8XBM | pdb_00008xbm

Structure of Cx43/GJA1 gap junction intercellular channel in complex with diC8-PIP2

PDB DOI: https://doi.org/10.2210/pdb8XBM/pdb
EM Map EMD-38223: EMDB EMDataResource

Classification: MEMBRANE PROTEIN
Organism(s): Homo sapiens
Expression System: Homo sapiens
Mutation(s): Yes

Deposited: 2023-12-06 Released: 2025-06-11
Deposition Author(s): Lee, H.J., Cha, H.J., Woo, J.S.
Funding Organization(s): Other private, National Research Foundation (NRF, Korea)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.00 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

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

Literature

PIP2-dependent conformational changes and stabilization of cytoplasmic loop in Cx43/GJA1 gap junction channel

Lee, H.J., Cha, H.J., Woo, J.S.

To be published.

Macromolecule Content

Total Structure Weight: 360.46 kDa
Atom Count: 22,860
Modeled Residue Count: 2,724
Deposited Residue Count: 3,084
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

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, G, H, I, J, K, L	257	Homo sapiens	Mutation(s): 1 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% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P17302
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
PIO (Subject of Investigation/LOI) Query on PIO Download Ideal Coordinates CCD File SDF format, chain X [auth L] SDF format, chain W [auth K] SDF format, chain V [auth J] SDF format, chain U [auth I] SDF format, chain T [auth H] SDF format, chain S [auth G] SDF format, chain R [auth F] SDF format, chain Q [auth E] SDF format, chain P [auth D] SDF format, chain O [auth C] SDF format, chain N [auth B] SDF format, chain M [auth A] MOL2 format, chain X [auth L] MOL2 format, chain W [auth K] MOL2 format, chain V [auth J] MOL2 format, chain U [auth I] MOL2 format, chain T [auth H] MOL2 format, chain S [auth G] MOL2 format, chain R [auth F] MOL2 format, chain Q [auth E] MOL2 format, chain P [auth D] MOL2 format, chain O [auth C] MOL2 format, chain N [auth B] MOL2 format, chain M [auth A] mmCIF format, chain X [auth L] mmCIF format, chain W [auth K] mmCIF format, chain V [auth J] mmCIF format, chain U [auth I] mmCIF format, chain T [auth H] mmCIF format, chain S [auth G] mmCIF format, chain R [auth F] mmCIF format, chain Q [auth E] mmCIF format, chain P [auth D] mmCIF format, chain O [auth C] mmCIF format, chain N [auth B] mmCIF format, chain M [auth A]	M [auth A] N [auth B] O [auth C] P [auth D] Q [auth E] M [auth A], N [auth B], O [auth C], P [auth D], Q [auth E], R [auth F], S [auth G], T [auth H], U [auth I], V [auth J], W [auth K], X [auth L]	[(2R)-2-octanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phosphoryl]oxy-propyl] octanoate C₂₅ H₄₉ O₁₉ P₃ XLNCEHRXXWQMPK-MJUMVPIBSA-N		Interactions Focus chain M [auth A] Focus chain N [auth B] Focus chain O [auth C] Focus chain P [auth D] Focus chain Q [auth E] Focus chain R [auth F] Focus chain S [auth G] Focus chain T [auth H] Focus chain U [auth I] Focus chain V [auth J] Focus chain W [auth K] Focus chain X [auth L] Interactions & Density Focus chain M [auth A] Focus chain N [auth B] Focus chain O [auth C] Focus chain P [auth D] Focus chain Q [auth E] Focus chain R [auth F] Focus chain S [auth G] Focus chain T [auth H] Focus chain U [auth I] Focus chain V [auth J] Focus chain W [auth K] Focus chain X [auth L]