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- EMDB-43197: Cryo-EM structure of FoxA1 and GATA4 in complex with ALBN1 nucleosome -
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Open data
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Basic information
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Title | Cryo-EM structure of FoxA1 and GATA4 in complex with ALBN1 nucleosome | |||||||||
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![]() | nucleosome / pioneer transcription factors / DNA binding proteins / transcription / chromatin / NUCLEAR PROTEIN / NUCLEAR PROTEIN-DNA complex | |||||||||
Function / homology | ![]() alveolar secondary septum development / respiratory basal cell differentiation / positive regulation of dopaminergic neuron differentiation / atrial septum secundum morphogenesis / atrioventricular valve formation / embryonic heart tube anterior/posterior pattern specification / transdifferentiation / mesenchymal-epithelial cell signaling involved in prostate gland development / Formation of lateral plate mesoderm / anatomical structure formation involved in morphogenesis ...alveolar secondary septum development / respiratory basal cell differentiation / positive regulation of dopaminergic neuron differentiation / atrial septum secundum morphogenesis / atrioventricular valve formation / embryonic heart tube anterior/posterior pattern specification / transdifferentiation / mesenchymal-epithelial cell signaling involved in prostate gland development / Formation of lateral plate mesoderm / anatomical structure formation involved in morphogenesis / cardiac right ventricle morphogenesis / intestinal epithelial cell differentiation / prostate gland stromal morphogenesis / positive regulation of cell-cell adhesion mediated by cadherin / atrioventricular node development / co-SMAD binding / epithelial cell maturation involved in prostate gland development / atrial septum morphogenesis / cardiac muscle tissue regeneration / cell growth involved in cardiac muscle cell development / Transcriptional regulation of testis differentiation / cardiac ventricle morphogenesis / neuron fate specification / endocardial cushion development / Physiological factors / atrial septum primum morphogenesis / atrioventricular canal development / lung epithelial cell differentiation / embryonic foregut morphogenesis / secretory columnal luminar epithelial cell differentiation involved in prostate glandular acinus development / YAP1- and WWTR1 (TAZ)-stimulated gene expression / Synthesis, secretion, and inactivation of Glucose-dependent Insulinotropic Polypeptide (GIP) / dorsal/ventral neural tube patterning / Formation of definitive endoderm / prostate gland epithelium morphogenesis / endoderm development / dopaminergic neuron differentiation / Formation of axial mesoderm / positive regulation of BMP signaling pathway / Developmental Lineage of Pancreatic Acinar Cells / positive regulation of smoothened signaling pathway / hormone metabolic process / response to vitamin A / aortic valve morphogenesis / regulation of cardiac muscle cell contraction / Cardiogenesis / negative regulation of cardiac muscle cell apoptotic process / ventricular septum development / negative regulation of epithelial to mesenchymal transition / smoothened signaling pathway / positive regulation of intracellular estrogen receptor signaling pathway / DNA-binding transcription activator activity / NFAT protein binding / epithelial tube branching involved in lung morphogenesis / detection of maltose stimulus / heart looping / maltose transport complex / microvillus / carbohydrate transport / positive regulation of vascular endothelial growth factor production / negative regulation of apoptotic signaling pathway / carbohydrate transmembrane transporter activity / anatomical structure morphogenesis / cell fate commitment / maltose binding / negative regulation of tumor necrosis factor-mediated signaling pathway / maltose transport / maltodextrin transmembrane transport / response to mechanical stimulus / positive regulation of DNA-binding transcription factor activity / negative regulation of megakaryocyte differentiation / negative regulation of oxidative stress-induced intrinsic apoptotic signaling pathway / protein localization to CENP-A containing chromatin / Chromatin modifying enzymes / Replacement of protamines by nucleosomes in the male pronucleus / ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing / CENP-A containing nucleosome / Packaging Of Telomere Ends / Notch signaling pathway / Recognition and association of DNA glycosylase with site containing an affected purine / Cleavage of the damaged purine / Deposition of new CENPA-containing nucleosomes at the centromere / Recognition and association of DNA glycosylase with site containing an affected pyrimidine / Cleavage of the damaged pyrimidine / telomere organization / Interleukin-7 signaling / Inhibition of DNA recombination at telomere / negative regulation of autophagy / RNA Polymerase I Promoter Opening / Meiotic synapsis / positive regulation of mitotic cell cycle / ATP-binding cassette (ABC) transporter complex / Assembly of the ORC complex at the origin of replication / Regulation of endogenous retroelements by the Human Silencing Hub (HUSH) complex / SUMOylation of chromatin organization proteins / DNA methylation / Condensation of Prophase Chromosomes / epigenetic regulation of gene expression / Chromatin modifications during the maternal to zygotic transition (MZT) / SIRT1 negatively regulates rRNA expression Similarity search - 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Biological species | ![]() | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 2.48 Å | |||||||||
![]() | Zhou BR / Bai Y | |||||||||
Funding support | ![]()
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![]() | ![]() Title: Structural insights into the cooperative nucleosome recognition and chromatin opening by FOXA1 and GATA4. Authors: Bing-Rui Zhou / Hanqiao Feng / Furong Huang / Iris Zhu / Stephanie Portillo-Ledesma / Dan Shi / Kenneth S Zaret / Tamar Schlick / David Landsman / Qianben Wang / Yawen Bai / ![]() ![]() Abstract: Mouse FOXA1 and GATA4 are prototypes of pioneer factors, initiating liver cell development by binding to the N1 nucleosome in the enhancer of the ALB1 gene. Using cryoelectron microscopy (cryo-EM), ...Mouse FOXA1 and GATA4 are prototypes of pioneer factors, initiating liver cell development by binding to the N1 nucleosome in the enhancer of the ALB1 gene. Using cryoelectron microscopy (cryo-EM), we determined the structures of the free N1 nucleosome and its complexes with FOXA1 and GATA4, both individually and in combination. We found that the DNA-binding domains of FOXA1 and GATA4 mainly recognize the linker DNA and an internal site in the nucleosome, respectively, whereas their intrinsically disordered regions interact with the acidic patch on histone H2A-H2B. FOXA1 efficiently enhances GATA4 binding by repositioning the N1 nucleosome. In vivo DNA editing and bioinformatics analyses suggest that the co-binding mode of FOXA1 and GATA4 plays important roles in regulating genes involved in liver cell functions. Our results reveal the mechanism whereby FOXA1 and GATA4 cooperatively bind to the nucleosome through nucleosome repositioning, opening chromatin by bending linker DNA and obstructing nucleosome packing. | |||||||||
History |
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Structure visualization
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 96.5 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 27.9 KB 27.9 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() | 11.1 KB | Display | ![]() |
Images | ![]() | 109.5 KB | ||
Filedesc metadata | ![]() | 8.3 KB | ||
Others | ![]() ![]() | 3.7 MB 3.7 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Validation report
Summary document | ![]() | 495.1 KB | Display | ![]() |
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Full document | ![]() | 494.8 KB | Display | |
Data in XML | ![]() | 17.9 KB | Display | |
Data in CIF | ![]() | 23.2 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 8vg1MC ![]() 8vfxC ![]() 8vfyC ![]() 8vfzC ![]() 8vg0C M: atomic model generated by this map C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
EMDB pages | ![]() ![]() |
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Related items in Molecule of the Month |
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Map
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Annotation | main map | ||||||||||||||||||||||||||||||||||||
Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 1.056 Å | ||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Half map: half B
File | emd_43197_half_map_1.map | ||||||||||||
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Annotation | half B | ||||||||||||
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Density Histograms |
-Half map: half A
File | emd_43197_half_map_2.map | ||||||||||||
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Annotation | half A | ||||||||||||
Projections & Slices |
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Density Histograms |
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Sample components
+Entire : FoxA1 and GATA4 in complx with 186bp ALBN1 nucleosome
+Supramolecule #1: FoxA1 and GATA4 in complx with 186bp ALBN1 nucleosome
+Macromolecule #1: Histone H3.1
+Macromolecule #2: Histone H4
+Macromolecule #3: Histone H2A type 1-B/E
+Macromolecule #4: Histone H2B type 1-J
+Macromolecule #7: Hepatocyte nuclear factor 3-alpha
+Macromolecule #8: Maltose/maltodextrin-binding periplasmic protein,Transcription fa...
+Macromolecule #5: DNA (171-MER)
+Macromolecule #6: DNA (171-MER)
+Macromolecule #9: ZINC ION
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Buffer | pH: 7.5 |
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Vitrification | Cryogen name: ETHANE |
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Electron microscopy
Microscope | TFS KRIOS |
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Image recording | Film or detector model: GATAN K3 (6k x 4k) / Average electron dose: 1.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: OTHER / Imaging mode: OTHER / Nominal defocus max: 1.8 µm / Nominal defocus min: 0.8 µm |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |