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. Author manuscript; available in PMC: 2022 Jul 6.
Published in final edited form as: Drug Dev Res. 2003 Apr;58(4):330–339. doi: 10.1002/ddr.10168

Fig. 2.

Fig. 2.

Effects of ribose substitution of nucleoside 5′-triphosphates with (N) or (S)-methanocarba ring systems. Potency at turkey P2Y1 and recombinant human P2Y receptors was determined [Kim et al., 2002a]. A: ATP and its analogs. B: UTP and its analog.