Table 1. ³¹P-NMR resonance assignments for perchloric acid extracts of sea urchin eggs.

*NTP, nucleoside triphosphate; ^#NDP, nucleoside diphosphate.

Peak	Assignment	Chemical shift
A	Phosphorylcholine	3.22
B	Pi	2.60
C	Phosphoarginine	−3.71
D	γ-P of NTP*	−5.66
E	β-P of NDP#	−5.97
F	Inorganic PPi	−6.29
G	α-P of NDP#	−10.45
H	α-P of NTP*	−10.94
I, J	NAD(H)	−11.39, −12.17
K	NDP-glucose	−12.84
L	Central P of LC poly P	−20.28
M	β-P of NTP*	−21.21