Synthesis of phosphonoacetate analogues of the second messenger adenosine 5'-diphosphate ribose (ADPR)
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Synthesis of phosphonoacetate analogues of the second messenger adenosine 5'-diphosphate ribose (ADPR). / Baszczyňski, Ondřej; Watt, Joanna M; Rozewitz, Monika D; Fliegert, Ralf; Guse, Andreas H; Potter, Barry V L.
In: RSC ADV, Vol. 10, No. 3, 2020, p. 1776-1785.Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review
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TY - JOUR
T1 - Synthesis of phosphonoacetate analogues of the second messenger adenosine 5'-diphosphate ribose (ADPR)
AU - Baszczyňski, Ondřej
AU - Watt, Joanna M
AU - Rozewitz, Monika D
AU - Fliegert, Ralf
AU - Guse, Andreas H
AU - Potter, Barry V L
PY - 2020
Y1 - 2020
N2 - Adenosine 5'-diphosphate ribose (ADPR) is an intracellular signalling molecule generated from nicotinamide adenine dinucleotide (NAD+). Synthetic ADPR analogues can shed light on the mechanism of activation of ADPR targets and their downstream effects. Such chemical biology studies, however, are often challenging due to the negatively charged pyrophosphate, also sensitive to cellular pyrophosphatases, and prior work on an initial ADPR target, the transient receptor potential cation channel TRPM2, showed complete pyrophosphate group replacement to be a step too far in maintaining biological activity. Thus, we designed ADPR analogues with just one of the negatively charged phosphate groups removed, by employing a phosphonoacetate linker. Synthesis of two novel phosphonoacetate ADPR analogues is described via tandem N,N'-dicyclohexylcarbodiimide coupling to phosphonoacetic acid. Neither analogue, however, showed significant agonist or antagonist activity towards TRPM2, underlining the importance of a complete pyrophosphate motif in activation of this particular receptor.
AB - Adenosine 5'-diphosphate ribose (ADPR) is an intracellular signalling molecule generated from nicotinamide adenine dinucleotide (NAD+). Synthetic ADPR analogues can shed light on the mechanism of activation of ADPR targets and their downstream effects. Such chemical biology studies, however, are often challenging due to the negatively charged pyrophosphate, also sensitive to cellular pyrophosphatases, and prior work on an initial ADPR target, the transient receptor potential cation channel TRPM2, showed complete pyrophosphate group replacement to be a step too far in maintaining biological activity. Thus, we designed ADPR analogues with just one of the negatively charged phosphate groups removed, by employing a phosphonoacetate linker. Synthesis of two novel phosphonoacetate ADPR analogues is described via tandem N,N'-dicyclohexylcarbodiimide coupling to phosphonoacetic acid. Neither analogue, however, showed significant agonist or antagonist activity towards TRPM2, underlining the importance of a complete pyrophosphate motif in activation of this particular receptor.
U2 - 10.1039/C9RA09284F
DO - 10.1039/C9RA09284F
M3 - SCORING: Journal article
C2 - 31934327
VL - 10
SP - 1776
EP - 1785
JO - RSC ADV
JF - RSC ADV
SN - 2046-2069
IS - 3
ER -