Table 4. Differentially expressed transcription factors associated with chlorophyll biosynthesis in Pennisetum setaceum ‘Rubrum’.

Transcription factor family	Gene ID	log2 Ratio(T1/T0)	Symbol	Gene annotation
PIFs	Unigene0051109	-1.16	PIF1	PREDICTED: ATP-dependent DNA helicase PIF1-like [Oryza sativa Japonica group]
	Unigene0051114	-1.98	PIF1	PREDICTED: ATP-dependent DNA helicase PIF1-like [Oryza sativa Japonica group]
	Unigene0075348	-1.56	PIF1	helicase-like protein [Oryza sativa Japonica group]
	Unigene0031361	-2.10	PIF3	Helix-loop-helix DNA-binding domain containing protein [Oryza sativa Japonica group]
	Unigene0019008	-1.78	PIF6	ATP-dependent DNA helicase PIF6-like [Aegilops tauschii subsp. tauschii] [Aegilops tauschii]