9K8A | pdb_00009k8a

Cryo-EM structure of designed zinc-induced tetrahedron Cage-t32-Zn1-HEHE-34

PDB DOI: https://doi.org/10.2210/pdb9K8A/pdb
EM Map EMD-62166: EMDB EMDataResource

Classification: METAL BINDING PROTEIN
Organism(s): Escherichia coli
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2024-10-24 Released: 2025-10-29
Deposition Author(s): Qu, Y.N., Cao, L.X.
Funding Organization(s): Ministry of Science and Technology (MoST, China)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.22 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 9K8A

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

Literature

De novo design of metal ion regulated protein assemblies

Qu, Y.N., Cao, L.X.

To be published.

Macromolecule Content

Total Structure Weight: 334.26 kDa
Atom Count: 21,492
Modeled Residue Count: 2,688
Deposited Residue Count: 2,916
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cage-t32-Zn1-HEHE-34	A B C D E [auth G] A, B, C, D, E [auth G], F [auth J], G [auth E], H, I [auth K], J [auth F], K [auth I], L	243	Escherichia coli	Mutation(s): 0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
ZN (Subject of Investigation/LOI) Query on ZN Download:Ideal Coordinates CCD File SDF format, chain Z [auth E] SDF format, chain Y [auth J] SDF format, chain X [auth J] SDF format, chain W [auth G] SDF format, chain V [auth D] SDF format, chain U [auth D] SDF format, chain T [auth D] SDF format, chain S [auth D] SDF format, chain R [auth C] SDF format, chain Q [auth B] SDF format, chain P [auth B] SDF format, chain O [auth A] SDF format, chain N [auth A] SDF format, chain M [auth A] SDF format, chain JA [auth L] SDF format, chain IA [auth L] SDF format, chain HA [auth I] SDF format, chain GA [auth F] SDF format, chain FA [auth F] SDF format, chain EA [auth F] SDF format, chain DA [auth H] SDF format, chain CA [auth H] SDF format, chain BA [auth E] SDF format, chain AA [auth E] MOL2 format, chain Z [auth E] MOL2 format, chain Y [auth J] MOL2 format, chain X [auth J] MOL2 format, chain W [auth G] MOL2 format, chain V [auth D] MOL2 format, chain U [auth D] MOL2 format, chain T [auth D] MOL2 format, chain S [auth D] MOL2 format, chain R [auth C] MOL2 format, chain Q [auth B] MOL2 format, chain P [auth B] MOL2 format, chain O [auth A] MOL2 format, chain N [auth A] MOL2 format, chain M [auth A] MOL2 format, chain JA [auth L] MOL2 format, chain IA [auth L] MOL2 format, chain HA [auth I] MOL2 format, chain GA [auth F] MOL2 format, chain FA [auth F] MOL2 format, chain EA [auth F] MOL2 format, chain DA [auth H] MOL2 format, chain CA [auth H] MOL2 format, chain BA [auth E] MOL2 format, chain AA [auth E] mmCIF format, chain Z [auth E] mmCIF format, chain Y [auth J] mmCIF format, chain X [auth J] mmCIF format, chain W [auth G] mmCIF format, chain V [auth D] mmCIF format, chain U [auth D] mmCIF format, chain T [auth D] mmCIF format, chain S [auth D] mmCIF format, chain R [auth C] mmCIF format, chain Q [auth B] mmCIF format, chain P [auth B] mmCIF format, chain O [auth A] mmCIF format, chain N [auth A] mmCIF format, chain M [auth A] mmCIF format, chain JA [auth L] mmCIF format, chain IA [auth L] mmCIF format, chain HA [auth I] mmCIF format, chain GA [auth F] mmCIF format, chain FA [auth F] mmCIF format, chain EA [auth F] mmCIF format, chain DA [auth H] mmCIF format, chain CA [auth H] mmCIF format, chain BA [auth E] mmCIF format, chain AA [auth E]	AA [auth E] BA [auth E] CA [auth H] DA [auth H] EA [auth F] AA [auth E], BA [auth E], CA [auth H], DA [auth H], EA [auth F], FA [auth F], GA [auth F], HA [auth I], IA [auth L], JA [auth L], M [auth A], N [auth A], O [auth A], P [auth B], Q [auth B], R [auth C], S [auth D], T [auth D], U [auth D], V [auth D], W [auth G], X [auth J], Y [auth J], Z [auth E]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N		Interactions Focus chain AA [auth E] Focus chain BA [auth E] Focus chain CA [auth H] Focus chain DA [auth H] Focus chain EA [auth F] Focus chain FA [auth F] Focus chain GA [auth F] Focus chain HA [auth I] Focus chain IA [auth L] Focus chain JA [auth L] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth B] Focus chain Q [auth B] Focus chain R [auth C] Focus chain S [auth D] Focus chain T [auth D] Focus chain U [auth D] Focus chain V [auth D] Focus chain W [auth G] Focus chain X [auth J] Focus chain Y [auth J] Focus chain Z [auth E] Interactions & Density Focus chain AA [auth E] Focus chain BA [auth E] Focus chain CA [auth H] Focus chain DA [auth H] Focus chain EA [auth F] Focus chain FA [auth F] Focus chain GA [auth F] Focus chain HA [auth I] Focus chain IA [auth L] Focus chain JA [auth L] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth B] Focus chain Q [auth B] Focus chain R [auth C] Focus chain S [auth D] Focus chain T [auth D] Focus chain U [auth D] Focus chain V [auth D] Focus chain W [auth G] Focus chain X [auth J] Focus chain Y [auth J] Focus chain Z [auth E]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.22 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.20.1_4487:

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2025-10-29

Deposition Author(s):

Funding Organization	Location	Grant Number
Ministry of Science and Technology (MoST, China)	China	--

Revision History (Full details and data files)

Version 1.0: 2025-10-29
Type: Initial release

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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.