Evidence map›Paper›PMID 21299227›Full record

ArticleJournal of medicinal chemistry2011

Structure-activity relationships in nucleotide oligomerization domain 1 (Nod1) agonistic γ-glutamyldiaminopimelic acid derivatives.

Geetanjali Agnihotri, Rehman Ukani, Subbalakshmi S Malladi, Hemamali J Warshakoon, Rajalakshmi Balakrishna, Xinkun Wang, Sunil A David

Open access · greenAbstract read
In one paragraph

Article in Journal of medicinal chemistry, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
7.5field-weighted citation impact, top 2% 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

24 citing papers in PubMed, 38 citations in OpenAlex.

  1. Article
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  5. Synthesis of Conformationally Constrained d-Glu-Molecules (Basel, Switzerland) · 2020
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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

7 authors at 1 institution in 1 country.

Geetanjali AgnihotriDepartment of Medicinal Chemistry, University of Kansas, 2030 Becker Drive, Lawrence, Kansas 66047, United States.
Rehman Ukani
Subbalakshmi S Malladi
Hemamali J Warshakoon
Rajalakshmi Balakrishna
Xinkun Wang
Sunil A David
University of Kansas · US

Funding

NIAID NIH HHS HHSN272200900033C
6 · The paper itself

Abstract

N-acyl-γ-glutamyldiaminopimelic acid is a prototype ligand for Nod1. We report a detailed SAR of C(12)-γ-D-Glu-DAP. Analogues with glutaric or γ-aminobutyric acid replacing the glutamic acid show greatly attenuated Nod1-agonistic activity. Substitution of the meso-diaminopimelic (DAP) acid component with monoaminopimelic acid, L- or D-lysine, or cadaverine also results in reduced activity. The free amine on DAP is crucial. However, the N-acyl group on the D-glutamyl residue can be substituted with N-alkyl groups with full preservation of activity. The free carboxylates on the DAP and Glu components can also be esterified, resulting in more lipophilic but active analogues. Transcriptomal profiling showed a dominant up-regulation of IL-19, IL-20, IL-22, and IL-24, which may explain the pronounced Th2-polarizing activity of these compounds and also implicate cell signaling mediated by TREM-1. These results may explain the hitherto unknown mechanism of synergy between Nod1 and TLR agonists and are likely to be useful in designing vaccine adjuvants.

Indexed as

Adjuvants, ImmunologicCD11b AntigenDiaminopimelic AcidGene Expression ProfilingHEK293 CellsHumansImmunity, InnateInterleukinsIn Vitro TechniquesLeukocytes, MononuclearMembrane GlycoproteinsNF-kappa BNod1 Signaling Adaptor Proteinp38 Mitogen-Activated Protein KinasesReceptors, ImmunologicStereoisomerismAdjuvants, ImmunologicCD11b AntigenDiaminopimelic AcidInterleukinsMembrane GlycoproteinsN(2)-(gamma-D-glutamyl)-meso-2,2'-diaminopimelic acidNF-kappa BNOD1 protein, humanNod1 Signaling Adaptor Proteinp38 Mitogen-Activated Protein KinasesReceptors, ImmunologicTREM1 protein, humanTriggering Receptor Expressed on Myeloid Cells-1

Identifiers

PMID21299227
PMCPMC3076632
OpenAlexW2323666549

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.