Biological Assembly 1  

 3D View: Structure | 1D-3D View | Electron Density | Validation Report | Ligand Interaction

Global Symmetry: Cyclic - C3  (3D View)
Global Stoichiometry: Hetero 6-mer - A3B3 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: microscopy

Macromolecule Content

• Total Structure Weight: 674.91 kDa 
• Atom Count: 39626 
• Modelled Residue Count: 4804 
• Deposited Residue Count: 5814 
• Unique protein chains: 2

7CT5

S protein of SARS-CoV-2 in complex bound with T-ACE2

• PDB DOI: 10.2210/pdb7CT5/pdb
• EM Map EMD-30460:EMDBEMDataResource

• Classification: VIRAL PROTEIN
• Organism(s): Severe acute respiratory syndrome coronavirus 2, Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): Yes 


• Deposited: 2020-08-18 Released: 2020-11-18 
• Deposition Author(s): Guo, L., Bi, W.W., Zhang, Y.Y., Yan, R.H., Li, Y.N., Zhou, Q., Dang, B.B.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 4.00 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Engineered trimeric ACE2 binds viral spike protein and locks it in "Three-up" conformation to potently inhibit SARS-CoV-2 infection.

Guo, L., Bi, W., Wang, X., Xu, W., Yan, R., Zhang, Y., Zhao, K., Li, Y., Zhang, M., Cai, X., Jiang, S., Xie, Y., Zhou, Q., Lu, L., Dang, B.

(2021) Cell Res 31: 98-100

• PubMed: 33177651 
• DOI: 10.1038/s41422-020-00438-w
• Primary Citation of Related Structures:  
  7CT5

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Spike glycoprotein	A, B, C	1283	Severe acute respiratory syndrome coronavirus 2	Mutation(s): 2  Gene Names: S, 2
UniProt
Find proteins for P0DTC2 (Severe acute respiratory syndrome coronavirus 2) Explore P0DTC2  Go to UniProtKB:  P0DTC2

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Angiotensin-converting enzyme 2	D, E, F	655	Homo sapiens	Mutation(s): 0  Gene Names: ACE2, UNQ868/PRO1885 EC: 3.4.17.23 (PDB Primary Data), 3.4.17 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for Q9BYF1 (Homo sapiens) Explore Q9BYF1  Go to UniProtKB:  Q9BYF1
PHAROS:  Q9BYF1 GTEx:  ENSG00000130234

Oligosaccharides

Help

Entity ID: 3
Molecule	Chains	Chain Length	2D Diagram	Glycosylation
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	AA [auth a], BA [auth b], CA [auth c], DA [auth d], EA [auth e], FA [auth f], G, GA [auth g], H, HA [auth h], I, IA [auth i], J, JA [auth j], K, KA [auth k], L, LA [auth l], M, MA [auth m], N, NA [auth n], O, OA [auth o], P, Q, R, S, T, U, V, W, X, Y, Z	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG	AB [auth B], BB [auth B], CB [auth B], DB [auth B], EB [auth B], FB [auth B], GB [auth B], HB [auth B], IB [auth B], JB [auth B], KB [auth C], LB [auth C], MB [auth C], NB [auth C], OB [auth C], PA [auth A], PB [auth C], QA [auth A], QB [auth C], RA [auth A], RB [auth C], SA [auth A], SB [auth C], TA [auth A], TB [auth C], UA [auth A], UB [auth D], VA [auth A], VB [auth E], WA [auth A], WB [auth F], XA [auth A], YA [auth B], ZA [auth B]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 4.00 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Deposited Date: 2020-08-18 
• Released Date: 2020-11-18 
Deposition Author(s): Guo, L., Bi, W.W., Zhang, Y.Y., Yan, R.H., Li, Y.N., Zhou, Q., Dang, B.B.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	31971123
National Natural Science Foundation of China (NSFC)	China	81920108015
National Natural Science Foundation of China (NSFC)	China	31930059

Revision History  

• Version 1.0: 2020-11-18
  Type: Initial release
  
• Version 1.1: 2020-12-02
  Changes: Database references
• Version 1.2: 2021-01-13
  Changes: Database references
• Version 2.0: 2021-02-10
  Changes: Advisory, Atomic model, Database references, Derived calculations, Polymer sequence, Source and taxonomy, Structure summary