d
a
c
h
02468
0
500
1000
1500
2000
2500
Retention time (min)
Absorbance 254 nm (mAU
)
cADPr
ADPr
NAD+
NAM
01234567
0
100
200
300
400
500
Retention time (min)
Absorbance 254 nm (mAU
)
cADPr
ADPr
NAD+
NAM
01234567
Retentiontime(min)
ADPr
NAD+
NAM
Apo
c-di-AMP
c-di-GMP
3',3'-cGAMP
2',3'-cGAMP
b
100 Å
02468
0
500
Retention time (min)
Absorbance 254 nm (mAU)
c-di-GMP
Apo
ADPr
NAD+
NAM c-di-GMP
i
10 -3 10 -2 10 -1 100 101 102 103
0
100
200
300
400
500
[c-di-GMP] (μM)
ε-NAD cleaved (μM)
j k
0
2×10^4
4×10^4
6×10^4
8×10^4
Time (min)
ε-NAD Cleavage (RFU
) Glutathione resin + 0.5 μM protein
Glutathione resin + 2.0 μM protein
Ni2+ resin + 0.5 μM protein
Ni2+ resin + 2.0 μM protein
010203 0
SfSTING GST-TIR (Δ CDN-binding domain)
SfSTING SUMO-TIR (Δ CDN-binding domain)
0
2×10^4
4×10^4
6×10^4
8×10^4
Time (min)
ε-NAD Cleavage (RFU
)
100 μM20 μM
4 μM
800 nM
160 nM32 nM
6.4 nM
1.28 nM
Apo
010203040
SfSTING GST-TIR (Δ CDN-binding domain)
Protein Titration
Apo
c-di-AMPc-di-GMP3',3'-cGAMP2',3'-cGAMP
0
25
50
75
100
%A
reaA
DPr/
To talADPr & NA
+D
2.02.2 2.42.6 2.83.0
0
250
500
750
1000
Retention time(min)
Absorbance
254
nm
(mAU)
2',3'-c-di-GMP at 1h
2',3'-c-di-GMP at 2h
2',3'-c-di-GMP at 3h
3',3'-c-di-GMP at 5min
2.02.2 2.42.6 2.83.0
0
400
800
1200
Retentiontime(min)
Absorbance
254
nm
(mAU)
Apo
10 μM
3',3'-c-UMP–AMP
284 μM
3',3'-c-UMP–AMP
SfSTING NAD+ turnover after 180 min
fg
e
010203
04
040
0
2×10^5
4×10^5
6×10^5
8×10^5
Time(min)
ε-NADC
leavag
e(RFU)
c-di-GMP titration
Apo
100nM
10 nM
500nM
50 nM
10 μM 100 μM
20 nM
N N
N
NH 2
N
O
OHOH
P O
O-
O
P O
O-
O
O
OHOH
N+
NH 2
O
O
TIR
1000
Extended Data Fig. 5 | See next page for caption.