Table 3. Top significant pathways for the positional candidate genes located within the QTL for meat color (b) and shear force traits in Yorkshire pigs

Traits	Pathway	p-value1)	Genes
b*	ECM-receptor interaction	< 0.01	IBSP, DMP1, FREM2, DSPP
	Folate biosynthesis	< 0.05	QDPR, PAH
	Hippo signaling pathway	< 0.05	DLG2, FZD4, DLG4, BMP5
	Vitamin B6 metabolism	< 0.05	AOX1
	Phenylalanine, tyrosine and tryptophan biosynthesis	< 0.05	PAH
Shear	Glycosaminoglycan degradation	< 0.01	HYAL1, HYAL3
	Glycerolipid metabolism	< 0.01	DGKB, GPAT3, DGKH
	Phosphatidylinositol signaling system	< 0.05	DGKB, PIP4K2A, DGKH
	Choline metabolism in cancer	< 0.05	SLC44A5, DGKB, DGKH
	Glycerophospholipid metabolism	< 0.05	DGKB, GPAT3, DGKH
	ABC transporters	< 0.05	ABCA1, ABCC8

Nominal p-value.
QTLs, quantitative trait loci; ECM, extracellular matrix.