36OP | pdb_000036op

Cryo-EM structure of Fluc-Nte in complex with ADP-bound Fcap

PDB DOI: https://doi.org/10.2210/pdb36OP/pdb
EM Map EMD-77728: EMDB EMDataResource

Classification: MEMBRANE PROTEIN
Organism(s): Nitratiruptor
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2026-06-24 Released: 2026-11-04
Deposition Author(s): Kang, C.-Y., Stockbridge, R.B.
Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.45 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 36OP

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

Literature

Discovery of an ancient channel regulatory subunit that links fluoride efflux to cellular energy state in bacteria and archaea

Peralta, C.M., Kang, C.-Y., Banerjee, A., Stockbridge, R.B.

To be published.

Macromolecule Content

Total Structure Weight: 117.41 kDa
Atom Count: 7,314
Modeled Residue Count: 908
Deposited Residue Count: 1,026
Unique protein chains: 2

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Fcap	A, B, C, F, G A, B, C, F, G, H	122	Nitratiruptor	Mutation(s): 0 Gene Names: SAMN05660197_1958
UniProt
Find proteins for A0A1W1WVA9 (Nitratiruptor tergarcus DSM 16512) Explore A0A1W1WVA9 Go to UniProtKB: A0A1W1WVA9
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A0A1W1WVA9
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Fluoride-specific ion channel FluC	D, E	147	Nitratiruptor	Mutation(s): 0 Gene Names: fluC, crcB, SAMN05660197_1959
UniProt
Find proteins for A0A1W1WVQ0 (Nitratiruptor tergarcus DSM 16512) Explore A0A1W1WVQ0 Go to UniProtKB: A0A1W1WVQ0
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A0A1W1WVQ0
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
ADP (Subject of Investigation/LOI) Query on ADP Download:Ideal Coordinates CCD File SDF format, chain S [auth H] SDF format, chain Q [auth G] SDF format, chain O [auth F] SDF format, chain L [auth B] SDF format, chain J [auth A] SDF format, chain I [auth A] MOL2 format, chain S [auth H] MOL2 format, chain Q [auth G] MOL2 format, chain O [auth F] MOL2 format, chain L [auth B] MOL2 format, chain J [auth A] MOL2 format, chain I [auth A] mmCIF format, chain S [auth H] mmCIF format, chain Q [auth G] mmCIF format, chain O [auth F] mmCIF format, chain L [auth B] mmCIF format, chain J [auth A] mmCIF format, chain I [auth A]	I [auth A] J [auth A] L [auth B] O [auth F] Q [auth G] I [auth A], J [auth A], L [auth B], O [auth F], Q [auth G], S [auth H]	ADENOSINE-5'-DIPHOSPHATE C₁₀ H₁₅ N₅ O₁₀ P₂ XTWYTFMLZFPYCI-KQYNXXCUSA-N		Interactions Focus chain I [auth A] Focus chain J [auth A] Focus chain L [auth B] Focus chain O [auth F] Focus chain Q [auth G] Focus chain S [auth H] Interactions & Density Focus chain I [auth A] Focus chain J [auth A] Focus chain L [auth B] Focus chain O [auth F] Focus chain Q [auth G] Focus chain S [auth H]
MG (Subject of Investigation/LOI) Query on MG Download:Ideal Coordinates CCD File SDF format, chain T [auth H] SDF format, chain R [auth G] SDF format, chain P [auth F] SDF format, chain N [auth C] SDF format, chain M [auth B] SDF format, chain K [auth A] MOL2 format, chain T [auth H] MOL2 format, chain R [auth G] MOL2 format, chain P [auth F] MOL2 format, chain N [auth C] MOL2 format, chain M [auth B] MOL2 format, chain K [auth A] mmCIF format, chain T [auth H] mmCIF format, chain R [auth G] mmCIF format, chain P [auth F] mmCIF format, chain N [auth C] mmCIF format, chain M [auth B] mmCIF format, chain K [auth A]	K [auth A] M [auth B] N [auth C] P [auth F] R [auth G] K [auth A], M [auth B], N [auth C], P [auth F], R [auth G], T [auth H]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N		Interactions Focus chain K [auth A] Focus chain M [auth B] Focus chain N [auth C] Focus chain P [auth F] Focus chain R [auth G] Focus chain T [auth H] Interactions & Density Focus chain K [auth A] Focus chain M [auth B] Focus chain N [auth C] Focus chain P [auth F] Focus chain R [auth G] Focus chain T [auth H]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.45 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC	4.7.1
MODEL REFINEMENT	PHENIX	1.21_5207

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-11-04

Deposition Author(s):

Stockbridge, R.B.

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	GM128768

Revision History (Full details and data files)

Version 1.0: 2026-11-04
Type: Initial release