7CMH | pdb_00007cmh

The LAT2-4F2hc complex in complex with tryptophan

• PDB DOI: https://doi.org/10.2210/pdb7CMH/pdb
• EM Map EMD-30406: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): No 
• Membrane Protein: Yes  OPMPDBTMMemProtMDmpstruc


• Deposited: 2020-07-27 Released: 2020-12-23 
• Deposition Author(s): Yan, R.H., Zhou, J.Y., Li, Y.N., Lei, J.L., Zhou, Q.
• Funding Organization(s): National Science Foundation (NSF, China)

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Experimental Data Snapshot

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

Literature

Structural insight into the substrate recognition and transport mechanism of the human LAT2-4F2hc complex.

Yan, R., Zhou, J., Li, Y., Lei, J., Zhou, Q.

(2020) Cell Discov 6: 82-82

• PubMed: 33298890 
• DOI: https://doi.org/10.1038/s41421-020-00207-4
• Primary Citation of Related Structures:  
  7CMH, 7CMI

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Organizational Affiliation: 
• Zhejiang Provincial Laboratory of Life Sciences and Biomedicine, Key Laboratory of Structural Biology of Zhejiang Province, School of Life Sciences, Westlake University, 18 Shilongshan Road, Hangzhou, Zhejiang 310024, China.
Institute of Biology, Westlake Institute for Advanced Study, 18 Shilongshan Road, Hangzhou, Zhejiang 310024, China.
Beijing Advanced Innovation Center for Structural Biology, Tsinghua-Peking Joint Center for Life Sciences, School of Life Sciences, Tsinghua University, Beijing 100084, China.
Technology Center for Protein Sciences, Ministry of Education Key Laboratory of Protein Sciences, School of Life Sciences, Tsinghua University, Beijing 100084, China.
Zhejiang Provincial Laboratory of Life Sciences and Biomedicine, Key Laboratory of Structural Biology of Zhejiang Province, School of Life Sciences, Westlake University, 18 Shilongshan Road, Hangzhou, Zhejiang 310024, China. [e-mail].
Institute of Biology, Westlake Institute for Advanced Study, 18 Shilongshan Road, Hangzhou, Zhejiang 310024, China. [e-mail].

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: microscopy

Macromolecule Content 

• Total Structure Weight: 134.03 kDa 
• Atom Count: 7,368 
• Modeled Residue Count: 927 
• Deposited Residue Count: 1,202 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
4F2 cell-surface antigen heavy chain	A	647	Homo sapiens	Mutation(s): 0  Gene Names: SLC3A2, hCG_2016598 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P08195 (Homo sapiens) Explore P08195  Go to UniProtKB:  P08195
PHAROS:  P08195 GTEx:  ENSG00000168003
Glycosylation
Glycosylation Sites: 4		Go to GlyGen: P08195-1

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Large neutral amino acids transporter small subunit 2	B	555	Homo sapiens	Mutation(s): 0  Gene Names: SLC7A8, LAT2 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for Q9UHI5 (Homo sapiens) Explore Q9UHI5  Go to UniProtKB:  Q9UHI5
PHAROS:  Q9UHI5 GTEx:  ENSG00000092068

Oligosaccharides

Help

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	C, D, E, F	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
3PH	H [auth B], I [auth B]	1,2-DIACYL-GLYCEROL-3-SN-PHOSPHATE C39 H77 O8 P YFWHNAWEOZTIPI-DIPNUNPCSA-N
TRP (Subject of Investigation/LOI)	G [auth B]	TRYPTOPHAN C11 H12 N2 O2 QIVBCDIJIAJPQS-VIFPVBQESA-N

Experimental Data & Validation

Experimental Data

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2020-12-23 
Deposition Author(s): Yan, R.H., Zhou, J.Y., Li, Y.N., Lei, J.L., Zhou, Q.

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Funding Organization	Location	Grant Number
National Science Foundation (NSF, China)	China	31971123
National Science Foundation (NSF, China)	China	81920108015
National Science Foundation (NSF, China)	China	31930059
National Science Foundation (NSF, China)	China	31800139

Revision History  

• Version 1.0: 2020-12-23
  Type: Initial release
  
• Version 1.1: 2024-11-06
  Changes: Data collection, Database references, Structure summary