Evidence map›Paper›PMID 26449475›Full record

ArticleScience (New York, N.Y.)2015

Structural and biochemical basis for induced self-propagation of NLRC4.

Zehan Hu, Qiang Zhou, Chenlu Zhang, Shilong Fan, Wei Cheng, Yue Zhao, Feng Shao, Hong-Wei Wang, Sen-Fang Sui, Jijie Chai

Abstract read
PubMed Publisher
In one paragraph

Article in Science (New York, N.Y.), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 201 papers.

0numbers the graph read from it
0cells of the map it votes in
201citing papers in PubMed
–field-weighted citation impact
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

201 citing papers in PubMed.

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  16. Supramolecular Assemblies Drive Activation of Inflammasomes.Advances in experimental medicine and biology · 2026
    Review
  17. Review
  18. Article
  19. Article
  20. Review

141 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors.

Zehan HuMinistry of Education Key Laboratory of Protein Science, Center for Structural Biology, School of Life Sciences, Tsinghua-Peking Joint Center for Life Sciences, Tsinghua University, Beijing 100084, China.
Qiang ZhouState Key Laboratory of Biomembrane and Membrane Biotechnology, Center for Structural Biology, School of Life Sciences, Tsinghua University, Beijing 100084, China.
Chenlu ZhangMinistry of Education Key Laboratory of Protein Science, Center for Structural Biology, School of Life Sciences, Tsinghua-Peking Joint Center for Life Sciences, Tsinghua University, Beijing 100084, China.
Shilong FanMinistry of Education Key Laboratory of Protein Science, Center for Structural Biology, School of Life Sciences, Tsinghua-Peking Joint Center for Life Sciences, Tsinghua University, Beijing 100084, China.
Wei ChengDivision of Respiratory and Critical Care Medicine, State Key Laboratory of Biotherapy, West China Hospital, Sichuan University, and Collaborative Innovation Center of Biotherapy, Chengdu, China.
Yue ZhaoNational Institute of Biological Sciences, Beijing 102206, China.
Feng ShaoNational Institute of Biological Sciences, Beijing 102206, China.
Hong-Wei WangMinistry of Education Key Laboratory of Protein Science, Center for Structural Biology, School of Life Sciences, Tsinghua-Peking Joint Center for Life Sciences, Tsinghua University, Beijing 100084, China.
Sen-Fang SuiState Key Laboratory of Biomembrane and Membrane Biotechnology, Center for Structural Biology, School of Life Sciences, Tsinghua University, Beijing 100084, China. chaijj@tsinghua.edu.cn suisf@mail.tsinghua.edu.cn.
Jijie ChaiMinistry of Education Key Laboratory of Protein Science, Center for Structural Biology, School of Life Sciences, Tsinghua-Peking Joint Center for Life Sciences, Tsinghua University, Beijing 100084, China. chaijj@tsinghua.edu.cn suisf@mail.tsinghua.edu.cn.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Responding to stimuli, nucleotide-binding domain and leucine-rich repeat-containing proteins (NLRs) oligomerize into multiprotein complexes, termed inflammasomes, mediating innate immunity. Recognition of bacterial pathogens by NLR apoptosis inhibitory proteins (NAIPs) induces NLR family CARD domain-containing protein 4 (NLRC4) activation and formation of NAIP-NLRC4 inflammasomes. The wheel-like structure of a PrgJ-NAIP2-NLRC4 complex determined by cryogenic electron microscopy at 6.6 angstrom reveals that NLRC4 activation involves substantial structural reorganization that creates one oligomerization surface (catalytic surface). Once activated, NLRC4 uses this surface to catalyze the activation of an inactive NLRC4, self-propagating its active conformation to form the wheel-like architecture. NAIP proteins possess a catalytic surface matching the other oligomerization surface (receptor surface) of NLRC4 but not those of their own, ensuring that one NAIP is sufficient to initiate NLRC4 oligomerization.

Indexed as

Immunity, InnateAmino Acid SequenceAnimalsApoptosis Regulatory ProteinsBacterial ProteinsCalcium-Binding ProteinsCatalysisCryoelectron MicroscopyInflammasomesMiceMolecular Sequence DataNeuronal Apoptosis-Inhibitory ProteinProtein ConformationProtein MultimerizationApoptosis Regulatory ProteinsBacterial ProteinsCalcium-Binding ProteinsInflammasomesIpaf protein, mouseNaip2 protein, mouseNeuronal Apoptosis-Inhibitory Protein

Identifiers

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.