9PFJ | pdb_00009pfj

Cryo-EM structure of VX77 Fab in complex with GII.4 Norovirus P domain

PDB DOI: https://doi.org/10.2210/pdb9PFJ/pdb
EM Map EMD-71602: EMDB EMDataResource

Classification: VIRAL PROTEIN/Immune System
Organism(s): Norovirus Hu/GII.4/Sydney/NSW0514/2012/AU, Homo sapiens
Expression System: Escherichia coli, Homo sapiens
Mutation(s): No

Deposited: 2025-07-04 Released: 2026-07-01
Deposition Author(s): Jo, G., Ward, A.B.
Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.08 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 9PFJ

This is version 1.0 of the entry. See complete history.

Literature

Serum IgA proteomics reveals clonal composition and neutralization of dimeric and monomeric IgA repertoires against human norovirus

Jo, G., Ward, A.B.

To be published.

Macromolecule Content

Total Structure Weight: 119.76 kDa
Atom Count: 8,378
Modeled Residue Count: 1,088
Deposited Residue Count: 1,096
Unique protein chains: 3

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
VP1	A, D [auth B]	309	Norovirus Hu/GII.4/Sydney/NSW0514/2012/AU	Mutation(s): 0
UniProt
Find proteins for K4LM89 (Norovirus Hu/GII.4/Sydney/NSW0514/2012/AU) Explore K4LM89 Go to UniProtKB: K4LM89
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	K4LM89
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
VX77 heavy chain	B [auth H], E [auth C]	126	Homo sapiens	Mutation(s): 0

Find similar proteins by:

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
VX77 light chain	C [auth L], F [auth D]	113	Homo sapiens	Mutation(s): 0

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.08 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC	4.7.0

Structure Validation

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View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-07-01

Deposition Author(s):

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	75N93019C00051

Revision History (Full details and data files)

Version 1.0: 2026-07-01
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.