8UEC

Structure of TREK-1CG*:CAT335a

PDB DOI: https://doi.org/10.2210/pdb8UEC/pdb

Classification: MEMBRANE PROTEIN
Organism(s): Mus musculus
Expression System: Komagataella pastoris
Mutation(s): Yes
Membrane Protein: Yes PDBTMMemProtMD

Deposited: 2023-09-30 Released: 2024-06-26
Deposition Author(s): Mondal, A., Lee, H., Minor, D.L.
Funding Organization(s): National Institutes of Health/National Institute of Mental Health (NIH/NIMH)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 3.00 Å
R-Value Free: 0.293
R-Value Work: 0.273
R-Value Observed: 0.275

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

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

Literature

Structure of Trek-1(S131C mutant) with ML335

Mondal, A., Lee, H., Minor, D.L.

To be published.

Macromolecule Content

Total Structure Weight: 67.25 kDa
Atom Count: 4,536
Modelled Residue Count: 553
Deposited Residue Count: 574
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Potassium channel subfamily K member 2	A, B	287	Mus musculus	Mutation(s): 14 Gene Names: Kcnk2 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P97438 (Mus musculus) Explore P97438 Go to UniProtKB: P97438
IMPC: MGI:109366
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P97438
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 6 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
16C Query on 16C Download Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A] mmCIF format, chain C [auth A]	C [auth A]	N-((E,2S,3R)-1,3-DIHYDROXYOCTADEC-4-EN-2-YL)PALMITAMIDE C₃₄ H₆₇ N O₃ YDNKGFDKKRUKPY-TURZORIXSA-N		Interactions Focus chain C [auth A] Interactions & Density Focus chain C [auth A]
WUZ (Subject of Investigation/LOI) Query on WUZ Download Ideal Coordinates CCD File SDF format, chain U [auth B] SDF format, chain G [auth A] MOL2 format, chain U [auth B] MOL2 format, chain G [auth A] mmCIF format, chain U [auth B] mmCIF format, chain G [auth A]	G [auth A], U [auth B]	N-[(2,4-dichlorophenyl)methyl]-4-[(3R)-3-methyl-2,5-dioxopyrrolidin-1-yl]benzamide C₁₉ H₁₆ Cl₂ N₂ O₃ XQJYUMZZHNFDCF-LLVKDONJSA-N		Interactions Focus chain G [auth A] Focus chain U [auth B] Interactions & Density Focus chain G [auth A] Focus chain U [auth B]
R16 Query on R16 Download Ideal Coordinates CCD File SDF format, chain L [auth A] SDF format, chain X [auth B] SDF format, chain Y [auth B] MOL2 format, chain L [auth A] MOL2 format, chain X [auth B] MOL2 format, chain Y [auth B] mmCIF format, chain L [auth A] mmCIF format, chain X [auth B] mmCIF format, chain Y [auth B]	L [auth A], X [auth B], Y [auth B]	HEXADECANE C₁₆ H₃₄ DCAYPVUWAIABOU-UHFFFAOYSA-N		Interactions Focus chain L [auth A] Focus chain X [auth B] Focus chain Y [auth B] Interactions & Density Focus chain L [auth A] Focus chain X [auth B] Focus chain Y [auth B]
D10 Query on D10 Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain F [auth A] SDF format, chain O [auth A] SDF format, chain P [auth A] SDF format, chain Q [auth B] SDF format, chain R [auth B] SDF format, chain S [auth B] SDF format, chain T [auth B] SDF format, chain AA [auth B] SDF format, chain E [auth A] SDF format, chain H [auth A] MOL2 format, chain D [auth A] MOL2 format, chain F [auth A] MOL2 format, chain O [auth A] MOL2 format, chain P [auth A] MOL2 format, chain Q [auth B] MOL2 format, chain R [auth B] MOL2 format, chain S [auth B] MOL2 format, chain T [auth B] MOL2 format, chain AA [auth B] MOL2 format, chain E [auth A] MOL2 format, chain H [auth A] mmCIF format, chain D [auth A] mmCIF format, chain F [auth A] mmCIF format, chain O [auth A] mmCIF format, chain P [auth A] mmCIF format, chain Q [auth B] mmCIF format, chain R [auth B] mmCIF format, chain S [auth B] mmCIF format, chain T [auth B] mmCIF format, chain AA [auth B] mmCIF format, chain E [auth A] mmCIF format, chain H [auth A]	AA [auth B] D [auth A] E [auth A] F [auth A] H [auth A] AA [auth B], D [auth A], E [auth A], F [auth A], H [auth A], O [auth A], P [auth A], Q [auth B], R [auth B], S [auth B], T [auth B]	DECANE C₁₀ H₂₂ DIOQZVSQGTUSAI-UHFFFAOYSA-N		Interactions Focus chain AA [auth B] Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth A] Focus chain H [auth A] Focus chain O [auth A] Focus chain P [auth A] Focus chain Q [auth B] Focus chain R [auth B] Focus chain S [auth B] Focus chain T [auth B] Interactions & Density Focus chain AA [auth B] Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth A] Focus chain H [auth A] Focus chain O [auth A] Focus chain P [auth A] Focus chain Q [auth B] Focus chain R [auth B] Focus chain S [auth B] Focus chain T [auth B]
CD Query on CD Download Ideal Coordinates CCD File SDF format, chain M [auth A] SDF format, chain Z [auth B] SDF format, chain N [auth A] MOL2 format, chain M [auth A] MOL2 format, chain Z [auth B] MOL2 format, chain N [auth A] mmCIF format, chain M [auth A] mmCIF format, chain Z [auth B] mmCIF format, chain N [auth A]	M [auth A], N [auth A], Z [auth B]	CADMIUM ION Cd WLZRMCYVCSSEQC-UHFFFAOYSA-N		Interactions Focus chain M [auth A] Focus chain N [auth A] Focus chain Z [auth B] Interactions & Density Focus chain M [auth A] Focus chain N [auth A] Focus chain Z [auth B]
K Query on K Download Ideal Coordinates CCD File SDF format, chain I [auth A] SDF format, chain K [auth A] SDF format, chain V [auth B] SDF format, chain J [auth A] SDF format, chain W [auth B] MOL2 format, chain I [auth A] MOL2 format, chain K [auth A] MOL2 format, chain V [auth B] MOL2 format, chain J [auth A] MOL2 format, chain W [auth B] mmCIF format, chain I [auth A] mmCIF format, chain K [auth A] mmCIF format, chain V [auth B] mmCIF format, chain J [auth A] mmCIF format, chain W [auth B]	I [auth A], J [auth A], K [auth A], V [auth B], W [auth B]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N		Interactions Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain V [auth B] Focus chain W [auth B] Interactions & Density Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain V [auth B] Focus chain W [auth B]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 3.00 Å
R-Value Free: 0.293
R-Value Work: 0.273
R-Value Observed: 0.275
Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 67.213	α = 90
b = 120.568	β = 90
c = 128.613	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XDS	data scaling
PHASER	phasing

Structure Validation

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Ligand Structure Quality Assessment

Entry History & Funding Information

Deposition Data

Released Date: 2024-06-26

Deposition Author(s):

Mondal, A.

Lee, H.

Minor, D.L.

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of Mental Health (NIH/NIMH)	United States	R01-MH116278
National Institutes of Health/National Institute of Mental Health (NIH/NIMH)	United States	R01-MH093603