Evidence map›Paper›PMID 15985167›Full record

ArticleBMC structural biology2005

A model of the ternary complex of interleukin-10 with its soluble receptors.

Sergei Pletnev, Eugenia Magracheva, Alexander Wlodawer, Alexander Zdanov

Open access · hybridAbstract read
In one paragraph

Article in BMC structural biology, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
0.5field-weighted citation impact, top 35% 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

13 citing papers in PubMed, 30 citations in OpenAlex.

  1. Article
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  4. Review
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  9. Review
  10. Review
  11. PEGylation of interleukin-10 for the mitigation of enhanced pain states.Journal of biomedical materials research. Part A · 2010
    Article
  12. Article
  13. Structure of IL-22 bound to its high-affinity IL-22R1 chain.Structure (London, England : 1993) · 2008
    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

4 authors at 3 institutions in 1 country.

Sergei PletnevMacromolecular Crystallography Laboratory, Center for Cancer Research, National Cancer Institute at Frederick, Frederick, MD 21702-1201, USA. svp@ncifcrf.gov
Eugenia Magracheva
Alexander Wlodawer
Alexander Zdanov
National Cancer Institute · USFrederick National Laboratory for Cancer Research · USScience Applications International Corporation (United States) · US

Funding

PROTEIN STRUCTUREZ01BC010348 · NCI · DIVISION OF BASIC SCIENCES - NCI · PI WLODAWER, ALEXANDER · 2000 to 2008
$3.2M
NCI NIH HHS N01 CO012400NCI NIH HHS N01-CO-12400
6 · The paper itself

Abstract

backgroundInterleukin-10 (IL-10) is a cytokine whose main biological function is to suppress the immune response by induction of a signal(s) leading to inhibition of synthesis of a number of cytokines and their cellular receptors. Signal transduction is initiated upon formation of a ternary complex of IL-10 with two of its receptor chains, IL-10R1 and IL-10R2, expressed on the cell membrane. The affinity of IL-10R1 toward IL-10 is very high, which allowed determination of the crystal structure of IL-10 complexed with the extracellular/soluble domain of IL-10R1, while the affinity of IL-10R2 toward either IL-10 or IL-10/sIL-10R1 complex is quite low. This so far has prevented any attempts to obtain structural information about the ternary complex of IL-10 with its receptor chains.

resultsStructures of the second soluble receptor chain of interleukin-10 (sIL-10R2) and the ternary complex of IL-10/sIL-10R1/sIL-10R2 have been generated by homology modeling, which allowed us to identify residues involved in ligand-receptor and receptor-receptor interactions.

conclusionThe previously experimentally determined structure of the intermediate/binary complex IL-10/sIL-10R1 is the same in the ternary complex. There are two binding sites for the second receptor chain on the surface of the IL-10/sIL-10R1 complex, involving both IL-10 and sIL-10R1. Most of the interactions are hydrophilic in nature, although each interface includes two internal hydrophobic clusters. The distance between C-termini of the receptor chains is 25 A, which is common for known structures of ternary complexes of other cytokines. The structure is likely to represent the biologically active signaling complex of IL-10 with its receptor on the surface of the cell membrane.

Indexed as

Amino Acid SequenceBinding SitesCell Line, TumorCell MembraneCrystallography, X-RayGene DeletionGlycosylationHumansHydrogen BondingInterleukin-10LigandsModels, BiologicalModels, MolecularMolecular Sequence DataPeptidesProtein BindingInterleukin-10LigandsPeptidesReceptors, InterferonReceptors, InterleukinReceptors, Interleukin-10

Identifiers

PMID15985167
PMCPMC1192808
OpenAlexW2155571573

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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.