7KCL

Full-length human mitochondrial Hsp90 (TRAP1) in complex with SdhB in the presence of AMP-PNP

• PDB DOI: https://doi.org/10.2210/pdb7KCL/pdb
• EM Map EMD-22812: EMDB EMDataResource

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


• Deposited: 2020-10-06 Released: 2021-10-13 
• Deposition Author(s): Liu, Y.X., Agard, D.A.
• Funding Organization(s): Howard Hughes Medical Institute (HHMI), American Heart Association, National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS), National Institutes of Health/National Cancer Institute (NIH/NCI), National Institutes of Health/National Institute of Mental Health (NIH/NIMH), National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.14 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Cryo-EM reveals the dynamic interplay between mitochondrial Hsp90 and SdhB folding intermediates

Liu, Y.X., Agard, D.A., Elnatan, D., Sun, M., Myasnikov, A.G.

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: cross-linking

Macromolecule Content

• Total Structure Weight: 164.75 kDa 
• Atom Count: 10,057 
• Modelled Residue Count: 1,249 
• Deposited Residue Count: 1,438 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Heat shock protein 75 kDa, mitochondrial	A, B	651	Homo sapiens	Mutation(s): 0  Gene Names: TRAP1, HSP75
UniProt & NIH Common Fund Data Resources
Find proteins for Q12931 (Homo sapiens) Explore Q12931  Go to UniProtKB:  Q12931
PHAROS:  Q12931 GTEx:  ENSG00000126602

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Succinate dehydrogenase [ubiquinone] iron-sulfur subunit, mitochondrial	C	136	Homo sapiens	Mutation(s): 0  Gene Names: SDHB, SDH, SDH1
UniProt & NIH Common Fund Data Resources
Find proteins for P21912 (Homo sapiens) Explore P21912  Go to UniProtKB:  P21912
PHAROS:  P21912 GTEx:  ENSG00000117118

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ANP	D [auth A], G [auth B]	PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER C10 H17 N6 O12 P3 PVKSNHVPLWYQGJ-KQYNXXCUSA-N
K	F [auth A], I [auth B]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N
MG	E [auth A], H [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.14 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2021-10-13 
Deposition Author(s): Liu, Y.X., Agard, D.A.

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Funding Organization	Location	Grant Number
Howard Hughes Medical Institute (HHMI)	United States	--
American Heart Association	United States	18POST33990362
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	R35GM118099
National Institutes of Health/National Cancer Institute (NIH/NCI)	United States	U54CA209891
National Institutes of Health/National Institute of Mental Health (NIH/NIMH)	United States	U01MH115747
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	U19AI135990

Revision History  

• Version 1.0: 2021-10-13
  Type: Initial release