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Open data
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Basic information
| Entry | ![]() | |||||||||
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| Title | HCMV gH/UL116/UL141 3-mer complex, ectodomain | |||||||||
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Sample |
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Keywords | Surface protein complex / VIRAL PROTEIN | |||||||||
| Function / homology | Function and homology informationsymbiont-mediated perturbation of host natural killer cell mediated immune response / host cell endosome / host cell endoplasmic reticulum membrane / fusion of virus membrane with host plasma membrane / viral envelope / symbiont entry into host cell / host cell plasma membrane / virion membrane / membrane Similarity search - Function | |||||||||
| Biological species | ![]() Human betaherpesvirus 5 | |||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 3.51 Å | |||||||||
Authors | Norris MJ / Benedict CA / Kamil JP / Saphire EO | |||||||||
| Funding support | United States, 1 items
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Citation | Journal: bioRxiv / Year: 2024Title: A noncanonical glycoprotein H complex enhances cytomegalovirus entry. Authors: Michael J Norris / Lauren A Henderson / Mohammed N A Siddiquey / Jieyun Yin / Kwangsun Yoo / Simon Brunel / Erica Ollmann Saphire / Chris A Benedict / Jeremy P Kamil / ![]() Abstract: Human cytomegalovirus (HCMV) causes severe birth defects, lifelong health complications, and $4 billion in annual costs in the United States alone. A major challenge in vaccine design is the ...Human cytomegalovirus (HCMV) causes severe birth defects, lifelong health complications, and $4 billion in annual costs in the United States alone. A major challenge in vaccine design is the incomplete understanding of the diverse protein complexes the virus uses to infect cells. In , the gH/gL glycoprotein heterodimer is expected to be a basal element of virion cell entry machinery. For HCMV, gH/gL forms a "trimer" with gO and a "pentamer" with UL128, UL130, and UL131A, with each complex binding distinct receptors to enter varied cell types. Here, we reveal a third glycoprotein complex, abundant in HCMV virions, which significantly enhances infection of endothelial cells. In this "3-mer" complex, gH, without gL, associates with UL116 and UL141, an immunoevasin previously known to function in an intracellular role. Cryo-EM reveals the virion-surface 3-mer is structurally unique among gH complexes, with gH-only scaffolding, UL141-mediated dimerization and a heavily glycosylated UL116 cap. Given that antibodies directed at gH and UL141 each can restrict HCMV replication, our work highlights this virion surface complex as a new target for vaccines and antiviral therapies. | |||||||||
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Structure visualization
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Downloads & links
-EMDB archive
| Map data | emd_46920.map.gz | 32.2 MB | EMDB map data format | |
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| Header (meta data) | emd-46920-v30.xml emd-46920.xml | 16.8 KB 16.8 KB | Display Display | EMDB header |
| FSC (resolution estimation) | emd_46920_fsc.xml | 8.4 KB | Display | FSC data file |
| Images | emd_46920.png | 101 KB | ||
| Masks | emd_46920_msk_1.map | 64 MB | Mask map | |
| Filedesc metadata | emd-46920.cif.gz | 6.4 KB | ||
| Others | emd_46920_half_map_1.map.gz emd_46920_half_map_2.map.gz | 59.3 MB 59.3 MB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-46920 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-46920 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 9dixMC ![]() 9diyC M: atomic model generated by this map C: citing same article ( |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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Links
| EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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Map
| File | Download / File: emd_46920.map.gz / Format: CCP4 / Size: 64 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 1.32 Å | ||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
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-Supplemental data
-Mask #1
| File | emd_46920_msk_1.map | ||||||||||||
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-Half map: #2
| File | emd_46920_half_map_1.map | ||||||||||||
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| Density Histograms |
-Half map: #1
| File | emd_46920_half_map_2.map | ||||||||||||
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| Density Histograms |
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Sample components
-Entire : HCMV gH/UL116/UL141 3-mer complex
| Entire | Name: HCMV gH/UL116/UL141 3-mer complex |
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| Components |
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-Supramolecule #1: HCMV gH/UL116/UL141 3-mer complex
| Supramolecule | Name: HCMV gH/UL116/UL141 3-mer complex / type: complex / ID: 1 / Parent: 0 / Macromolecule list: #1-#3 |
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| Source (natural) | Organism: ![]() Human betaherpesvirus 5 |
-Macromolecule #1: Envelope glycoprotein H
| Macromolecule | Name: Envelope glycoprotein H / type: protein_or_peptide / ID: 1 / Number of copies: 2 / Enantiomer: LEVO |
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| Source (natural) | Organism: ![]() Human betaherpesvirus 5 / Strain: TB40-BAC4 |
| Molecular weight | Theoretical: 77.497164 KDa |
| Recombinant expression | Organism: Homo sapiens (human) |
| Sequence | String: ASEALDPHAF HLLLNTYGRP IRFLRENTTQ CTYNSSLRNS TVVRENAISF NFFQSYNQYY VFHMPRCLFA GPLAEQFLNQ VDLTETLER YQQRLNTYAL VSKDLASYRS FSQQLKAQDS LGQQPTTVPP PIDLSIPHVW MPPQTTPHDW KGSHTTSGLH R PHFNQTCI ...String: ASEALDPHAF HLLLNTYGRP IRFLRENTTQ CTYNSSLRNS TVVRENAISF NFFQSYNQYY VFHMPRCLFA GPLAEQFLNQ VDLTETLER YQQRLNTYAL VSKDLASYRS FSQQLKAQDS LGQQPTTVPP PIDLSIPHVW MPPQTTPHDW KGSHTTSGLH R PHFNQTCI LFDGHDLLFS TVTPCLHQGF YLMDELRYVK ITLTEDFFVV TVSIDDDTPM LLIFGHLPRV LFKAPYQRDN FI LRQTEKH ELLVLVKKTQ LNRHSYLKDS DFLDAALDFN YLDLSALLRN SFHRYAVDVL KSGRCQMLDR RTVEMAFAYA LAL FAAARQ EEAGTEISIP RALDRQAALL QIQEFMITCL SQTPPRTTLL LYPTAVDLAK RALWTPDQIT DITSLVRLVY ILSK QNQQH LIPQWALRQI ADFALQLHKT HLASFLSAFA RQELYLMGSL VHSMLVHTTE RREIFIVETG LCSLAELSHF TQLLA HPHH EYLSDLYTPC SSSGRRDHSL ERLTRLFPDA TVPATVPAAL SILSTMQPST LETFPDLFCL PLGESFSALT VSEHVS YVV TNQYLIKGIS YPVSTTVVGQ SLIITQTDSQ SKCELTRNMH TTHSITAALN ISLENCAFCQ SALLEYDDTQ GVINIMY MH DSDDVLFALD PYNEVVVSSP RTHYLMLLKN GTVLEVTD UniProtKB: Envelope glycoprotein H |
-Macromolecule #2: Protein UL141
| Macromolecule | Name: Protein UL141 / type: protein_or_peptide / ID: 2 / Number of copies: 2 / Enantiomer: LEVO |
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| Source (natural) | Organism: ![]() Human betaherpesvirus 5 / Strain: Merlin |
| Molecular weight | Theoretical: 31.039045 KDa |
| Recombinant expression | Organism: Homo sapiens (human) |
| Sequence | String: SFPFATADIA EKMWAENYET TSPAPVLVAE GEQVTIPCTV MTHSWPMVSI RARFCRSHDG SDELILDAVK GHRLMNGLQY RLPYATWNF SQLHLGQIFS LTFNVSTDTA GMYECVLRNY SHGLIMQRFV ILTQLETLSR PDEPCCTPAL GRYSLGDQIW S PTPWRLRN ...String: SFPFATADIA EKMWAENYET TSPAPVLVAE GEQVTIPCTV MTHSWPMVSI RARFCRSHDG SDELILDAVK GHRLMNGLQY RLPYATWNF SQLHLGQIFS LTFNVSTDTA GMYECVLRNY SHGLIMQRFV ILTQLETLSR PDEPCCTPAL GRYSLGDQIW S PTPWRLRN HDCGMYRGFQ RNYFYIGRAD AEDCWKPACP DEEPDRCWTV IQRYRLPGDC YRSQPHPPKF LPVTPAPPAD ID TGMSPWA TRGGSGGGSL EVLFQGPGHH HHHHHH UniProtKB: Protein UL141 |
-Macromolecule #3: UL116
| Macromolecule | Name: UL116 / type: protein_or_peptide / ID: 3 / Number of copies: 2 / Enantiomer: LEVO |
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| Source (natural) | Organism: ![]() Human betaherpesvirus 5 / Strain: TB40-BAC4 |
| Molecular weight | Theoretical: 35.321906 KDa |
| Recombinant expression | Organism: Homo sapiens (human) |
| Sequence | String: VETNATTVTS TTAAAATTNT TVATTGTTTT SPNVTSTTSN TVITPTTVSS VSNLTSSATS IPISTSTVSG TRNTRNNNTT TIGTNVTSP SPSVSILTTV TPAATSTTSN NGDVTSDYTP TFDLENITTT RAPTRPPAQD LCSHNLSIIL YEEESQSSVD I AVDEEEPE ...String: VETNATTVTS TTAAAATTNT TVATTGTTTT SPNVTSTTSN TVITPTTVSS VSNLTSSATS IPISTSTVSG TRNTRNNNTT TIGTNVTSP SPSVSILTTV TPAATSTTSN NGDVTSDYTP TFDLENITTT RAPTRPPAQD LCSHNLSIIL YEEESQSSVD I AVDEEEPE LEDDDEYDEL WFPLYFEAEC NLNYTLQYVN HSCDYSVRQS SVSFPPWRDI DSVTFVPRNL SNCSAHGLAV IV AGNQTWY VNPFSLAHLL DAIYNVLGIE DLSANFRRQL APYRHTLIVP QTGGSGGSGS DDDDKAGWSH PQFEKGGGSG GGS GGGSWS HPQFEK UniProtKB: UL116 |
-Macromolecule #6: 2-acetamido-2-deoxy-beta-D-glucopyranose
| Macromolecule | Name: 2-acetamido-2-deoxy-beta-D-glucopyranose / type: ligand / ID: 6 / Number of copies: 4 / Formula: NAG |
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| Molecular weight | Theoretical: 221.208 Da |
| Chemical component information | ![]() ChemComp-NAG: |
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | single particle reconstruction |
| Aggregation state | particle |
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Sample preparation
| Concentration | 0.8 mg/mL |
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| Buffer | pH: 8 |
| 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: 50.0 e/Å2 |
| Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 2.5 µm / Nominal defocus min: 1.0 µm |
| Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER |
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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About Yorodumi




Keywords
Human betaherpesvirus 5
Authors
United States, 1 items
Citation



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Homo sapiens (human)
Processing
FIELD EMISSION GUN

