9CTY | pdb_00009cty

Human Kv1.3-H451V with A0194009G09 nanobodies conformation 2

PDB DOI: https://doi.org/10.2210/pdb9CTY/pdb
EM Map EMD-45922: EMDB EMDataResource

Classification: IMMUNE SYSTEM
Organism(s): Homo sapiens, Aequorea victoria, Lama glama
Expression System: Homo sapiens, Escherichia coli BL21(DE3)
Mutation(s): Yes

Deposited: 2024-07-25 Released: 2026-01-28
Deposition Author(s): Selvakumar, P., Swartz, K.J.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.03 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 9CTY

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

Literature

Human Kv1.3-H451V with A0194009G09 nanobodies conformation 2

Selvakumar, P., Swartz, K.J.

To be published.

Macromolecule Content

Total Structure Weight: 435.47 kDa
Atom Count: 15,280
Modeled Residue Count: 1,908
Deposited Residue Count: 3,928
Unique protein chains: 2

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Potassium voltage-gated channel subfamily A member 3/mVenus fusion protein,Green fluorescent protein	A, F [auth B], G [auth C], H [auth D]	856	Homo sapiens, Aequorea victoria This entity is chimeric	Mutation(s): 12 Gene Names: KCNA3, HGK5, GFP
UniProt & NIH Common Fund Data Resources
Find proteins for P22001 (Homo sapiens) Explore P22001 Go to UniProtKB: P22001
PHAROS: P22001 GTEx: ENSG00000177272
Find proteins for P42212 (Aequorea victoria) Explore P42212 Go to UniProtKB: P42212
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Groups	P22001 P42212
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
A0194009G09 nanobody	B [auth E], C [auth F], D [auth G], E [auth H]	126	Lama glama	Mutation(s): 0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
K Query on K Download:Ideal Coordinates CCD File SDF format, chain I [auth A] SDF format, chain J [auth A] SDF format, chain K [auth A] SDF format, chain L [auth A] MOL2 format, chain I [auth A] MOL2 format, chain J [auth A] MOL2 format, chain K [auth A] MOL2 format, chain L [auth A] mmCIF format, chain I [auth A] mmCIF format, chain J [auth A] mmCIF format, chain K [auth A] mmCIF format, chain L [auth A]	I [auth A], J [auth A], K [auth A], L [auth A]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N		Interactions Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Interactions & Density Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.03 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

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
Not funded		--

Revision History (Full details and data files)

Version 1.0: 2026-01-28
Type: Initial release

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

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.