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- EMDB-22336: Cryo-EM structure of ATP-bound fully inactive AMPK in complex wit... -
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Basic information
Entry | Database: EMDB / ID: EMD-22336 | |||||||||
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Title | Cryo-EM structure of ATP-bound fully inactive AMPK in complex with Dorsomorphin (Compound C) and Fab-nanobody | |||||||||
![]() | Structure of AMPK in complex with CpdC and Fab-nanobody | |||||||||
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![]() | AMPK / ATP / fully inactive / KD-displaced / TRANSFERASE-IMMUNE SYSTEM complex | |||||||||
Function / homology | ![]() negative regulation of glucosylceramide biosynthetic process / positive regulation of peptidyl-lysine acetylation / positive regulation of mitochondrial transcription / [hydroxymethylglutaryl-CoA reductase (NADPH)] kinase / [hydroxymethylglutaryl-CoA reductase (NADPH)] kinase activity / regulation of stress granule assembly / AMPK inhibits chREBP transcriptional activation activity / cold acclimation / cAMP-dependent protein kinase regulator activity / lipid droplet disassembly ...negative regulation of glucosylceramide biosynthetic process / positive regulation of peptidyl-lysine acetylation / positive regulation of mitochondrial transcription / [hydroxymethylglutaryl-CoA reductase (NADPH)] kinase / [hydroxymethylglutaryl-CoA reductase (NADPH)] kinase activity / regulation of stress granule assembly / AMPK inhibits chREBP transcriptional activation activity / cold acclimation / cAMP-dependent protein kinase regulator activity / lipid droplet disassembly / Lipophagy / regulation of carbon utilization / positive regulation of skeletal muscle tissue development / CAMKK-AMPK signaling cascade / import into nucleus / regulation of vesicle-mediated transport / nucleotide-activated protein kinase complex / Energy dependent regulation of mTOR by LKB1-AMPK / positive regulation of T cell mediated immune response to tumor cell / Carnitine shuttle / tau-protein kinase / negative regulation of hepatocyte apoptotic process / cellular response to ethanol / protein kinase regulator activity / negative regulation of TOR signaling / Activation of PPARGC1A (PGC-1alpha) by phosphorylation / response to caffeine / positive regulation of protein targeting to mitochondrion / regulation of glycolytic process / cAMP-dependent protein kinase activity / protein localization to lipid droplet / motor behavior / tau-protein kinase activity / lipid biosynthetic process / negative regulation of tubulin deacetylation / Macroautophagy / cellular response to stress / cholesterol biosynthetic process / AMP binding / fatty acid oxidation / carbohydrate transmembrane transporter activity / maltose binding / positive regulation of protein kinase activity / maltose transport / maltodextrin transmembrane transport / fatty acid homeostasis / cellular response to nutrient levels / negative regulation of lipid catabolic process / response to UV / cellular response to glucose starvation / Activation of AMPK downstream of NMDARs / ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing / energy homeostasis / positive regulation of protein localization / positive regulation of adipose tissue development / negative regulation of TORC1 signaling / positive regulation of autophagy / positive regulation of gluconeogenesis / negative regulation of insulin receptor signaling pathway / regulation of microtubule cytoskeleton organization / cellular response to calcium ion / positive regulation of glycolytic process / response to activity / response to gamma radiation / Translocation of SLC2A4 (GLUT4) to the plasma membrane / TP53 Regulates Metabolic Genes / positive regulation of cholesterol biosynthetic process / cellular response to glucose stimulus / regulation of circadian rhythm / ADP binding / tau protein binding / autophagy / positive regulation of T cell activation / cellular response to hydrogen peroxide / Wnt signaling pathway / neuron cellular homeostasis / response to estrogen / glucose metabolic process / fatty acid biosynthetic process / rhythmic process / cellular response to prostaglandin E stimulus / glucose homeostasis / cellular response to xenobiotic stimulus / positive regulation of cold-induced thermogenesis / outer membrane-bounded periplasmic space / cellular response to oxidative stress / spermatogenesis / cellular response to hypoxia / Regulation of TP53 Activity through Phosphorylation / eukaryotic translation initiation factor 2alpha kinase activity / 3-phosphoinositide-dependent protein kinase activity / DNA-dependent protein kinase activity / ribosomal protein S6 kinase activity / histone H3S10 kinase activity / histone H2AXS139 kinase activity / histone H3S28 kinase activity / histone H4S1 kinase activity / histone H2BS14 kinase activity / histone H3T3 kinase activity / histone H2AS121 kinase activity Similarity search - Function | |||||||||
Biological species | ![]() ![]() ![]() | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.47 Å | |||||||||
![]() | Yan Y / Murkherjee S / Zhou XE / Xu TH / Xu HE / Kossiakoff AA / Melcher K | |||||||||
Funding support | ![]()
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![]() | ![]() Title: Structure of an AMPK complex in an inactive, ATP-bound state. Authors: Yan Yan / Somnath Mukherjee / Kaleeckal G Harikumar / Timothy S Strutzenberg / X Edward Zhou / Kelly Suino-Powell / Ting-Hai Xu / Ryan D Sheldon / Jared Lamp / Joseph S Brunzelle / Katarzyna ...Authors: Yan Yan / Somnath Mukherjee / Kaleeckal G Harikumar / Timothy S Strutzenberg / X Edward Zhou / Kelly Suino-Powell / Ting-Hai Xu / Ryan D Sheldon / Jared Lamp / Joseph S Brunzelle / Katarzyna Radziwon / Abigail Ellis / Scott J Novick / Irving E Vega / Russell G Jones / Laurence J Miller / H Eric Xu / Patrick R Griffin / Anthony A Kossiakoff / Karsten Melcher / ![]() ![]() Abstract: Adenosine monophosphate (AMP)-activated protein kinase (AMPK) regulates metabolism in response to the cellular energy states. Under energy stress, AMP stabilizes the active AMPK conformation, in ...Adenosine monophosphate (AMP)-activated protein kinase (AMPK) regulates metabolism in response to the cellular energy states. Under energy stress, AMP stabilizes the active AMPK conformation, in which the kinase activation loop (AL) is protected from protein phosphatases, thus keeping the AL in its active, phosphorylated state. At low AMP:ATP (adenosine triphosphate) ratios, ATP inhibits AMPK by increasing AL dynamics and accessibility. We developed conformation-specific antibodies to trap ATP-bound AMPK in a fully inactive, dynamic state and determined its structure at 3.5-angstrom resolution using cryo-electron microscopy. A 180° rotation and 100-angstrom displacement of the kinase domain fully exposes the AL. On the basis of the structure and supporting biophysical data, we propose a multistep mechanism explaining how adenine nucleotides and pharmacological agonists modulate AMPK activity by altering AL phosphorylation and accessibility. | |||||||||
History |
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Structure visualization
Movie |
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Structure viewer | EM map: ![]() ![]() ![]() |
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 3.9 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 24.3 KB 24.3 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() | 8.6 KB | Display | ![]() |
Images | ![]() | 182.1 KB | ||
Filedesc metadata | ![]() | 7.9 KB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 7jhgMC ![]() 7jhhC ![]() 7jijC ![]() 7m74C C: citing same article ( M: atomic model generated by this map |
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Similar structure data |
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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 | Structure of AMPK in complex with CpdC and Fab-nanobody | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 1.029 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
CCP4 map header:
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-Supplemental data
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Sample components
+Entire : Cryo-EM structure of ATP-bound fully inactive AMPK in complex wit...
+Supramolecule #1: Cryo-EM structure of ATP-bound fully inactive AMPK in complex wit...
+Supramolecule #2: ATP-bound fully inactive AMPK in complex with Dorsomorphin (Compo...
+Supramolecule #3: Fab-nanobody
+Macromolecule #1: 5'-AMP-activated protein kinase catalytic subunit alpha-1
+Macromolecule #2: 5'-AMP-activated protein kinase subunit beta-2
+Macromolecule #3: 5'-AMP-activated protein kinase subunit gamma-1
+Macromolecule #4: Maltodextrin-binding protein
+Macromolecule #5: Fab light chain
+Macromolecule #6: Fab heavy chain
+Macromolecule #7: Nanobody
+Macromolecule #9: 6-[4-(2-piperidin-1-ylethoxy)phenyl]-3-pyridin-4-ylpyrazolo[1,5-a...
+Macromolecule #10: ADENOSINE-5'-TRIPHOSPHATE
+Macromolecule #11: ADENOSINE-5'-DIPHOSPHATE
+Macromolecule #12: ADENOSINE MONOPHOSPHATE
-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: 8 |
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Grid | Model: Quantifoil R1.2/1.3 / Material: GOLD / Mesh: 300 / Pretreatment - Type: GLOW DISCHARGE |
Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 281 K / Instrument: FEI VITROBOT MARK IV |
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Electron microscopy
Microscope | FEI TITAN KRIOS |
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Image recording | Film or detector model: GATAN K2 SUMMIT (4k x 4k) / Detector mode: SUPER-RESOLUTION / Number real images: 6157 / Average exposure time: 0.2 sec. / Average electron dose: 83.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm |
Sample stage | Cooling holder cryogen: NITROGEN |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Image processing
-Atomic model buiding 1
Initial model |
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Output model | ![]() PDB-7jhg: |