9ZCZ | pdb_00009zcz

C4 local refinement of stomatin-bound aquaporin (human)

PDB DOI: https://doi.org/10.2210/pdb9ZCZ/pdb
EM Map EMD-74046: EMDB EMDataResource

Classification: TRANSPORT PROTEIN
Organism(s): Homo sapiens
Mutation(s): No

Deposited: 2025-11-24 Released: 2026-02-25
Deposition Author(s): Vallese, F., Clarke, O.B.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.30 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

Stomatin encapsulates aquaporin-1 and urea transporter-B in the erythrocyte membrane

Vallese, F., Li, H., Clarke, O.B.

To be published.

Macromolecule Content

Total Structure Weight: 106.56 kDa
Atom Count: 7,464
Modeled Residue Count: 988
Deposited Residue Count: 988
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Aquaporin-1	A [auth D], B, C, D [auth A]	247	Homo sapiens	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for P29972 (Homo sapiens) Explore P29972 Go to UniProtKB: P29972
PHAROS: P29972 GTEx: ENSG00000240583
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P29972
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
CLR (Subject of Investigation/LOI) Query on CLR Download Ideal Coordinates CCD File SDF format, chain E [auth D] SDF format, chain G [auth B] SDF format, chain I [auth C] SDF format, chain K [auth A] MOL2 format, chain E [auth D] MOL2 format, chain G [auth B] MOL2 format, chain I [auth C] MOL2 format, chain K [auth A] mmCIF format, chain E [auth D] mmCIF format, chain G [auth B] mmCIF format, chain I [auth C] mmCIF format, chain K [auth A]	E [auth D], G [auth B], I [auth C], K [auth A]	CHOLESTEROL C₂₇ H₄₆ O HVYWMOMLDIMFJA-DPAQBDIFSA-N		Interactions Focus chain E [auth D] Focus chain G [auth B] Focus chain I [auth C] Focus chain K [auth A] Interactions & Density Focus chain E [auth D] Focus chain G [auth B] Focus chain I [auth C] Focus chain K [auth A]
PLM (Subject of Investigation/LOI) Query on PLM Download Ideal Coordinates CCD File SDF format, chain F [auth D] SDF format, chain H [auth B] SDF format, chain J [auth C] SDF format, chain L [auth A] MOL2 format, chain F [auth D] MOL2 format, chain H [auth B] MOL2 format, chain J [auth C] MOL2 format, chain L [auth A] mmCIF format, chain F [auth D] mmCIF format, chain H [auth B] mmCIF format, chain J [auth C] mmCIF format, chain L [auth A]	F [auth D], H [auth B], J [auth C], L [auth A]	PALMITIC ACID C₁₆ H₃₂ O₂ IPCSVZSSVZVIGE-UHFFFAOYSA-N		Interactions Focus chain F [auth D] Focus chain H [auth B] Focus chain J [auth C] Focus chain L [auth A] Interactions & Density Focus chain F [auth D] Focus chain H [auth B] Focus chain J [auth C] Focus chain L [auth A]