Evidence map›Paper›PMID 30714733›Full record

ArticleJournal of medicinal chemistry2019

Development of an N-Acyl Amino Acid That Selectively Inhibits the Glycine Transporter 2 To Produce Analgesia in a Rat Model of Chronic Pain.

Shannon N Mostyn, Tristan Rawling, Sarasa Mohammadi, Susan Shimmon, Zachary J Frangos, Subhodeep Sarker, Arsalan Yousuf, Irina Vetter, Renae M Ryan, Macdonald J Christie and 1 more

Open access · greenAbstract read
In one paragraph

Article in Journal of medicinal chemistry, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.5field-weighted citation impact, top 11% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed, 33 citations in OpenAlex.

  1. Article
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  4. Article
  5. Mechanisms of transport and analgesic compounds recognition by glycine transporter 2.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  6. Article
  7. Review
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  10. Review
  11. Article
  12. Review
  13. Review
  14. Article
  15. Article
  16. Glycine Transporter 2: Mechanism and Allosteric Modulation.Frontiers in molecular biosciences · 2021
    Review
  17. Article
  18. Advances in D-Amino Acids in Neurological Research.International journal of molecular sciences · 2020
    Review
  19. Review
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors at 3 institutions in 1 country.

Shannon N MostynDiscipline of Pharmacology, School of Medical Sciences , University of Sydney , Sydney , NSW 2006 , Australia.
Tristan RawlingSchool of Mathematical and Physical Sciences, Faculty of Science , The University of Technology Sydney , Sydney , NSW 2007 , Australia.ORCID 0000-0002-6624-6586
Sarasa MohammadiDiscipline of Pharmacology, School of Medical Sciences , University of Sydney , Sydney , NSW 2006 , Australia.
Susan ShimmonSchool of Mathematical and Physical Sciences, Faculty of Science , The University of Technology Sydney , Sydney , NSW 2007 , Australia.
Zachary J FrangosDiscipline of Pharmacology, School of Medical Sciences , University of Sydney , Sydney , NSW 2006 , Australia.
Subhodeep SarkerDiscipline of Pharmacology, School of Medical Sciences , University of Sydney , Sydney , NSW 2006 , Australia.
Arsalan YousufDiscipline of Pharmacology, School of Medical Sciences , University of Sydney , Sydney , NSW 2006 , Australia.
Irina VetterInstitute for Molecular Bioscience & School of Pharmacy , The University of Queensland , Brisbane , Qld 4072 , Australia.
Renae M RyanDiscipline of Pharmacology, School of Medical Sciences , University of Sydney , Sydney , NSW 2006 , Australia.ORCID 0000-0002-8680-4610
Macdonald J ChristieDiscipline of Pharmacology, School of Medical Sciences , University of Sydney , Sydney , NSW 2006 , Australia.
Robert J VandenbergDiscipline of Pharmacology, School of Medical Sciences , University of Sydney , Sydney , NSW 2006 , Australia.ORCID 0000-0003-1523-4814
The University of Sydney · AUUniversity of Technology Sydney · AUThe University of Queensland · AU

Funding

Austrian Science Fund FWF J 3982
6 · The paper itself

Abstract

Inhibitors that target the glycine transporter 2, GlyT2, show promise as analgesics, but may be limited by their toxicity through complete or irreversible binding. Acyl-glycine inhibitors, however, are selective for GlyT2 and have been shown to provide analgesia in animal models of pain with minimal side effects, but are comparatively weak GlyT2 inhibitors. Here, we modify the simple acyl-glycine by synthesizing lipid analogues with a range of amino acid head groups in both l- and d-configurations, to produce nanomolar affinity, selective GlyT2 inhibitors. The potent inhibitor oleoyl-d-lysine (33) is also resistant to degradation in both human and rat plasma and liver microsomes, and is rapidly absorbed following an intraperitoneal injection to rats and readily crosses the blood-brain barrier. We demonstrate that 33 provides greater analgesia at lower doses, and does not possess the severe side effects of the very slowly reversible GlyT2 inhibitor, ORG25543 (2).

Indexed as

Amino AcidsAnalgesicsAnimalsBlood-Brain BarrierChronic PainDisease Models, AnimalGlycine Plasma Membrane Transport ProteinsHalf-LifeHumansMicrosomes, LiverRatsRats, Sprague-DawleyAmino AcidsAnalgesicsGlycine Plasma Membrane Transport ProteinsSlc6a5 protein, rat

Identifiers

PMID30714733
PMCPMC6420064
OpenAlexW2913532459

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.