9NMT | pdb_00009nmt

ML418 bound inwardly rectifying potassium channel Kir7.1 R162Q mutant

PDB DOI: https://doi.org/10.2210/pdb9NMT/pdb
EM Map EMD-49555: EMDB EMDataResource

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

Deposited: 2025-03-04 Released: 2026-01-28
Deposition Author(s): Peisley, A., Su, M., Cone, R.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.90 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

ML418 Binds in the Pore of the Inward Rectifier Kir7.1 and Inhibits the Channel In Vivo to Reduce Food Intake and Body Weight

Peisley, A., Su, M., Cone, R.

To be published.

Macromolecule Content

Total Structure Weight: 162.54 kDa
Atom Count: 9,522
Modeled Residue Count: 1,188
Deposited Residue Count: 1,440
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Inward rectifier potassium channel 13	A, B, C, D	360	Homo sapiens	Mutation(s): 1 Gene Names: KCNJ13
UniProt & NIH Common Fund Data Resources
Find proteins for O60928 (Homo sapiens) Explore O60928 Go to UniProtKB: O60928
PHAROS: O60928 GTEx: ENSG00000115474
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	O60928
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
A1BY7 (Subject of Investigation/LOI) Query on A1BY7 Download Ideal Coordinates CCD File SDF format, chain E [auth B] MOL2 format, chain E [auth B] mmCIF format, chain E [auth B]	E [auth B]	propan-2-yl {1-[(5-chloro-8-hydroxyquinolin-7-yl)methyl]piperidin-4-yl}carbamate C₁₉ H₂₄ Cl N₃ O₃ CWIXCQOSULUGBT-UHFFFAOYSA-N		Interactions Focus chain E [auth B] Interactions & Density Focus chain E [auth B]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.90 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21.2_5419

Structure Validation

View Full Validation Report

Entry History & Funding Information

Deposition Data

Released Date: 2026-01-28

Deposition Author(s):

Funding Organization	Location	Grant Number
Not funded	United States	--

Revision History (Full details and data files)

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

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.