9T4P | pdb_00009t4p

Dengue 2 Virus NS2B-NS3 protease fusion protein with crystal epitope mutation K174Q

PDB DOI: https://doi.org/10.2210/pdb9T4P/pdb

Classification: VIRAL PROTEIN
Organism(s): dengue virus type 2
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2025-10-30 Released: 2025-11-12
Deposition Author(s): Fairhead, M., Ni, X., Koekemoer, L., MacLean, E.M., Wright, N.D., Bowesman-Jones, H., Von Delft, F.
Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.95 Å
R-Value Free:
0.294 (Depositor), 0.294 (DCC)
R-Value Work:
0.226 (Depositor), 0.226 (DCC)

Starting Model: experimental
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This is version 1.0 of the entry. See complete history.

Literature

A fast, parallel method for efficiently exploring crystallization behaviour of large numbers of protein variants

Fairhead, M., Ni, X., Koekemoer, L., MacLean, E.M., Wright, N.D., Bowesman-Jones, H., Von Delft, F.

To be published.

Macromolecule Content

Total Structure Weight: 25.95 kDa
Atom Count: 1,531
Modeled Residue Count: 196
Deposited Residue Count: 244
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Serine protease subunit NS2B,Serine protease NS3	A	244	dengue virus type 2	Mutation(s): 1 EC: 3.4.21.91 (PDB Primary Data), 3.6.1.15 (PDB Primary Data), 3.6.4.13 (PDB Primary Data)
UniProt
Find proteins for P14337 (Dengue virus type 2 (isolate Thailand/0168/1979)) Explore P14337 Go to UniProtKB: P14337
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P14337
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.95 Å
R-Value Free: 0.294 (Depositor), 0.294 (DCC)
R-Value Work: 0.226 (Depositor), 0.226 (DCC)

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 123.486	α = 90
b = 45.2	β = 109.108
c = 40.46	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
xia2	data reduction
xia2	data scaling
PHASER	phasing

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2025-11-12

Deposition Author(s):

Bowesman-Jones, H.

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	U19AI171399

Revision History (Full details and data files)

Version 1.0: 2025-11-12
Type: Initial release

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.