Selected candidate genes identified in the interval of 12 clusters of quantitative trait loci (QTL) using the BLAST2GO software.

a: CHI: chalcone isomerase; CHS: chalcone synthase; DFR: dihydroflavanol 4-reductase; F3'H: flavonoid 3′-hydroxylase; F3'5'H: flavonoids 3',5'-hydroxylase; FLS: flavonols synthase; HCT/HQT: shikimate/quinate hydroxycinnamoyl transferase; UFGT: UDP-glucose 3-glucosyltransferase. b: contig containing the gene on the apple genome browser. c: longest hits which aligned with the sequence. d: numbered of alignment achieved. e: estimator of the quality of the alignment. f: average proportion of sequence similarity. Selected candidate genes identified in the interval of 12 clusters of quantitative trait loci (QTL) using the BLAST2GO software.