22EB | pdb_000022eb

MERS-CoV RBD in complex with receptor DPP4

PDB DOI: https://doi.org/10.2210/pdb22EB/pdb
EM Map EMD-68192: EMDB EMDataResource

Classification: VIRAL PROTEIN
Organism(s): Middle East respiratory syndrome-related coronavirus, Homo sapiens
Expression System: Homo sapiens
Mutation(s): No

Deposited: 2026-01-07 Released: 2026-09-02
Deposition Author(s): Wang, Y.J., Sun, L.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.88 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 22EB

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

Literature

Structure of MERS-CoV RBD in complex with receptor DPP4.

Wang, Y.J., Sun, L.

To be published.

Macromolecule Content

Total Structure Weight: 478.19 kDa
Atom Count: 15,158
Modeled Residue Count: 1,874
Deposited Residue Count: 4,262
Unique protein chains: 2

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Spike glycoprotein	A [auth L], D [auth C]	1,340	Middle East respiratory syndrome-related coronavirus	Mutation(s): 0 Gene Names: S, 3
UniProt
Find proteins for K9N5Q8 (Middle East respiratory syndrome-related coronavirus (isolate United Kingdom/H123990006/2012)) Explore K9N5Q8 Go to UniProtKB: K9N5Q8
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	K9N5Q8
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Dipeptidyl peptidase 4 membrane form	B [auth A], C [auth B]	791	Homo sapiens	Mutation(s): 0 Gene Names: DPP4, ADCP2, CD26 EC: 3.4.14.5
UniProt & NIH Common Fund Data Resources
Find proteins for P27487 (Homo sapiens) Explore P27487 Go to UniProtKB: P27487
PHAROS: P27487 GTEx: ENSG00000197635
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P27487
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 2.88 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-09-02

Deposition Author(s):

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	92469108

Revision History (Full details and data files)

Version 1.0: 2026-09-02
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.