9UE3 | pdb_00009ue3

The structure of FIPV spike glycoprotein

PDB DOI: https://doi.org/10.2210/pdb9UE3/pdb
EM Map EMD-64076: EMDB EMDataResource

Classification: PROTEIN BINDING
Organism(s): Feline infectious peritonitis virus (strain 79-1146), Enterobacteria phage T6
Expression System: Homo sapiens
Mutation(s): Yes

Deposited: 2025-04-08 Released: 2026-01-28
Deposition Author(s): Sun, J.Q., Niu, S.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.78 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 9UE3

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

Literature

The structure of FIPV spike glycoprotein

Sun, J.Q.

To be published.

Macromolecule Content

Total Structure Weight: 166.65 kDa
Atom Count: 8,896
Modeled Residue Count: 1,094
Deposited Residue Count: 1,451
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Spike glycoprotein,Fibritin	A	1,451	Feline infectious peritonitis virus (strain 79-1146), Enterobacteria phage T6 This entity is chimeric	Mutation(s): 2 Gene Names: S, 2, wac, EcT6_00157
UniProt
Find proteins for A0A346FJN8 (Enterobacteria phage T6) Explore A0A346FJN8 Go to UniProtKB: A0A346FJN8
Find proteins for P10033 (Feline coronavirus (strain FIPV WSU-79/1146)) Explore P10033 Go to UniProtKB: P10033
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Groups	P10033 A0A346FJN8
Glycosylation
Glycosylation Sites: 22	Glycosylation Focus chain A
Sequence Annotations Expand
Reference Sequence

Oligosaccharides

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	B	3		N-Glycosylation	Interactions Focus chain B Interactions & Density Focus chain B
Glycosylation Resources
GlyTouCan: G15407YE GlyCosmos: G15407YE GlyGen: G15407YE

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	C, H [auth I]	4		N-Glycosylation	Interactions Focus chain C Focus chain H [auth I] Interactions & Density Focus chain C Focus chain H [auth I]
Glycosylation Resources
GlyTouCan: G81315DD GlyCosmos: G81315DD GlyGen: G81315DD

Entity ID: 4
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	D [auth E], E [auth F], F [auth G], G [auth H]	2		N-Glycosylation	Interactions Focus chain D [auth E] Focus chain E [auth F] Focus chain F [auth G] Focus chain G [auth H] Interactions & Density Focus chain D [auth E] Focus chain E [auth F] Focus chain F [auth G] Focus chain G [auth H]
Glycosylation Resources
GlyTouCan: G42666HT GlyCosmos: G42666HT GlyGen: G42666HT

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NAG (Subject of Investigation/LOI) Query on NAG Download:Ideal Coordinates CCD File SDF format, chain I [auth A] SDF format, chain K [auth A] SDF format, chain L [auth A] SDF format, chain N [auth A] SDF format, chain O [auth A] SDF format, chain P [auth A] SDF format, chain R [auth A] SDF format, chain S [auth A] SDF format, chain T [auth A] SDF format, chain U [auth A] SDF format, chain V [auth A] SDF format, chain W [auth A] SDF format, chain Q [auth A] SDF format, chain M [auth A] SDF format, chain J [auth A] MOL2 format, chain I [auth A] MOL2 format, chain K [auth A] MOL2 format, chain L [auth A] MOL2 format, chain N [auth A] MOL2 format, chain O [auth A] MOL2 format, chain P [auth A] MOL2 format, chain R [auth A] MOL2 format, chain S [auth A] MOL2 format, chain T [auth A] MOL2 format, chain U [auth A] MOL2 format, chain V [auth A] MOL2 format, chain W [auth A] MOL2 format, chain Q [auth A] MOL2 format, chain M [auth A] MOL2 format, chain J [auth A] mmCIF format, chain I [auth A] mmCIF format, chain K [auth A] mmCIF format, chain L [auth A] mmCIF format, chain N [auth A] mmCIF format, chain O [auth A] mmCIF format, chain P [auth A] mmCIF format, chain R [auth A] mmCIF format, chain S [auth A] mmCIF format, chain T [auth A] mmCIF format, chain U [auth A] mmCIF format, chain V [auth A] mmCIF format, chain W [auth A] mmCIF format, chain Q [auth A] mmCIF format, chain M [auth A] mmCIF format, chain J [auth A]	I [auth A] J [auth A] K [auth A] L [auth A] M [auth A] I [auth A], J [auth A], K [auth A], L [auth A], M [auth A], N [auth A], O [auth A], P [auth A], Q [auth A], R [auth A], S [auth A], T [auth A], U [auth A], V [auth A], W [auth A]	2-acetamido-2-deoxy-beta-D-glucopyranose C₈ H₁₅ N O₆ OVRNDRQMDRJTHS-FMDGEEDCSA-N		Interactions Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth A] Focus chain Q [auth A] Focus chain R [auth A] Focus chain S [auth A] Focus chain T [auth A] Focus chain U [auth A] Focus chain V [auth A] Focus chain W [auth A] Interactions & Density Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth A] Focus chain Q [auth A] Focus chain R [auth A] Focus chain S [auth A] Focus chain T [auth A] Focus chain U [auth A] Focus chain V [auth A] Focus chain W [auth A]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 2.78 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-01-28

Deposition Author(s):

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32270157

Revision History (Full details and data files)

Version 1.0: 2026-01-28
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.