7RZF | pdb_00007rzf

Insulin Degrading Enzyme O/pC

• PDB DOI: https://doi.org/10.2210/pdb7RZF/pdb
• EM Map EMD-24758: EMDB EMDataResource

• Classification: HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli, Saccharomyces cerevisiae
• Mutation(s): Yes 


• Deposited: 2021-08-27 Released: 2022-08-31 
• Deposition Author(s): Mancl, J.M., Liang, W.G., Tang, W.J.
• Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.40 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Characterization and modulation of human insulin degrading enzyme conformational dynamics to control enzyme activity

Mancl, J.M., Liang, W.G., Bayhi, N.L., Wei, H., Budell, W., Mendez, J.H., Sosnick, T.R., Carragher, B., Potter, C.S., Tang, W.J.

(2026) Elife 

• DOI: https://doi.org/10.7554/elife.105761.3

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A2B1C1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 239.94 kDa 
• Atom Count: 15,584 
• Modeled Residue Count: 1,902 
• Deposited Residue Count: 2,073 
• Unique protein chains: 3

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cysteine-free Insulin-degrading enzyme	A, B	1,011	Homo sapiens	Mutation(s): 13  Gene Names: IDE EC: 3.4.24.56
UniProt & NIH Common Fund Data Resources
Find proteins for P14735 (Homo sapiens) Explore P14735  Go to UniProtKB:  P14735
PHAROS:  P14735 GTEx:  ENSG00000119912

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Insulin A chain	C [auth a]	21	Homo sapiens	Mutation(s): 0  Gene Names: INS
UniProt & NIH Common Fund Data Resources
Find proteins for P01308 (Homo sapiens) Explore P01308  Go to UniProtKB:  P01308
PHAROS:  P01308 GTEx:  ENSG00000254647

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Insulin B chain	D [auth b]	30	Homo sapiens	Mutation(s): 0  Gene Names: INS
UniProt & NIH Common Fund Data Resources
Find proteins for P01308 (Homo sapiens) Explore P01308  Go to UniProtKB:  P01308
PHAROS:  P01308 GTEx:  ENSG00000254647

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.40 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: 2022-08-31 
Deposition Author(s): Mancl, J.M., Liang, W.G., Tang, W.J.

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

Revision History  

• Version 1.0: 2022-08-31
  Type: Initial release
  
• Version 1.1: 2024-10-09
  Changes: Data collection, Structure summary
• Version 1.2: 2025-05-14
  Changes: Data collection
• Version 1.3: 2026-06-10
  Changes: Data collection, Database references