9INZ | pdb_00009inz

Hemichannel sub-structure of Cx43/GJA1 gap junction intercellular channel, treated with a 5-molar excess of carbenoxolone

PDB DOI: https://doi.org/10.2210/pdb9INZ/pdb
EM Map EMD-60713: EMDB EMDataResource

Classification: MEMBRANE PROTEIN
Organism(s): Homo sapiens
Expression System: Homo sapiens
Mutation(s): No

Deposited: 2024-07-08 Released: 2026-01-21
Deposition Author(s): Lee, C.W.
Funding Organization(s): National Research Foundation (NRF, Korea), Other

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.34 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 9INZ

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

Literature

Structural insights into the closing mechanism of gap junction intercellular channels by carbenoxolone

Lee, C.W., Jang, H.S., Woo, J.S.

To be published.

Macromolecule Content

Total Structure Weight: 190 kDa
Atom Count: 10,224
Modeled Residue Count: 1,206
Deposited Residue Count: 1,608
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Gap junction alpha-1 protein	A, B, C, D, E A, B, C, D, E, F	268	Homo sapiens	Mutation(s): 0 Gene Names: GJA1, GJAL
UniProt & NIH Common Fund Data Resources
Find proteins for P17302 (Homo sapiens) Explore P17302 Go to UniProtKB: P17302
PHAROS: P17302 GTEx: ENSG00000152661
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P17302
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
C14 Query on C14 Download:Ideal Coordinates CCD File SDF format, chain AA [auth E] SDF format, chain BA [auth E] SDF format, chain CA [auth E] SDF format, chain DA [auth E] SDF format, chain EA [auth E] SDF format, chain FA [auth F] SDF format, chain G [auth A] SDF format, chain GA [auth F] SDF format, chain H [auth A] SDF format, chain HA [auth F] SDF format, chain I [auth A] SDF format, chain IA [auth F] SDF format, chain J [auth A] SDF format, chain JA [auth F] SDF format, chain K [auth A] SDF format, chain L [auth B] SDF format, chain M [auth B] SDF format, chain N [auth B] SDF format, chain O [auth B] SDF format, chain P [auth B] SDF format, chain Q [auth C] SDF format, chain R [auth C] SDF format, chain S [auth C] SDF format, chain T [auth C] SDF format, chain U [auth C] SDF format, chain V [auth D] SDF format, chain W [auth D] SDF format, chain X [auth D] SDF format, chain Y [auth D] SDF format, chain Z [auth D] MOL2 format, chain AA [auth E] MOL2 format, chain BA [auth E] MOL2 format, chain CA [auth E] MOL2 format, chain DA [auth E] MOL2 format, chain EA [auth E] MOL2 format, chain FA [auth F] MOL2 format, chain G [auth A] MOL2 format, chain GA [auth F] MOL2 format, chain H [auth A] MOL2 format, chain HA [auth F] MOL2 format, chain I [auth A] MOL2 format, chain IA [auth F] MOL2 format, chain J [auth A] MOL2 format, chain JA [auth F] MOL2 format, chain K [auth A] MOL2 format, chain L [auth B] MOL2 format, chain M [auth B] MOL2 format, chain N [auth B] MOL2 format, chain O [auth B] MOL2 format, chain P [auth B] MOL2 format, chain Q [auth C] MOL2 format, chain R [auth C] MOL2 format, chain S [auth C] MOL2 format, chain T [auth C] MOL2 format, chain U [auth C] MOL2 format, chain V [auth D] MOL2 format, chain W [auth D] MOL2 format, chain X [auth D] MOL2 format, chain Y [auth D] MOL2 format, chain Z [auth D] mmCIF format, chain AA [auth E] mmCIF format, chain BA [auth E] mmCIF format, chain CA [auth E] mmCIF format, chain DA [auth E] mmCIF format, chain EA [auth E] mmCIF format, chain FA [auth F] mmCIF format, chain G [auth A] mmCIF format, chain GA [auth F] mmCIF format, chain H [auth A] mmCIF format, chain HA [auth F] mmCIF format, chain I [auth A] mmCIF format, chain IA [auth F] mmCIF format, chain J [auth A] mmCIF format, chain JA [auth F] mmCIF format, chain K [auth A] mmCIF format, chain L [auth B] mmCIF format, chain M [auth B] mmCIF format, chain N [auth B] mmCIF format, chain O [auth B] mmCIF format, chain P [auth B] mmCIF format, chain Q [auth C] mmCIF format, chain R [auth C] mmCIF format, chain S [auth C] mmCIF format, chain T [auth C] mmCIF format, chain U [auth C] mmCIF format, chain V [auth D] mmCIF format, chain W [auth D] mmCIF format, chain X [auth D] mmCIF format, chain Y [auth D] mmCIF format, chain Z [auth D]	AA [auth E] BA [auth E] CA [auth E] DA [auth E] EA [auth E] AA [auth E], BA [auth E], CA [auth E], DA [auth E], EA [auth E], FA [auth F], G [auth A], GA [auth F], H [auth A], HA [auth F], I [auth A], IA [auth F], J [auth A], JA [auth F], K [auth A], L [auth B], M [auth B], N [auth B], O [auth B], P [auth B], Q [auth C], R [auth C], S [auth C], T [auth C], U [auth C], V [auth D], W [auth D], X [auth D], Y [auth D], Z [auth D]	TETRADECANE C₁₄ H₃₀ BGHCVCJVXZWKCC-UHFFFAOYSA-N		Interactions Focus chain AA [auth E] Focus chain BA [auth E] Focus chain CA [auth E] Focus chain DA [auth E] Focus chain EA [auth E] Focus chain FA [auth F] Focus chain G [auth A] Focus chain GA [auth F] Focus chain H [auth A] Focus chain HA [auth F] Focus chain I [auth A] Focus chain IA [auth F] Focus chain J [auth A] Focus chain JA [auth F] Focus chain K [auth A] Focus chain L [auth B] Focus chain M [auth B] Focus chain N [auth B] Focus chain O [auth B] Focus chain P [auth B] Focus chain Q [auth C] Focus chain R [auth C] Focus chain S [auth C] Focus chain T [auth C] Focus chain U [auth C] Focus chain V [auth D] Focus chain W [auth D] Focus chain X [auth D] Focus chain Y [auth D] Focus chain Z [auth D] Interactions & Density Focus chain AA [auth E] Focus chain BA [auth E] Focus chain CA [auth E] Focus chain DA [auth E] Focus chain EA [auth E] Focus chain FA [auth F] Focus chain G [auth A] Focus chain GA [auth F] Focus chain H [auth A] Focus chain HA [auth F] Focus chain I [auth A] Focus chain IA [auth F] Focus chain J [auth A] Focus chain JA [auth F] Focus chain K [auth A] Focus chain L [auth B] Focus chain M [auth B] Focus chain N [auth B] Focus chain O [auth B] Focus chain P [auth B] Focus chain Q [auth C] Focus chain R [auth C] Focus chain S [auth C] Focus chain T [auth C] Focus chain U [auth C] Focus chain V [auth D] Focus chain W [auth D] Focus chain X [auth D] Focus chain Y [auth D] Focus chain Z [auth D]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.34 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-01-21

Deposition Author(s):

Funding Organization	Location	Grant Number
National Research Foundation (NRF, Korea)	Korea, Republic Of	NRF-2018R1C1B6004447
Other	Korea, Republic Of	Suh Kyungbae Foundation (SUHF-18010097)
National Research Foundation (NRF, Korea)	Korea, Republic Of	RS-2023-00217798
Other	Korea, Republic Of	Korea University Grant

Revision History (Full details and data files)

Version 1.0: 2026-01-21
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.