9KMR | pdb_00009kmr

Human Hsp90-PINK1 complex

• PDB DOI: https://doi.org/10.2210/pdb9KMR/pdb
• EM Map EMD-62442: EMDB EMDataResource

• Classification: CHAPERONE
• Organism(s): Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): No 


• Deposited: 2024-11-17 Released: 2025-10-15 
• Deposition Author(s): Tian, X.Y., Su, J.Y.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.98 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Human Hsp90-PINK1 complex

Tian, X.Y., Su, J.Y.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 3-mer - A2B1 Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 233.26 kDa 
• Atom Count: 13,029 
• Modeled Residue Count: 1,613 
• Deposited Residue Count: 2,045 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Heat shock protein HSP 90-alpha	A, B	732	Homo sapiens	Mutation(s): 0  EC: 3.6.4.10
UniProt & NIH Common Fund Data Resources
Find proteins for P07900 (Homo sapiens) Explore P07900  Go to UniProtKB:  P07900
PHAROS:  P07900 GTEx:  ENSG00000080824

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Serine/threonine-protein kinase PINK1, mitochondrial	C	581	Homo sapiens	Mutation(s): 0  Gene Names: PINK1 EC: 2.7.11.1
UniProt & NIH Common Fund Data Resources
Find proteins for Q9BXM7 (Homo sapiens) Explore Q9BXM7  Go to UniProtKB:  Q9BXM7
PHAROS:  Q9BXM7 GTEx:  ENSG00000158828

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ADP (Subject of Investigation/LOI)	D [auth A], E [auth B]	ADENOSINE-5'-DIPHOSPHATE C10 H15 N5 O10 P2 XTWYTFMLZFPYCI-KQYNXXCUSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.98 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-10-15 
Deposition Author(s): Tian, X.Y., Su, J.Y.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32071192

Revision History  

• Version 1.0: 2025-10-15
  Type: Initial release