x1 = Auxin
x2 = Cytokinin
x3 = AHP6m
x4 = AHP6p
x5 = IAA2m
x6 = IAA2p
x7 = ARR5m
x8 = ARR5p
x9 = PHBm
x10 = PHBp
x11 = CKX3m
x12 = CKX3p
x13 = PIN3m
x14 = PIN1m
x15 = PIN7m
x16 = miRNA