Table 5. Differentially expressed transcription factors associated with anthocyanin biosynthesis in Pennisetum setaceum ‘Rubrum’.

Transcription factor family	Gene ID	log2 Ratio (T1/T0)	Symbol	Gene annotation
MYB	Unigene0053710	1.10	MYB1	R2R3-MYB transcription factor MYB4 [Cenchrus purpureus]
	Unigene0012779	-5.71	C1	Anthocyanin regulatory C1 protein [Dichanthelium oligosanthes]
bHLH	Unigene0063953	1.67	R-S	PREDICTED: anthocyanin regulatory R-S protein-like [Setaria italica]
	Unigene0063954	-1.08	R-S	PREDICTED: anthocyanin regulatory R-S protein-like [Setaria italica]