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Cited by 1,471

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S-nitrosylation of proteins with nitric oxide: synthesis and characterization of biologically active compounds.

Open access
Stamler, J S, Simon, D I, Osborne, J A, Mullins, M E, Jaraki, O, Michel, T, Singel, D J, Loscalzo, J·1992·Proceedings of the National Academy of Sciences

Abstract

Endothelium-derived relaxing factor (EDRF) activity has been attributed to the highly labile nitric oxide radical (NO). In view of the fact that the plasma and cellular milieux contain reactive species that can rapidly inactivate NO, it has been postulated that NO is stabilized by a carrier molecule that preserves its biological activity. Reduced thiol species are candidates for this role, reacting readily in the presence of NO to yield biologically active S-nitrosothiols that are more stable than NO itself. Because sulfhydryl groups in proteins represent an abundant source of reduced thiol in biologic systems, we examined the reaction of several sulfhydryl-containing proteins of diverse nature and function upon exposure to authentic NO and EDRF. We demonstrate that S-nitroso proteins form readily under physiologic conditions and possess EDRF-like effects of vasodilation and platelet inhibition. These observations suggest that S-nitrosothiol groups in proteins may serve as intermediates in the cellular metabolism of NO and raise the possibility of an additional type of cellular regulatory mechanism.

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Metadata

Authors
Stamler, J. S., Simon, D. I., Osborne, J. A., Mullins, M. E., Jaraki, O., Michel, T., Singel, D. J., & Loscalzo, J.
Venue
Proceedings of the National Academy of Sciences
Published
1992-01
Volume
89
Issue
1
Pages
444-448
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2040852689
Cited by
1,471
References
2
FWCI
33.31
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: S-nitrosylation of proteins with nitric oxide: synthesis and characterization of biologically active compounds. https://app.cochat.ai/papers/10.1073/pnas.89.1.444
The paper
Stamler, J. S., Simon, D. I., Osborne, J. A., Mullins, M. E., Jaraki, O., Michel, T., Singel, D. J., & Loscalzo, J. (1992). S-nitrosylation of proteins with nitric oxide: synthesis and characterization of biologically active compounds. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.89.1.444

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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