM cutoff 73.4 75.5 75.0 73.9 - 74.4
Wildtype-specific dPSSM cutoffs 73.4 79.3 78.0 74.9 - 76.3

dPSSM from data set balanced for each mutant amino acid type Global dPSSM cutoff 74.5 77.4 76.7 75.2 - 75.9
Mutant-specific dPSSM cutoffs 72.8 80.8 79.1 74.8 - 76.8

“BA” = biological assembly

The best method in each section for each accuracy measure is shown in bold italic type.