7F73 | pdb_00007f73

Cryo-EM structure of human TMEM120B

• PDB DOI: https://doi.org/10.2210/pdb7F73/pdb
• EM Map EMD-31484: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Anaplasma marginale, Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): No 
• Membrane Protein: Yes  OPMPDBTM


• Deposited: 2021-06-27 Released: 2021-09-01 
• Deposition Author(s): Ke, M., Wu, J., Yan, Z.

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 4.00 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Cryo-EM structures of human TMEM120A and TMEM120B.

Ke, M., Yu, Y., Zhao, C., Lai, S., Su, Q., Yuan, W., Yang, L., Deng, D., Wu, K., Zeng, W., Geng, J., Wu, J., Yan, Z.

(2021) Cell Discov 7: 77-77

• PubMed: 34465718 
• DOI: https://doi.org/10.1038/s41421-021-00319-5
• Primary Citation of Related Structures:  
  7CXR, 7F73

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Organizational Affiliation: 
• Key Laboratory of Structural Biology of Zhejiang Province, School of Life Sciences, Westlake University, Hangzhou, Zhejiang, China.
Westlake Laboratory of Life Sciences and Biomedicine, Hangzhou, Zhejiang, China.
Institute of Biology, Westlake Institute for Advanced Study, Hangzhou, Zhejiang, China.
Department of Laboratory Medicine, State Key Laboratory of Biotherapy and Cancer Center, West China Hospital, Sichuan University and Collaborative Innovation Center, Chengdu, Sichuan, China.
Key Laboratory of Birth Defects and Related Disease of Women and Children of MOE, West China Second Hospital, Sichuan University, Chengdu, Sichuan, China.
Emergency Medicine Clinical Research Center, Beijing Key Laboratory of Cardiopulmonary Cerebral Resuscitation, Medical Research Center, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China.
Key Laboratory of Structural Biology of Zhejiang Province, School of Life Sciences, Westlake University, Hangzhou, Zhejiang, China. [e-mail].
Westlake Laboratory of Life Sciences and Biomedicine, Hangzhou, Zhejiang, China. [e-mail].
Institute of Biology, Westlake Institute for Advanced Study, Hangzhou, Zhejiang, China. [e-mail].

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 144.57 kDa 
• Atom Count: 4,934 
• Modeled Residue Count: 586 
• Deposited Residue Count: 1,242 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
MCherry fluorescent protein,Transmembrane protein 120B	A, B	621	Anaplasma marginale, Homo sapiens This entity is chimeric	Mutation(s): 0  Gene Names: mCherry, TMEM120B Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for A0PK00 (Homo sapiens) Explore A0PK00  Go to UniProtKB:  A0PK00
PHAROS:  A0PK00 GTEx:  ENSG00000188735

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 4.00 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX

Structure Validation

Entry History 

Deposition Data

• Released Date: 2021-09-01 
Deposition Author(s): Ke, M., Wu, J., Yan, Z.

Revision History  

• Version 1.0: 2021-09-01
  Type: Initial release
  
• Version 1.1: 2022-03-02
  Changes: Database references
• Version 1.2: 2024-06-12
  Changes: Data collection
• Version 1.3: 2025-06-18
  Changes: Data collection, Structure summary