6IRT Membrane Protein date Nov 14, 2018
title Human Lat1-4f2hc Complex Bound With Bch
authors R.H.Yan, X.Zhao, J.L.Lei, Q.Zhou
compound source
Molecule: 4f2 Cell-Surface Antigen Heavy Chain
Chain: A
Synonym: Solute Carrier Family 3 (Activators Of Dibasic And Amino Acid Transport),Member 2,Isoform Cra_a;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Slc3a2, Hcg_2016598
Expression_system: Homo Sapiens
Expression_system_taxid: 9606

Molecule: Large Neutral Amino Acids Transporter Small Subun
Chain: B
Synonym: 4f2 Light Chain,4f2lc,Cd98 Light Chain,Integral Me Protein E16,L-Type Amino Acid Transporter 1,Hlat1,Solute Ca Family 7 Member 5,Y+ System Cationic Amino Acid Transporter
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Slc7a5, Cd98lc, Lat1, Mpe16
Expression_system: Homo Sapiens
Expression_system_taxid: 9606
symmetry Space Group: P 1
length a length b length c angle alpha angle beta angle gamma
1.000 1.000 1.000 90.00 90.00 90.00
method Electron Microscopyresolution 3.50 Å
ligand 3PH, AUU, NAG enzyme


Primary referenceStructure of the human LAT1-4F2hc heteromeric amino acid transporter complex., Yan R, Zhao X, Lei J, Zhou Q, Nature. 2019 Mar 13. pii: 10.1038/s41586-019-1011-z. doi:, 10.1038/s41586-019-1011-z. PMID:30867591
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (138 Kb) [Save to disk]
  • Biological Unit Coordinates (6irt.pdb1.gz) 131 Kb
  • LPC: Ligand-Protein Contacts for 6IRT
  • CSU: Contacts of Structural Units for 6IRT
  • Retrieve 6IRT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 6IRT from S2C, [Save to disk]
  • View 6IRT in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 6IRT
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • Fold representative 6irt from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [6irt_A] [6irt_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 6IRT
  • Community annotation for 6IRT at PDBWiki (http://pdbwiki.org)

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