12JZ | pdb_000012jz

Cryo-EM structure of SARS-CoV-2 BA.3.2.1 Spike with K852A mutation, closed conformation

PDB DOI: https://doi.org/10.2210/pdb12JZ/pdb
EM Map EMD-76501: EMDB EMDataResource

Classification: VIRAL PROTEIN
Organism(s): Severe acute respiratory syndrome coronavirus 2
Expression System: Homo sapiens
Mutation(s): No

Deposited: 2026-04-08 Released: 2026-06-17
Deposition Author(s): Wang, Y., Hu, Y., Xie, X.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.35 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 12JZ

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

Literature

Functional and Structural Basis of Omicron BA.3.2.1 Spike

Wang, Y., Hu, Y., Xie, X.

To be published.

Macromolecule Content

Total Structure Weight: 433.3 kDa
Atom Count: 23,913
Modeled Residue Count: 2,961
Deposited Residue Count: 3,813
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
SARS-CoV-2 BA.3.2.1 spike with K852A mutation	A, B, C	1,271	Severe acute respiratory syndrome coronavirus 2	Mutation(s): 0

Oligosaccharides

Entity ID: 2
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, E, F, G, H D, E, F, G, H, I, J, K, L, M	2		N-Glycosylation	Interactions Focus chain D Focus chain E Focus chain F Focus chain G Focus chain H Focus chain I Focus chain J Focus chain K Focus chain L Focus chain M Interactions & Density Focus chain D Focus chain E Focus chain F Focus chain G Focus chain H Focus chain I Focus chain J Focus chain K Focus chain L Focus chain M

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 AA [auth C] SDF format, chain BA [auth C] SDF format, chain CA [auth C] SDF format, chain DA [auth C] SDF format, chain FA [auth C] SDF format, chain GA [auth C] SDF format, chain KA [auth C] SDF format, chain LA [auth C] SDF format, chain N [auth A] SDF format, chain P [auth A] SDF format, chain R [auth A] SDF format, chain V [auth B] SDF format, chain W [auth B] SDF format, chain X [auth B] SDF format, chain Z [auth B] SDF format, chain Y [auth B] SDF format, chain U [auth B] SDF format, chain T [auth B] SDF format, chain S [auth A] SDF format, chain Q [auth A] SDF format, chain O [auth A] SDF format, chain JA [auth C] SDF format, chain IA [auth C] SDF format, chain HA [auth C] SDF format, chain EA [auth C] MOL2 format, chain AA [auth C] MOL2 format, chain BA [auth C] MOL2 format, chain CA [auth C] MOL2 format, chain DA [auth C] MOL2 format, chain FA [auth C] MOL2 format, chain GA [auth C] MOL2 format, chain KA [auth C] MOL2 format, chain LA [auth C] MOL2 format, chain N [auth A] MOL2 format, chain P [auth A] MOL2 format, chain R [auth A] MOL2 format, chain V [auth B] MOL2 format, chain W [auth B] MOL2 format, chain X [auth B] MOL2 format, chain Z [auth B] MOL2 format, chain Y [auth B] MOL2 format, chain U [auth B] MOL2 format, chain T [auth B] MOL2 format, chain S [auth A] MOL2 format, chain Q [auth A] MOL2 format, chain O [auth A] MOL2 format, chain JA [auth C] MOL2 format, chain IA [auth C] MOL2 format, chain HA [auth C] MOL2 format, chain EA [auth C] mmCIF format, chain AA [auth C] mmCIF format, chain BA [auth C] mmCIF format, chain CA [auth C] mmCIF format, chain DA [auth C] mmCIF format, chain FA [auth C] mmCIF format, chain GA [auth C] mmCIF format, chain KA [auth C] mmCIF format, chain LA [auth C] mmCIF format, chain N [auth A] mmCIF format, chain P [auth A] mmCIF format, chain R [auth A] mmCIF format, chain V [auth B] mmCIF format, chain W [auth B] mmCIF format, chain X [auth B] mmCIF format, chain Z [auth B] mmCIF format, chain Y [auth B] mmCIF format, chain U [auth B] mmCIF format, chain T [auth B] mmCIF format, chain S [auth A] mmCIF format, chain Q [auth A] mmCIF format, chain O [auth A] mmCIF format, chain JA [auth C] mmCIF format, chain IA [auth C] mmCIF format, chain HA [auth C] mmCIF format, chain EA [auth C]	AA [auth C] BA [auth C] CA [auth C] DA [auth C] EA [auth C] AA [auth C], BA [auth C], CA [auth C], DA [auth C], EA [auth C], FA [auth C], GA [auth C], HA [auth C], IA [auth C], JA [auth C], KA [auth C], LA [auth C], N [auth A], O [auth A], P [auth A], Q [auth A], R [auth A], S [auth A], T [auth B], U [auth B], V [auth B], W [auth B], X [auth B], Y [auth B], Z [auth B]	2-acetamido-2-deoxy-beta-D-glucopyranose C₈ H₁₅ N O₆ OVRNDRQMDRJTHS-FMDGEEDCSA-N		Interactions Focus chain AA [auth C] Focus chain BA [auth C] Focus chain CA [auth C] Focus chain DA [auth C] Focus chain EA [auth C] Focus chain FA [auth C] Focus chain GA [auth C] Focus chain HA [auth C] Focus chain IA [auth C] Focus chain JA [auth C] Focus chain KA [auth C] Focus chain LA [auth C] 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 B] Focus chain U [auth B] Focus chain V [auth B] Focus chain W [auth B] Focus chain X [auth B] Focus chain Y [auth B] Focus chain Z [auth B] Interactions & Density Focus chain AA [auth C] Focus chain BA [auth C] Focus chain CA [auth C] Focus chain DA [auth C] Focus chain EA [auth C] Focus chain FA [auth C] Focus chain GA [auth C] Focus chain HA [auth C] Focus chain IA [auth C] Focus chain JA [auth C] Focus chain KA [auth C] Focus chain LA [auth C] 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 B] Focus chain U [auth B] Focus chain V [auth B] Focus chain W [auth B] Focus chain X [auth B] Focus chain Y [auth B] Focus chain Z [auth B]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 2.35 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21.2_5419
RECONSTRUCTION	cryoSPARC

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-06-17

Deposition Author(s):

Funding Organization	Location	Grant Number
Not funded		--

Revision History (Full details and data files)

Version 1.0: 2026-06-17
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.