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Open data
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Basic information
Entry | Database: PDB / ID: 8qy4 | |||||||||||||||
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Title | Structure of interleukin 11 (gp130 P496L mutant). | |||||||||||||||
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![]() | IMMUNE SYSTEM / interleukin / gp130 | |||||||||||||||
Function / homology | ![]() interleukin-11 receptor binding / oncostatin-M receptor activity / IL-6-type cytokine receptor ligand interactions / MAPK3 (ERK1) activation / MAPK1 (ERK2) activation / Interleukin-27 signaling / leukemia inhibitory factor receptor activity / interleukin-6 receptor activity / interleukin-6 binding / Interleukin-6 signaling ...interleukin-11 receptor binding / oncostatin-M receptor activity / IL-6-type cytokine receptor ligand interactions / MAPK3 (ERK1) activation / MAPK1 (ERK2) activation / Interleukin-27 signaling / leukemia inhibitory factor receptor activity / interleukin-6 receptor activity / interleukin-6 binding / Interleukin-6 signaling / Interleukin-35 Signalling / oncostatin-M receptor complex / ciliary neurotrophic factor receptor binding / interleukin-11 receptor activity / interleukin-11 binding / ciliary neurotrophic factor receptor complex / interleukin-6 receptor complex / megakaryocyte differentiation / interleukin-27-mediated signaling pathway / head development / negative regulation of hormone secretion / interleukin-6 receptor binding / interleukin-11-mediated signaling pathway / regulation of Notch signaling pathway / developmental process / positive regulation of astrocyte differentiation / intestinal epithelial cell development / IL-6-type cytokine receptor ligand interactions / cell surface receptor signaling pathway via STAT / positive regulation of peptidyl-tyrosine phosphorylation / glycogen metabolic process / interleukin-6-mediated signaling pathway / positive regulation of Notch signaling pathway / fat cell differentiation / protein tyrosine kinase activator activity / positive regulation of osteoblast differentiation / positive regulation of T cell proliferation / coreceptor activity / positive regulation of peptidyl-serine phosphorylation / B cell differentiation / cytokine activity / growth factor activity / cytokine-mediated signaling pathway / transmembrane signaling receptor activity / cell body / scaffold protein binding / negative regulation of neuron apoptotic process / cell population proliferation / receptor complex / positive regulation of MAPK cascade / membrane raft / external side of plasma membrane / neuronal cell body / positive regulation of cell population proliferation / dendrite / signal transduction / positive regulation of transcription by RNA polymerase II / extracellular space / extracellular region / identical protein binding / plasma membrane / cytoplasm Similarity search - Function | |||||||||||||||
Biological species | ![]() ![]() ![]() | |||||||||||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.06 Å | |||||||||||||||
![]() | Gardner, S. / Bubeck, D. / Jin, Y. | |||||||||||||||
Funding support | ![]()
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![]() | ![]() Title: Structural insights into IL-11-mediated signalling and human IL6ST variant-associated immunodeficiency. Authors: Scott Gardner / Yibo Jin / Paul K Fyfe / Tomas B Voisin / Junel Sotolongo Bellón / Elizabeth Pohler / Jacob Piehler / Ignacio Moraga / Doryen Bubeck / ![]() ![]() Abstract: IL-11 and IL-6 activate signalling via assembly of the cell surface receptor gp130; however, it is unclear how signals are transmitted across the membrane to instruct cellular responses. Here we ...IL-11 and IL-6 activate signalling via assembly of the cell surface receptor gp130; however, it is unclear how signals are transmitted across the membrane to instruct cellular responses. Here we solve the cryoEM structure of the IL-11 receptor recognition complex to discover how differences in gp130-binding interfaces may drive signalling outcomes. We explore how mutations in the IL6ST gene encoding for gp130, which cause severe immune deficiencies in humans, impair signalling without blocking cytokine binding. We use cryoEM to solve structures of both IL-11 and IL-6 complexes with a mutant form of gp130 associated with human disease. Together with molecular dynamics simulations, we show that the disease-associated variant led to an increase in flexibility including motion within the cytokine-binding core and increased distance between extracellular domains. However, these distances are minimized as the transmembrane helix exits the membrane, suggesting a stringency in geometry for signalling and dimmer switch mode of action. #1: Journal: Acta Crystallogr D Struct Biol / Year: 2019 Title: Macromolecular structure determination using X-rays, neutrons and electrons: recent developments in Phenix. Authors: Dorothee Liebschner / Pavel V Afonine / Matthew L Baker / Gábor Bunkóczi / Vincent B Chen / Tristan I Croll / Bradley Hintze / Li Wei Hung / Swati Jain / Airlie J McCoy / Nigel W Moriarty ...Authors: Dorothee Liebschner / Pavel V Afonine / Matthew L Baker / Gábor Bunkóczi / Vincent B Chen / Tristan I Croll / Bradley Hintze / Li Wei Hung / Swati Jain / Airlie J McCoy / Nigel W Moriarty / Robert D Oeffner / Billy K Poon / Michael G Prisant / Randy J Read / Jane S Richardson / David C Richardson / Massimo D Sammito / Oleg V Sobolev / Duncan H Stockwell / Thomas C Terwilliger / Alexandre G Urzhumtsev / Lizbeth L Videau / Christopher J Williams / Paul D Adams / ![]() ![]() ![]() Abstract: Diffraction (X-ray, neutron and electron) and electron cryo-microscopy are powerful methods to determine three-dimensional macromolecular structures, which are required to understand biological ...Diffraction (X-ray, neutron and electron) and electron cryo-microscopy are powerful methods to determine three-dimensional macromolecular structures, which are required to understand biological processes and to develop new therapeutics against diseases. The overall structure-solution workflow is similar for these techniques, but nuances exist because the properties of the reduced experimental data are different. Software tools for structure determination should therefore be tailored for each method. Phenix is a comprehensive software package for macromolecular structure determination that handles data from any of these techniques. Tasks performed with Phenix include data-quality assessment, map improvement, model building, the validation/rebuilding/refinement cycle and deposition. Each tool caters to the type of experimental data. The design of Phenix emphasizes the automation of procedures, where possible, to minimize repetitive and time-consuming manual tasks, while default parameters are chosen to encourage best practice. A graphical user interface provides access to many command-line features of Phenix and streamlines the transition between programs, project tracking and re-running of previous tasks. | |||||||||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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PDBx/mmCIF format | ![]() | 896.9 KB | Display | ![]() |
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PDB format | ![]() | 596 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 18741MC ![]() 8qy5C ![]() 8qy6C M: map data used to model this data C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Assembly
Deposited unit | ![]()
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Noncrystallographic symmetry (NCS) | NCS domain:
NCS domain segments:
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