9K7Q | pdb_00009k7q

Parkinson disease protein 7 (DJ-1) and Alpha-synuclein (Alpha-syn) complex

PDB DOI: https://doi.org/10.2210/pdb9K7Q/pdb

Classification: PROTEIN BINDING
Organism(s): Homo sapiens
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2024-10-24 Released: 2025-10-29
Deposition Author(s): Han, C.W., Kim, D.H.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 4.58 Å
R-Value Free:
0.222 (Depositor), 0.290 (DCC)
R-Value Work:
0.145 (Depositor), 0.193 (DCC)
R-Value Observed:
0.149 (Depositor)

Starting Model: experimental
View more details

wwPDB Validation 3D Report Full Report

Validation slider image for 9K7Q

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

Literature

Parkinson disease protein 7 (DJ-1) and Alpha-synuclein (Alpha-syn) complex

Han, C.W., Kim, D.H., Jang, S.B.

To be published.

Macromolecule Content

Total Structure Weight: 127.13 kDa
Atom Count: 8,885
Modeled Residue Count: 1,214
Deposited Residue Count: 1,214
Unique protein chains: 2

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Parkinson disease protein 7	A B [auth D] C [auth E] D [auth F] E [auth H] A, B [auth D], C [auth E], D [auth F], E [auth H], F [auth J]	187	Homo sapiens	Mutation(s): 0 Gene Names: PARK7 EC: 3.1.2 (PDB Primary Data), 3.5.1 (PDB Primary Data), 3.5.1.124 (PDB Primary Data)
UniProt & NIH Common Fund Data Resources
Find proteins for Q99497 (Homo sapiens) Explore Q99497 Go to UniProtKB: Q99497
PHAROS: Q99497 GTEx: ENSG00000116288
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q99497
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Alpha-synuclein	G [auth M]	92	Homo sapiens	Mutation(s): 0 Gene Names: SNCA, NACP, PARK1
UniProt & NIH Common Fund Data Resources
Find proteins for P37840 (Homo sapiens) Explore P37840 Go to UniProtKB: P37840
PHAROS: P37840 GTEx: ENSG00000145335
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P37840
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 4.58 Å
R-Value Free: 0.222 (Depositor), 0.290 (DCC)
R-Value Work: 0.145 (Depositor), 0.193 (DCC)
R-Value Observed: 0.149 (Depositor)

Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 75.285	α = 89.89
b = 75.274	β = 89.92
c = 75.39	γ = 60.04

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data scaling
HKL-2000	data reduction

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
Not funded		--

Revision History (Full details and data files)

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

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

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.