9UNL | pdb_00009unl

Cryo-EM structure of the human prohibitin complex

• PDB DOI: https://doi.org/10.2210/pdb9UNL/pdb
• EM Map EMD-64355: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Homo sapiens
• Expression System: Homo sapiens, Homo sapiens neanderthalensis
• Mutation(s): No 


• Deposited: 2025-04-23 Released: 2025-09-10 
• Deposition Author(s): Hong, S.X., Guan, Z.Y., Wang, Q., Yin, P.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.80 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Cryo-EM structure of the human prohibitin complex

Hong, S.X., Guan, Z.Y., Wang, Q., Yin, P.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 22-mer - A6B6C5D5 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 22-mer - A10B10C2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 727.54 kDa 
• Atom Count: 28,626 
• Modeled Residue Count: 3,663 
• Deposited Residue Count: 6,545 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Prohibitin 1	A [auth E], B [auth C], C [auth A], D [auth U], E [auth S], F [auth Q], G [auth O], H [auth M], I [auth K], J [auth I], K [auth G]	296	Homo sapiens	Mutation(s): 0  Gene Names: PHB1, PHB
UniProt & NIH Common Fund Data Resources
Find proteins for P35232 (Homo sapiens) Explore P35232  Go to UniProtKB:  P35232
PHAROS:  P35232 GTEx:  ENSG00000167085

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Prohibitin-2	L [auth F], M [auth D], N [auth B], O [auth V], P [auth T], Q [auth R], R [auth P], S [auth N], T [auth L], U [auth J], V [auth H]	299	Homo sapiens	Mutation(s): 0  Gene Names: PHB2, BAP, REA
UniProt & NIH Common Fund Data Resources
Find proteins for Q99623 (Homo sapiens) Explore Q99623  Go to UniProtKB:  Q99623
PHAROS:  Q99623 GTEx:  ENSG00000215021

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.80 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21.1_5286

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-09-10 
Deposition Author(s): Hong, S.X., Guan, Z.Y., Wang, Q., Yin, P.

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

Revision History  

• Version 1.0: 2025-09-10
  Type: Initial release
  
• Version 1.1: 2025-09-17
  Changes: Data collection, Database references, Structure summary