Table 6.

Regulation of subsystems in the segment polarity network model

Subsystem	Regulation set
S A	$\mathbb{S}$ = {SA, SB1, SC1}
	$\mathbb{S}$ = {SA, SB2, SC1}
	$\mathbb{S}$ = {SA, SB1, SC2}
	$\mathbb{S}$ = {SA, SB2, SC2}
SB1	$\mathbb{S}$ = {SA, SB1}
SB2	$\mathbb{S}$ = {SA, SB2, SE2}
	$\mathbb{S}$ = {SA, SB2, SC2, SF1, SG1}
SC1	$\mathbb{S}$ = {SA, SC1}
SC2	$\mathbb{S}$ = {SA, SC2, SD2}
	$\mathbb{S}$ = {SA, SB2, SC2, SF1, SG1}
SD1	$\mathbb{S}$ = {SD1, SH1, SJ2}
SD2	$\mathbb{S}$ = {SD2}
	$\mathbb{S}$ = {SB1}
	$\mathbb{S}$ = {SE1}
	$\mathbb{S}$ = {SA, SC2, SF1}
SE1	$\mathbb{S}$ = {SE1, SI1, SJ2}
SE2	$\mathbb{S}$ = {SE2}
	$\mathbb{S}$ = {SC1}
	$\mathbb{S}$ = {SD1}
	$\mathbb{S}$ = {SA, SB2, SG1}
SF1	$\mathbb{S}$ = {SB2, SC1}
	$\mathbb{S}$ = {SA, SC2, SF1}
SF2	$\mathbb{S}$ = {SF2, SH2}
	$\mathbb{S}$ = {SB1, SC1}
SG1	$\mathbb{S}$ = {SB1, SC2}
	$\mathbb{S}$ = {SA, SB2, SG1}
SG2	$\mathbb{S}$ = {SG2, SI2}
	$\mathbb{S}$ = {SB1, SC1}
SH1	$\mathbb{S}$ = {SB2, SC1}
SH2	$\mathbb{S}$ = {SB1}
	$\mathbb{S}$ = {SE1}
	$\mathbb{S}$ = {SA, SC2, SF1}
SI1	$\mathbb{S}$ = {SB1, SC2}
SI2	$\mathbb{S}$ = {SC1}
	$\mathbb{S}$ = {SD1}
	$\mathbb{S}$ = {SA, SB2, SG1}
SJ1	$\mathbb{S}$ = {SA, SB2, SC2, SF1, SG1}
SJ2	$\mathbb{S}$ = {SB1}
	$\mathbb{S}$ = {SC1}
	$\mathbb{S}$ = {SF2, SG2}

Table showing the sets of subsystem collections responsible for regulating each individual subsystem S_y. Each row shows a collection of subsystems ($\mathbb{S}$) that can trigger the occurrence of S_y.