Table 1.

Bombyx neuropeptide GPCRs analyzed in this study

GPCR name	Drosophila orthologs (ligands)	PG Expression	Functional features and characteristics
BNGR-A15	CG14484 [MIP/AST-B] (21)	No (20)	No response to PTSPs at up to 10−5 M
BNGR-A14	CG14593	No (20)	No response to PTSPs at up to 10−5 M; BNGR-A15 paralog
BNGR-B4	No obvious ortholog	Yes (20)	No response to PTSPs, PTTH, BMS, or BRFas at up to 10−5 M
BMSR	CG8985, CG13803 [DMS] (21, 22)	Yes (20)	No response to PTSPs; high and moderate response to BMS and BRFas, respectively (6, 7)
SPR (PTSPR)	CG16752 [SP] (23)	Yes	High response to PTSPs

DMS, dromyosuppressin. Expression analysis and functional characterizations were conducted in this study unless specifically referenced.