[English] 日本語
Yorodumi
- PDB-6x6p: Characterization of the SARS-CoV-2 S Protein: Biophysical, Bioche... -

+
Open data


ID or keywords:

Loading...

-
Basic information

Entry
Database: PDB / ID: 6x6p
TitleCharacterization of the SARS-CoV-2 S Protein: Biophysical, Biochemical, Structural, and Antigenic Analysis
ComponentsSpike glycoproteinSpike protein
KeywordsVIRAL PROTEIN / coronavirus / SARS-CoV-2 / SARS-CoV / spike glycoprotein / fusion protein / trimer
Function / homology
Function and homology information


Maturation of spike protein / Translation of Structural Proteins / Virion Assembly and Release / suppression by virus of host tetherin activity / host cell endoplasmic reticulum-Golgi intermediate compartment membrane / Attachment and Entry / receptor-mediated virion attachment to host cell / endoplasmic reticulum-Golgi intermediate compartment / host cell surface receptor binding / endocytosis involved in viral entry into host cell ...Maturation of spike protein / Translation of Structural Proteins / Virion Assembly and Release / suppression by virus of host tetherin activity / host cell endoplasmic reticulum-Golgi intermediate compartment membrane / Attachment and Entry / receptor-mediated virion attachment to host cell / endoplasmic reticulum-Golgi intermediate compartment / host cell surface receptor binding / endocytosis involved in viral entry into host cell / endocytic vesicle membrane / fusion of virus membrane with host plasma membrane / suppression by virus of host type I interferon-mediated signaling pathway / fusion of virus membrane with host endosome membrane / viral entry into host cell / viral envelope / endoplasmic reticulum lumen / host cell plasma membrane / virion membrane / integral component of membrane / identical protein binding
Similarity search - Function
Spike (S) protein S1 subunit, receptor-binding domain, SARS-CoV-2 / Spike (S) protein S1 subunit, N-terminal domain, SARS-CoV-like / Betacoronavirus spike (S) glycoprotein S1 subunit N-terminal (NTD) domain profile. / Betacoronavirus spike (S) glycoprotein S1 subunit C-terminal (CTD) domain profile. / Spike glycoprotein, N-terminal domain superfamily / Spike glycoprotein S2, coronavirus, heptad repeat 2 / Spike glycoprotein S2, coronavirus, heptad repeat 1 / Spike glycoprotein, betacoronavirus / Betacoronavirus spike glycoprotein S1, receptor binding / Spike (S) protein S1 subunit, receptor-binding domain, betacoronavirus ...Spike (S) protein S1 subunit, receptor-binding domain, SARS-CoV-2 / Spike (S) protein S1 subunit, N-terminal domain, SARS-CoV-like / Betacoronavirus spike (S) glycoprotein S1 subunit N-terminal (NTD) domain profile. / Betacoronavirus spike (S) glycoprotein S1 subunit C-terminal (CTD) domain profile. / Spike glycoprotein, N-terminal domain superfamily / Spike glycoprotein S2, coronavirus, heptad repeat 2 / Spike glycoprotein S2, coronavirus, heptad repeat 1 / Spike glycoprotein, betacoronavirus / Betacoronavirus spike glycoprotein S1, receptor binding / Spike (S) protein S1 subunit, receptor-binding domain, betacoronavirus / Spike receptor binding domain superfamily, coronavirus / Coronavirus spike (S) glycoprotein S2 subunit heptad repeat 1 (HR1) region profile. / Spike glycoprotein S1, N-terminal domain, betacoronavirus-like / Betacoronavirus-like spike glycoprotein S1, N-terminal / Spike glycoprotein S2 superfamily, coronavirus / Spike glycoprotein S2, coronavirus / Coronavirus spike glycoprotein S2 / Coronavirus spike glycoprotein S1, C-terminal / Coronavirus spike glycoprotein S1, C-terminal
Similarity search - Domain/homology
Biological speciesSevere acute respiratory syndrome coronavirus 2
MethodELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.22 Å
AuthorsHerrera, N.G. / Morano, N.C. / Celikgil, A. / Georgiev, G.I. / Malonis, R. / Lee, J.H. / Tong, K. / Vergnolle, O. / Massimi, A. / Yen, L.Y. ...Herrera, N.G. / Morano, N.C. / Celikgil, A. / Georgiev, G.I. / Malonis, R. / Lee, J.H. / Tong, K. / Vergnolle, O. / Massimi, A. / Yen, L.Y. / Noble, A.J. / Kopylov, M. / Bonanno, J.B. / Garrett-Thompson, S.C. / Hayes, D.B. / Brenowitz, M. / Garforth, S.J. / Eng, E.T. / Lai, J.R. / Almo, S.C.
CitationJournal: bioRxiv / Year: 2020
Title: Characterization of the SARS-CoV-2 S Protein: Biophysical, Biochemical, Structural, and Antigenic Analysis.
Authors: Natalia G Herrera / Nicholas C Morano / Alev Celikgil / George I Georgiev / Ryan J Malonis / James H Lee / Karen Tong / Olivia Vergnolle / Aldo B Massimi / Laura Y Yen / Alex J Noble / ...Authors: Natalia G Herrera / Nicholas C Morano / Alev Celikgil / George I Georgiev / Ryan J Malonis / James H Lee / Karen Tong / Olivia Vergnolle / Aldo B Massimi / Laura Y Yen / Alex J Noble / Mykhailo Kopylov / Jeffrey B Bonanno / Sarah C Garrett-Thomson / David B Hayes / Robert H Bortz / Ariel S Wirchnianski / Catalina Florez / Ethan Laudermilch / Denise Haslwanter / J Maximilian Fels / M Eugenia Dieterle / Rohit K Jangra / Jason Barnhill / Amanda Mengotto / Duncan Kimmel / Johanna P Daily / Liise-Anne Pirofski / Kartik Chandran / Michael Brenowitz / Scott J Garforth / Edward T Eng / Jonathan R Lai / Steven C Almo /
Abstract: Coronavirus disease 2019 ( ) is a global health crisis caused by the novel severe acute respiratory syndrome coronavirus 2 ( ), and there is a critical need to produce large quantities of high- ...Coronavirus disease 2019 ( ) is a global health crisis caused by the novel severe acute respiratory syndrome coronavirus 2 ( ), and there is a critical need to produce large quantities of high-quality SARS-CoV-2 Spike ( ) protein for use in both clinical and basic science settings. To address this need, we have evaluated the expression and purification of two previously reported S protein constructs in Expi293F and ExpiCHO-S cells, two different cell lines selected for increased expression of secreted glycoproteins. We show that ExpiCHO-S cells produce enhanced yields of both SARS-CoV-2 S proteins. Biochemical, biophysical, and structural ( ) characterization of the SARS-CoV-2 S proteins produced in both cell lines demonstrate that the reported purification strategy yields high quality S protein (non-aggregated, uniform material with appropriate biochemical and biophysical properties). Importantly, we show that multiple preparations of these two recombinant S proteins from either cell line exhibit identical behavior in two different serology assays. We also evaluate the specificity of S protein-mediated host cell binding by examining interactions with proposed binding partners in the human secretome. In addition, the antigenicity of these proteins is demonstrated by standard ELISAs, and in a flexible protein microarray format. Collectively, we establish an array of metrics for ensuring the production of high-quality S protein to support clinical, biological, biochemical, structural and mechanistic studies to combat the global pandemic caused by SARS-CoV-2.
History
DepositionMay 28, 2020Deposition site: RCSB / Processing site: RCSB
Revision 1.0Jun 10, 2020Provider: repository / Type: Initial release
Revision 1.1Jul 8, 2020Group: Database references / Category: citation / citation_author
Item: _citation.country / _citation.journal_abbrev ..._citation.country / _citation.journal_abbrev / _citation.journal_id_CSD / _citation.pdbx_database_id_DOI / _citation.pdbx_database_id_PubMed / _citation.title / _citation.year
Revision 2.0Jul 29, 2020Group: Atomic model / Data collection ...Atomic model / Data collection / Derived calculations / Structure summary
Category: atom_site / chem_comp ...atom_site / chem_comp / entity / pdbx_branch_scheme / pdbx_chem_comp_identifier / pdbx_entity_branch / pdbx_entity_branch_descriptor / pdbx_entity_branch_link / pdbx_entity_branch_list / pdbx_entity_nonpoly / pdbx_nonpoly_scheme / pdbx_struct_assembly_gen / struct_asym / struct_conn / struct_site / struct_site_gen
Item: _atom_site.B_iso_or_equiv / _atom_site.Cartn_x ..._atom_site.B_iso_or_equiv / _atom_site.Cartn_x / _atom_site.Cartn_y / _atom_site.Cartn_z / _atom_site.auth_asym_id / _atom_site.auth_seq_id / _atom_site.label_asym_id / _atom_site.label_entity_id / _chem_comp.name / _pdbx_entity_nonpoly.entity_id / _pdbx_entity_nonpoly.name / _pdbx_struct_assembly_gen.asym_id_list / _struct_conn.pdbx_role / _struct_conn.ptnr1_auth_asym_id / _struct_conn.ptnr1_auth_seq_id / _struct_conn.ptnr1_label_asym_id / _struct_conn.ptnr2_auth_asym_id / _struct_conn.ptnr2_auth_seq_id / _struct_conn.ptnr2_label_asym_id
Description: Carbohydrate remediation / Provider: repository / Type: Remediation
Revision 2.1Jan 27, 2021Group: Refinement description / Structure summary
Category: chem_comp / entity ...chem_comp / entity / entity_name_com / struct_ncs_dom_lim
Item: _chem_comp.pdbx_synonyms / _entity.pdbx_description / _entity_name_com.name

-
Structure visualization

Movie
  • Deposited structure unit
  • Imaged by Jmol
  • Download
  • Superimposition on EM map
  • EMDB-22078
  • Imaged by UCSF Chimera
  • Download
Movie viewer
Structure viewerMolecule:
MolmilJmol/JSmol

Downloads & links

-
Assembly

Deposited unit
A: Spike glycoprotein
B: Spike glycoprotein
C: Spike glycoprotein
hetero molecules


Theoretical massNumber of molelcules
Total (without water)434,86648
Polymers422,4733
Non-polymers12,39345
Water0
1


  • Idetical with deposited unit
  • defined by author
  • Evidence: gel filtration
TypeNameSymmetry operationNumber
identity operation1_5551
Noncrystallographic symmetry (NCS)NCS domain:
IDEns-IDDetails
11chain "B"
21chain "C"
31chain "A"

NCS domain segments:
Dom-IDComponent-IDEns-IDBeg label comp-IDEnd label comp-IDLabel asym-IDLabel seq-ID
111ALASERB1 - 1017
211ALASERC1 - 1017
311ALASERA1 - 1017

NCS oper:
IDCodeMatrixVector
1given(-0.500074653982, -0.865982291205, -0.000108465061909), (0.865982294605, -0.500074659187, 2.5875439059E-5), (-7.66483008702E-5, -8.09891719627E-5, 0.999999993783)480.655587524, 128.800597837, 0.0318858294733
2given(-0.500926006666, 0.865490043122, -0.000347996512365), (-0.865490094047, -0.500926039489, -8.32962411061E-6), (-0.000181529721426, 0.000297015008872, 0.999999939415)129.149667515, 480.706760068, -0.0561034599074

-
Components

#1: Protein Spike glycoprotein / Spike protein / S glycoprotein / E2 / Peplomer protein / SARS-CoV-2 spike glycoprotein


Mass: 140824.406 Da / Num. of mol.: 3 / Mutation: R682G R683S R685S K986P V987P
Source method: isolated from a genetically manipulated source
Source: (gene. exp.) Severe acute respiratory syndrome coronavirus 2
Gene: S, 2 / Production host: Cricetulus griseus (Chinese hamster) / References: UniProt: P0DTC2
#2: Polysaccharide
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose


Type: oligosaccharide / Mass: 424.401 Da / Num. of mol.: 12
Source method: isolated from a genetically manipulated source
DescriptorTypeProgram
DGlcpNAcb1-4DGlcpNAcb1-Glycam Condensed SequenceGMML 1.0
WURCS=2.0/1,2,1/[a2122h-1b_1-5_2*NCC/3=O]/1-1/a4-b1WURCSPDB2Glycan 1.1.0
[]{[(4+1)][b-D-GlcpNAc]{[(4+1)][b-D-GlcpNAc]{}}}LINUCSPDB-CARE
#3: Sugar...
ChemComp-NAG / 2-acetamido-2-deoxy-beta-D-glucopyranose / N-acetyl-beta-D-glucosamine / 2-acetamido-2-deoxy-beta-D-glucose / 2-acetamido-2-deoxy-D-glucose / 2-acetamido-2-deoxy-glucose / N-ACETYL-D-GLUCOSAMINE / N-Acetylglucosamine


Type: D-saccharide, beta linking / Mass: 221.208 Da / Num. of mol.: 33
Source method: isolated from a genetically manipulated source
Formula: C8H15NO6
IdentifierTypeProgram
DGlcpNAcbCONDENSED IUPAC CARBOHYDRATE SYMBOLGMML 1.0
N-acetyl-b-D-glucopyranosamineCOMMON NAMEGMML 1.0
b-D-GlcpNAcIUPAC CARBOHYDRATE SYMBOLPDB-CARE 1.0
GlcNAcSNFG CARBOHYDRATE SYMBOLGMML 1.0
Has ligand of interestN

-
Experimental details

-
Experiment

ExperimentMethod: ELECTRON MICROSCOPY
EM experimentAggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction

-
Sample preparation

ComponentName: Severe acute respiratory syndrome coronavirus 2 / Type: VIRUS / Entity ID: #1 / Source: RECOMBINANT
Molecular weightExperimental value: NO
Source (natural)Organism: Severe acute respiratory syndrome coronavirus 2
Source (recombinant)Organism: Cricetulus griseus (Chinese hamster)
Details of virusEmpty: YES / Enveloped: YES / Isolate: OTHER / Type: VIRION
Buffer solutionpH: 8
Buffer component
IDConc.NameFormulaBuffer-ID
1250 mMsodium chlorideNaClSodium chloride1
250 mMTris1
SpecimenConc.: 1 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES
Specimen supportGrid material: GOLD / Grid mesh size: 400 divisions/in. / Grid type: UltrAuFoil
VitrificationInstrument: LEICA EM GP / Cryogen name: ETHANE / Humidity: 100 %

-
Electron microscopy imaging

Experimental equipment
Model: Titan Krios / Image courtesy: FEI Company
MicroscopyModel: FEI TITAN KRIOS
Electron gunElectron source: FIELD EMISSION GUN / Accelerating voltage: 300 kV / Illumination mode: FLOOD BEAM
Electron lensMode: BRIGHT FIELDBright-field microscopy / Nominal defocus max: 2500 nm / Nominal defocus min: 800 nm / C2 aperture diameter: 100 µm
Image recordingAverage exposure time: 2.5 sec. / Electron dose: 66.5 e/Å2 / Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Num. of real images: 1131

-
Processing

Software
NameVersionClassification
phenix.real_space_refine1.18_3845refinement
PHENIX1.18_3845refinement
EM software
IDNameVersionCategory
1cryoSPARC2.14.2particle selection
2RELIONimage acquisition
4cryoSPARC2.14.2CTF correction
7Coot0.8.9.2model fitting
9PHENIX1.18-3845model refinement
10cryoSPARC2.14.2initial Euler assignment
11cryoSPARC2.14.2final Euler assignment
12cryoSPARC2.14.2classification
13cryoSPARC2.14.23D reconstruction
CTF correctionType: PHASE FLIPPING AND AMPLITUDE CORRECTION
Particle selectionNum. of particles selected: 75582
SymmetryPoint symmetry: C3 (3 fold cyclic)
3D reconstructionResolution: 3.22 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 54395 / Num. of class averages: 1 / Symmetry type: POINT
Atomic model buildingB value: 120 / Protocol: RIGID BODY FIT / Space: REAL / Target criteria: CC
Atomic model buildingPDB-ID: 6VXX
Pdb chain-ID: A / Pdb chain residue range: 27-1147
RefinementCross valid method: NONE
Stereochemistry target values: GeoStd + Monomer Library + CDL v1.2
Displacement parametersBiso mean: 120.7 Å2
Refine LS restraints
Refine-IDTypeDev idealNumber
ELECTRON MICROSCOPYf_bond_d0.011925152
ELECTRON MICROSCOPYf_angle_d1.018434233
ELECTRON MICROSCOPYf_chiral_restr0.06334074
ELECTRON MICROSCOPYf_plane_restr0.0064350
ELECTRON MICROSCOPYf_dihedral_angle_d13.38333600
Refine LS restraints NCS
Ens-IDDom-IDAuth asym-IDRefine-IDTypeRms dev position (Å)
12BELECTRON MICROSCOPYNCS constraints0.000705603610554
13BELECTRON MICROSCOPYNCS constraints0.0347396776632

+
About Yorodumi

-
News

-
Aug 12, 2020. Covid-19 info

Covid-19 info

URL: https://pdbj.org/emnavi/covid19.php

New page: Covid-19 featured information page in EM Navigator.

Related info.:Covid-19 info / Mar 5, 2020. Novel coronavirus structure data

-
Mar 5, 2020. Novel coronavirus structure data

Novel coronavirus structure data

Related info.:Yorodumi Speices / Aug 12, 2020. Covid-19 info

External links:COVID-19 featured content - PDBj / Molecule of the Month (242):Coronavirus Proteases

+
Jan 31, 2019. EMDB accession codes are about to change! (news from PDBe EMDB page)

EMDB accession codes are about to change! (news from PDBe EMDB page)

  • The allocation of 4 digits for EMDB accession codes will soon come to an end. Whilst these codes will remain in use, new EMDB accession codes will include an additional digit and will expand incrementally as the available range of codes is exhausted. The current 4-digit format prefixed with “EMD-” (i.e. EMD-XXXX) will advance to a 5-digit format (i.e. EMD-XXXXX), and so on. It is currently estimated that the 4-digit codes will be depleted around Spring 2019, at which point the 5-digit format will come into force.
  • The EM Navigator/Yorodumi systems omit the EMD- prefix.

Related info.:Q: What is EMD? / ID/Accession-code notation in Yorodumi/EM Navigator

External links:EMDB Accession Codes are Changing Soon! / Contact to PDBj

+
Jul 12, 2017. Major update of PDB

Major update of PDB

  • wwPDB released updated PDB data conforming to the new PDBx/mmCIF dictionary.
  • This is a major update changing the version number from 4 to 5, and with Remediation, in which all the entries are updated.
  • In this update, many items about electron microscopy experimental information are reorganized (e.g. em_software).
  • Now, EM Navigator and Yorodumi are based on the updated data.

External links:wwPDB Remediation / Enriched Model Files Conforming to OneDep Data Standards Now Available in the PDB FTP Archive

+
Jun 16, 2017. Omokage search with filter

Omokage search with filter

Result of Omokage search can be filtered by keywords and the database types

Related info.:Omokage search

-
Yorodumi

Thousand views of thousand structures

  • Yorodumi is a browser for structure data from EMDB, PDB, SASBDB, etc.
  • This page is also the successor to EM Navigator detail page, and also detail information page/front-end page for Omokage search.
  • The word "yorodu" (or yorozu) is an old Japanese word meaning "ten thousand". "mi" (miru) is to see.

Related info.:EMDB / PDB / SASBDB / Comparison of 3 databanks / Yorodumi Search / Aug 31, 2016. New EM Navigator & Yorodumi / Yorodumi Papers / Jmol/JSmol / Function and homology information / Changes in new EM Navigator and Yorodumi

Read more