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Yorodumi- EMDB-22689: Hedgehog receptor Patched (PTCH1) in complex with conformation se... -
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-Basic information
Entry | Database: EMDB / ID: EMD-22689 | ||||||||||||
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Title | Hedgehog receptor Patched (PTCH1) in complex with conformation selective nanobody TI23 | ||||||||||||
Map data | Sharpened map of Patched in complex with nanobody TI23 | ||||||||||||
Sample |
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Keywords | MEMBRANE PROTEIN | ||||||||||||
Function / homology | Function and homology information Ligand-receptor interactions / Activation of SMO / neural plate axis specification / cell differentiation involved in kidney development / hedgehog receptor activity / response to chlorate / cell proliferation involved in metanephros development / smoothened binding / neural tube formation / hedgehog family protein binding ...Ligand-receptor interactions / Activation of SMO / neural plate axis specification / cell differentiation involved in kidney development / hedgehog receptor activity / response to chlorate / cell proliferation involved in metanephros development / smoothened binding / neural tube formation / hedgehog family protein binding / hindlimb morphogenesis / Hedgehog 'on' state / epidermal cell fate specification / spinal cord motor neuron differentiation / prostate gland development / Hedgehog 'off' state / patched binding / negative regulation of cell division / somite development / cellular response to cholesterol / dorsal/ventral neural tube patterning / smooth muscle tissue development / pattern specification process / pharyngeal system development / mammary gland duct morphogenesis / mammary gland epithelial cell differentiation / mammary gland development / cell fate determination / commissural neuron axon guidance / metanephric collecting duct development / dorsal/ventral pattern formation / regulation of growth / embryonic limb morphogenesis / cholesterol binding / negative regulation of multicellular organism growth / branching involved in ureteric bud morphogenesis / positive regulation of epidermal cell differentiation / dendritic growth cone / keratinocyte proliferation / spermatid development / positive regulation of cholesterol efflux / negative regulation of keratinocyte proliferation / epidermis development / negative regulation of osteoblast differentiation / embryonic organ development / axonal growth cone / response to retinoic acid / negative regulation of stem cell proliferation / heart morphogenesis / response to mechanical stimulus / negative regulation of smoothened signaling pathway / regulation of mitotic cell cycle / cyclin binding / stem cell proliferation / epithelial cell proliferation / protein localization to plasma membrane / neural tube closure / liver regeneration / animal organ morphogenesis / brain development / caveola / protein processing / cilium / negative regulation of epithelial cell proliferation / apical part of cell / response to estradiol / glucose homeostasis / regulation of protein localization / heparin binding / regulation of cell population proliferation / midbody / in utero embryonic development / response to xenobiotic stimulus / negative regulation of cell population proliferation / negative regulation of DNA-templated transcription / protein-containing complex binding / positive regulation of DNA-templated transcription / perinuclear region of cytoplasm / Golgi apparatus / negative regulation of transcription by RNA polymerase II / signal transduction / zinc ion binding / extracellular region / plasma membrane Similarity search - Function | ||||||||||||
Biological species | Mus musculus (house mouse) / Lama glama (llama) | ||||||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.4 Å | ||||||||||||
Authors | Zhang Y / Bulkley DP | ||||||||||||
Funding support | United States, 3 items
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Citation | Journal: Proc Natl Acad Sci U S A / Year: 2020 Title: Hedgehog pathway activation through nanobody-mediated conformational blockade of the Patched sterol conduit. Authors: Yunxiao Zhang / Wan-Jin Lu / David P Bulkley / Jiahao Liang / Arthur Ralko / Shuo Han / Kelsey J Roberts / Anping Li / Wonhwa Cho / Yifan Cheng / Aashish Manglik / Philip A Beachy / Abstract: Activation of the Hedgehog pathway may have therapeutic value for improved bone healing, taste receptor cell regeneration, and alleviation of colitis or other conditions. Systemic pathway activation, ...Activation of the Hedgehog pathway may have therapeutic value for improved bone healing, taste receptor cell regeneration, and alleviation of colitis or other conditions. Systemic pathway activation, however, may be detrimental, and agents amenable to tissue targeting for therapeutic application have been lacking. We have developed an agonist, a conformation-specific nanobody against the Hedgehog receptor Patched1 (PTCH1). This nanobody potently activates the Hedgehog pathway in vitro and in vivo by stabilizing an alternative conformation of a Patched1 "switch helix," as revealed by our cryogenic electron microscopy structure. Nanobody-binding likely traps Patched in one stage of its transport cycle, thus preventing substrate movement through the Patched1 sterol conduit. Unlike the native Hedgehog ligand, this nanobody does not require lipid modifications for its activity, facilitating mechanistic studies of Hedgehog pathway activation and the engineering of pathway activating agents for therapeutic use. Our conformation-selective nanobody approach may be generally applicable to the study of other PTCH1 homologs. | ||||||||||||
History |
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-Structure visualization
Movie |
Movie viewer |
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Structure viewer | EM map: SurfViewMolmilJmol/JSmol |
Supplemental images |
-Downloads & links
-EMDB archive
Map data | emd_22689.map.gz | 59.4 MB | EMDB map data format | |
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Header (meta data) | emd-22689-v30.xml emd-22689.xml | 22.1 KB 22.1 KB | Display Display | EMDB header |
Images | emd_22689.png | 127.3 KB | ||
Filedesc metadata | emd-22689.cif.gz | 7.3 KB | ||
Others | emd_22689_half_map_1.map.gz emd_22689_half_map_2.map.gz | 18.3 MB 2.8 MB | ||
Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-22689 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-22689 | HTTPS FTP |
-Validation report
Summary document | emd_22689_validation.pdf.gz | 839.7 KB | Display | EMDB validaton report |
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Full document | emd_22689_full_validation.pdf.gz | 839.3 KB | Display | |
Data in XML | emd_22689_validation.xml.gz | 12.6 KB | Display | |
Data in CIF | emd_22689_validation.cif.gz | 14.8 KB | Display | |
Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-22689 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-22689 | HTTPS FTP |
-Related structure data
Related structure data | 7k65MC M: atomic model generated by this map C: citing same article (ref.) |
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Similar structure data | |
EM raw data | EMPIAR-10328 (Title: Hedgehog receptor Patched (PTCH1) in complex with a conformation selective nanobody TI23 Data size: 75.2 Data #1: Particle stack of Hedgehog receptor PTCH1 in complex with nanobody TI23 for final reconstruction [picked particles - multiframe - processed]) |
-Links
EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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Related items in Molecule of the Month |
-Map
File | Download / File: emd_22689.map.gz / Format: CCP4 / Size: 64 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Annotation | Sharpened map of Patched in complex with nanobody TI23 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 1.059 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
CCP4 map header:
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-Supplemental data
-Half map: half map 1
File | emd_22689_half_map_1.map | ||||||||||||
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Annotation | half map 1 | ||||||||||||
Projections & Slices |
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Density Histograms |
-Half map: Half map 2
File | emd_22689_half_map_2.map | ||||||||||||
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Annotation | Half map 2 | ||||||||||||
Projections & Slices |
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Density Histograms |
-Sample components
-Entire : Complex between Hedgehog receptor PTCH1 and nanobody TI23
Entire | Name: Complex between Hedgehog receptor PTCH1 and nanobody TI23 |
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Components |
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-Supramolecule #1: Complex between Hedgehog receptor PTCH1 and nanobody TI23
Supramolecule | Name: Complex between Hedgehog receptor PTCH1 and nanobody TI23 type: complex / ID: 1 / Parent: 0 / Macromolecule list: #1-#2 |
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-Supramolecule #2: Hedgehog receptor Patched PTCH1
Supramolecule | Name: Hedgehog receptor Patched PTCH1 / type: complex / ID: 2 / Parent: 1 / Macromolecule list: #1 |
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Source (natural) | Organism: Mus musculus (house mouse) |
-Supramolecule #3: nanobody TI23
Supramolecule | Name: nanobody TI23 / type: complex / ID: 3 / Parent: 1 / Macromolecule list: #2 |
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Source (natural) | Organism: Lama glama (llama) |
-Macromolecule #1: Protein patched homolog 1
Macromolecule | Name: Protein patched homolog 1 / type: protein_or_peptide / ID: 1 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: Mus musculus (house mouse) |
Molecular weight | Theoretical: 142.619938 KDa |
Recombinant expression | Organism: Homo sapiens (human) |
Sequence | String: MASAGNAAGA LGRQAGGGRR RRTGGPHRAA PDRDYLHRPS YCDAAFALEQ ISKGKATGRK APLWLRAKFQ RLLFKLGCYI QKNCGKFLV VGLLIFGAFA VGLKAANLET NVEELWVEVG GRVSRELNYT RQKIGEEAMF NPQLMIQTPK EEGANVLTTE A LLQHLDSA ...String: MASAGNAAGA LGRQAGGGRR RRTGGPHRAA PDRDYLHRPS YCDAAFALEQ ISKGKATGRK APLWLRAKFQ RLLFKLGCYI QKNCGKFLV VGLLIFGAFA VGLKAANLET NVEELWVEVG GRVSRELNYT RQKIGEEAMF NPQLMIQTPK EEGANVLTTE A LLQHLDSA LQASRVHVYM YNRQWKLEHL CYKSGELITE TGYMDQIIEY LYPCLIITPL DCFWEGAKLQ SGTAYLLGKP PL RWTNFDP LEFLEELKKI NYQVDSWEEM LNKAEVGHGY MDRPCLNPAD PDCPATAPNK NSTKPLDVAL VLNGGCQGLS RKY MHWQEE LIVGGTVKNA TGKLVSAHAL QTMFQLMTPK QMYEHFRGYD YVSHINWNED RAAAILEAWQ RTYVEVVHQS VAPN STQKV LPFTTTTLDD ILKSFSDVSV IRVASGYLLM LAYACLTMLR WDCSKSQGAV GLAGVLLVAL SVAAGLGLCS LIGIS FNAA TTQVLPFLAL GVGVDDVFLL AHAFSETGQN KRIPFEDRTG ECLKRTGASV ALTSISNVTA FFMAALIPIP ALRAFS LQA AVVVVFNFAM VLLIFPAILS MDLYRREDRR LDIFCCFTSP CVSRVIQVEP QAYTEPMQST VQLRTEYDPH THVYYTT AE PRSEISVQPV TVTQDNLSCQ SPESTSSTRD LLSQFSDSSL HCLEPPCTKW TLSSFAEKHY APFLLKPKAK VVVILLFL G LLGVSLYGTT RVRDGLDLTD IVPRETREYD FIAAQFKYFS FYNMYIVTQK ADYPNIQHLL YDLHKSFSNV KYVMLEENK QLPQMWLHYF RDWLQGLQDA FDSDWETGRI MPNNYKNGSD DGVLAYKLLV QTGSRDKPID ISQLTKQRLV DADGIINPSA FYIYLTAWV SNDPVAYAAS QANIRPHRPE WVHDKADYMP ETRLRIPAAE PIEYAQFPFY LNGLRDTSDF VEAIEKVRVI C NNYTSLGL SSYPNGYPFL FWEQYISLRH WLLLSISVVL ACTFLVCAVF LLNPWTAGII VMVLALMTVE LFGMMGLIGI KL SAVPVVI LIASVGIGVE FTVHVALAFL TAIGDKNHRA MLALEHMFAP VLDGAVSTLL GVLMLAGSEF DFIVRYFFAV LAI LTVLGV LNGLVLLPVL LSFFGPCPEV SPANGLNRLP TPSPEPPPSV VRFAVPPGHT NNGSDSSDSE YSSQTTVSGI SEEL RQYEA QQGAGGPAHQ VIVEATENPV FARSTVVHPD SRHQPPLTPR QQPHLDSGSL SPGRQGQQPR RDMDEKTTGW RGGHV V UniProtKB: Protein patched homolog 1 |
-Macromolecule #2: nanobody TI23
Macromolecule | Name: nanobody TI23 / type: protein_or_peptide / ID: 2 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: Lama glama (llama) |
Molecular weight | Theoretical: 13.821417 KDa |
Recombinant expression | Organism: Escherichia coli 'BL21-Gold(DE3)pLysS AG' (bacteria) |
Sequence | String: QVQLQESGGG LVQAGGSLRL SCAASGNIFA YYIMGWYRQA PGKERELVAT IDIGGNTNYA DSVKGRFTIS RDNAKNNVYL QMNSLKPED TAVYYCAVQA VPIRYRRYWG QGTQVTVSSH HHHHH |
-Macromolecule #4: 2-acetamido-2-deoxy-beta-D-glucopyranose
Macromolecule | Name: 2-acetamido-2-deoxy-beta-D-glucopyranose / type: ligand / ID: 4 / Number of copies: 5 / Formula: NAG |
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Molecular weight | Theoretical: 221.208 Da |
Chemical component information | ChemComp-NAG: |
-Macromolecule #5: 2-{[(4-O-alpha-D-glucopyranosyl-alpha-D-glucopyranosyl)oxy]methyl...
Macromolecule | Name: 2-{[(4-O-alpha-D-glucopyranosyl-alpha-D-glucopyranosyl)oxy]methyl}-4-{[(3beta,9beta,14beta,17beta,25R)-spirost-5-en-3-yl]oxy}butyl 4-O-alpha-D-glucopyranosyl-alpha-D-glucopyranoside type: ligand / ID: 5 / Number of copies: 4 / Formula: Q7G |
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Molecular weight | Theoretical: 1.165315 KDa |
Chemical component information | ChemComp-Q7G: |
-Experimental details
-Structure determination
Method | cryo EM |
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Processing | single particle reconstruction |
Aggregation state | particle |
-Sample preparation
Concentration | 4.5 mg/mL | ||||||||||||
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Buffer | pH: 8 Component:
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Grid | Model: Quantifoil | ||||||||||||
Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 298 K / Instrument: FEI VITROBOT MARK III |
-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 / Digitization - Dimensions - Width: 3838 pixel / Digitization - Dimensions - Height: 3710 pixel / Number real images: 7046 / Average exposure time: 12.0 sec. / Average electron dose: 85.6 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD |
Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |