Classification of G-protein coupled receptors based on support vector machine with maximum relevance minimum redundancy and genetic algorithm

Table 5 The performance of GPCR-SVMFS and GPCRPred at subfamily level

Class A subfamilies	Number of proteins	Q_i/Q(%)
		GPCRPred[14]	GPCR-SVMFS ^a
Amine	221	99.10	100.0
Peptide	381	99.70	99.21
Hormone	25	100.0	100.0
Rhodopsin	183	98.90	99.45
Olfactory	87	100.0	100.0
Prostanoid	38	100.0	100.0
Nucleotide	48	85.40	93.75
Cannabis	11	100.0	90.91
Platelet activating factor	4	100.0	100.0
Gonadotrophin releasing hormone	10	100.0	100.0
Thyrotropin releasing hormone	7	85.70	85.71
Melatonin	13	100.0	100.0
Viral	17	33.30	76.47
Lysospingolipids	9	58.80	100.0
Overall	1054	97.30	98.77

^a In order to consistent with evaluation method of GPCRPred, 2-fold cross-validation is utilized.

ISSN: 1471-2105