7BQ7

Crystal structure of 2019-nCoV nsp16-nsp10 complex

• PDB DOI:  https://doi.org/10.2210/pdb7BQ7/pdb

• Classification: VIRAL PROTEIN
• Organism(s): Severe acute respiratory syndrome coronavirus 2
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2020-03-24 Released: 2020-06-17 
• Deposition Author(s): Yan, L.M., Huang, Y.C., Lou, Z.Y., Rao, Z.H.
• Funding Organization(s): Ministry of Science and Technology (MoST, China)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.37 Å
• R-Value Free: 0.208 
• R-Value Work: 0.180 
• R-Value Observed: 0.181 

Literature

Crystal structure of 2019-nCoV nsp16-nsp10 complex

Yan, L.M., Huang, Y.C., Lou, Z.Y., Rao, Z.H.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: equilibrium centrifugation

Macromolecule Content

• Total Structure Weight: 48.72 kDa 
• Atom Count: 3,292 
• Modelled Residue Count: 410 
• Deposited Residue Count: 437 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
2'-O-methyltransferase	A	298	Severe acute respiratory syndrome coronavirus 2	Mutation(s): 0  Gene Names: rep, 1a-1b EC: 2.1.1 (PDB Primary Data), 3.4.19.12 (UniProt), 3.4.22 (UniProt), 3.4.22.69 (UniProt), 2.7.7.48 (UniProt), 3.6.4.12 (UniProt), 3.6.4.13 (UniProt), 3.1.13 (UniProt), 4.6.1 (UniProt), 2.1.1.57 (UniProt)
UniProt
Find proteins for P0DTD1 (Severe acute respiratory syndrome coronavirus 2) Explore P0DTD1  Go to UniProtKB:  P0DTD1

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Non-structural protein 10	B	139	Severe acute respiratory syndrome coronavirus 2	Mutation(s): 0  Gene Names: rep, 1a-1b EC: 3.4.19.12 (UniProt), 3.4.22 (UniProt), 3.4.22.69 (UniProt), 2.7.7.48 (UniProt), 3.6.4.12 (UniProt), 3.6.4.13 (UniProt), 3.1.13 (UniProt), 4.6.1 (UniProt), 2.1.1.57 (UniProt)
UniProt
Find proteins for P0DTD1 (Severe acute respiratory syndrome coronavirus 2) Explore P0DTD1  Go to UniProtKB:  P0DTD1

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SAM	C [auth A]	S-ADENOSYLMETHIONINE C15 H22 N6 O5 S MEFKEPWMEQBLKI-FCKMPRQPSA-N
ZN	D [auth B], E [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.37 Å
• R-Value Free: 0.208 
• R-Value Work: 0.180 
• R-Value Observed: 0.181 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 170.156	α = 90
b = 170.156	β = 90
c = 52.218	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-3000	data reduction
XDS	data scaling
PHENIX	model building

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2020-06-17 
Deposition Author(s): Yan, L.M., Huang, Y.C., Lou, Z.Y., Rao, Z.H.

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Funding Organization	Location	Grant Number
Ministry of Science and Technology (MoST, China)	China	2017YFC0840300

Revision History  

• Version 1.0: 2020-06-17
  Type: Initial release
  
• Version 1.1: 2021-03-10
  Changes: Structure summary