Table 1. The primers used in the research.

Primer name	Forward primer	Reverse primer	Usage
GSbCCR1	CATCACTCGACCGCACATAC	CAGCCAGCGAACAAACACTA	Gene cloning
GSbCCR2-1	TCAGACTAATAACCCGCCTAG	GCAGTATCAGCGTTGGAAA
GSbCCR2-2	TCTTTCCGCTTCCACCGAT	GACTGCCAAAATTTAATAACCAA
SSbCCR1	CGGACTAGTATGACCGTCGTCGAC	TCCCCCGGGCGCACGGATGGCGAT	Subcellular localization
SSbCCR2-1	CGGACTAGTATGCCAACAGCAGAG	CGCGGATCCTGATTTGTGGAGTTG
SSbCCR2-2	CGGACTAGTATGGCCGTCGTCGTG	TCCCCCGGGAAGTTTTGAAATCAA
YSbCCR1	ATGCTGCTCGAGAAGGGATACAC	GTTCTTCGGGTCATCTGGGTTC	qRT-PCR
YSbCCR2-1	ACCCACAAAGTGCAAGGACGAC	CCGCTGGTTCGTGAACTTGTATCC
YSbCCR2-2	GGAGTACCCTATTCCGACAAGGTG	GCACTGGCGTGAACTTGATTCC