13BS | pdb_000013bs

CryoEM structure of IL36RA-Fab complex

PDB DOI: https://doi.org/10.2210/pdb13BS/pdb
EM Map EMD-76948: EMDB EMDataResource

Classification: IMMUNE SYSTEM
Organism(s): Homo sapiens
Expression System: Escherichia coli, Cricetulus griseus
Mutation(s): No

Deposited: 2026-04-28 Released: 2026-07-15
Deposition Author(s): Medina, E., Joseph, J.S., Gowda, M., Shanehsazzadeh, A., Panwar, P.
Funding Organization(s): Other private

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.10 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

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

Literature

CryoEM structure of IL36RA-Fab complex

Levine, S., Shanehsazzadeh, A.

To be published.

Macromolecule Content

Total Structure Weight: 64.01 kDa
Atom Count: 4,396
Modeled Residue Count: 581
Deposited Residue Count: 594
Unique protein chains: 3

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Interleukin-36 receptor antagonist protein	A	154	Homo sapiens	Mutation(s): 0 Gene Names: IL36RN, FIL1D, IL1F5, IL1HY1, IL1L1, IL1RP3, UNQ1896/PRO4342
UniProt & NIH Common Fund Data Resources
Find proteins for Q9UBH0 (Homo sapiens) Explore Q9UBH0 Go to UniProtKB: Q9UBH0
PHAROS: Q9UBH0 GTEx: ENSG00000136695
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q9UBH0
Sequence Annotations Expand
Reference Sequence

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Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Fab heavy chain	B [auth H]	226	Homo sapiens	Mutation(s): 0

Find similar proteins by:

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Fab light chain	C [auth L]	214	Homo sapiens	Mutation(s): 0

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.10 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21rc1_5084
RECONSTRUCTION	RELION	4.0

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-07-15

Deposition Author(s):

Shanehsazzadeh, A.

Funding Organization	Location	Grant Number
Other private	United States	--

Revision History (Full details and data files)

Version 1.0: 2026-07-15
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.