7X6U | pdb_00007x6u

SFTSV 3 fold hexmer

• PDB DOI: https://doi.org/10.2210/pdb7X6U/pdb
• EM Map EMD-33027: EMDB EMDataResource

• Classification: VIRAL PROTEIN
• Organism(s): Severe fever with thrombocytopenia syndrome virus
• Mutation(s): No 


• Deposited: 2022-03-08 Released: 2023-08-16 
• Deposition Author(s): Sun, Z., Lou, Z.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

---

Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 4.50 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Architecture of severe fever with thrombocytopenia syndrome virus.

Sun, Z., Cheng, J., Bai, Y., Cao, L., Xie, D., Deng, F., Zhang, X., Rao, Z., Lou, Z.

(2023) Protein Cell 14: 914-918

• PubMed: 37038326 
• DOI: https://doi.org/10.1093/procel/pwad019
• Primary Citation Related Structures: 
  7X6U, 7X6W, 7X72

---

Organizational Affiliation: 
• Department of Basic Research, Guangzhou Laboratory, Guangzhou 510005, China.
MOE Key Laboratory of Protein Science, School of Medicine, Tsinghua University, Beijing 100084, China.
National Laboratory of Biomacromolecules, CAS Center for Excellence in Biomacromolecules, Institute of Biophysics, Chinese Academy of Sciences, Beijing 100101, China.
University of Chinese Academy of Sciences, Beijing 100049, China.
National Virus Resource Center, Wuhan Institute of Virology, Chinese Academy of Sciences, Wuhan 430071, China.
State Key Laboratory of Medicinal Chemical Biology and College of Life Science and Pharmacy, Nankai University, Tianjin 300350, China.

Biological Assembly 1  

Global Symmetry: Cyclic - C6  (Explore in 3D)
Global Stoichiometry: Hetero 12-mer - A6B6 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 117.68 kDa 
• Atom Count: 6,554 
• Modeled Residue Count: 888 
• Deposited Residue Count: 1,073 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Envelopment polyprotein	A	562	Severe fever with thrombocytopenia syndrome virus	Mutation(s): 0
UniProt
Find proteins for A0A1S6XXI4 (Dabie bandavirus) Explore A0A1S6XXI4  Go to UniProtKB:  A0A1S6XXI4
Glycosylation
Glycosylation Sites: 1

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Envelopment polyprotein	B	511	Severe fever with thrombocytopenia syndrome virus	Mutation(s): 0
UniProt
Find proteins for A0A1S6XXK1 (Dabie bandavirus) Explore A0A1S6XXK1  Go to UniProtKB:  A0A1S6XXK1

Oligosaccharides

Help  

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	C	2		N/A
Glycosylation Resources
GlyTouCan: G42666HT GlyCosmos: G42666HT GlyGen: G42666HT

Entity ID: 4
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	D	3		N-Glycosylation
Glycosylation Resources
GlyTouCan: G62182OO GlyCosmos: G62182OO GlyGen: G62182OO

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 4.50 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2023-08-16 
Deposition Author(s): Sun, Z., Lou, Z.

---

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	U20A20135

Revision History  

• Version 1.0: 2023-08-16
  Type: Initial release
  
• Version 1.1: 2023-12-13
  Changes: Database references
• Version 1.2: 2024-11-13
  Changes: Data collection, Structure summary
• Version 1.3: 2025-07-02
  Changes: Data collection