7DSL: Overall structure of the LAT1-4F2hc

Overall structure of the LAT1-4F2hc bound with JX-078. Determined by electron microscopy at 2.9 Å resolution. Released 10 Mar 2021.

Method
Electron microscopy
Resolution
2.9 Å
Organism
Homo sapiens
Chains
2
Atoms
7,522
Mol. weight
131.1 kDa
Ligands
Y01, HO0, 3PH
Released
10 Mar 2021

Explore 7DSL in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

7DSL contains 47 α-helices and 24 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 21 helices, 20 β-strands

ElementResiduesLengthSheet
α-helix167-1737
α-helix179-20527
α-helix209-2146
α-helix219-2213
β-strand225-22841
α-helix232-2354
α-helix244-2485
α-helix249-2546
β-strand261-26221
α-helix263-2642
β-strand266-26832
β-strand276-28162
α-helix288-29912
β-strand306-30831
α-helix324-34118
β-strand345-34841
α-helix351-3533
α-helix357-36913
β-strand376-38051
α-helix386-3927
β-strand400-40231
α-helix413-42715
β-strand432-43433
α-helix442-4443
α-helix451-4588
β-strand463-46533
β-strand466-46831
α-helix488-4903
α-helix510-5134
α-helix520-53112
α-helix535-5384
β-strand541-54554
β-strand551-55774
β-strand563-56974
β-strand575-57625
α-helix586-5883
β-strand593-59426
β-strand59914
β-strand610-61126
β-strand616-61725
β-strand622-62764
Chain B: 26 helices, 4 β-strands
ElementResiduesLengthSheet
β-strand5017
α-helix52-6312
α-helix67-704
α-helix72-798
α-helix82-10928
α-helix118-1236
α-helix126-13510
α-helix136-1405
α-helix141-15717
α-helix158-1603
α-helix165-1673
α-helix168-18821
α-helix190-22031
α-helix240-25213
β-strand26717
α-helix273-29725
α-helix302-3076
α-helix311-3199
α-helix326-35530
β-strand365-36628
α-helix374-38512
α-helix386-3894
α-helix401-42020
α-helix431-4322
α-helix435-45319
α-helix455-46612
α-helix469-4724
α-helix473-4775
α-helix483-50018
β-strand503-50428

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
4F2 cell-surface antigen heavy chainAprotein647Homo sapiensP08195 (AlphaFold model)
Large neutral amino acids transporter small subunit 1Bprotein527Homo sapiensQ01650 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>7DSL_1 4F2 cell-surface antigen heavy chain (chains A)
MAHHHHHHHHHHSGRELQPPEASIAVVSIPRQLPGSHSEAGVQGLSAGDDSETGSDCVTQ
AGLQLLASSDPPALASKNAEVTVETGFHHVSQADIEFLTSIDPTASASGSAGITGTMSQD
TEVDMKEVELNELEPEKQPMNAASGAAMSLAGAEKNGLVKIKVAEDEAEAAAAAKFTGLS
KEELLKVAGSPGWVRTRWALLLLFWLGWLGMLAGAVVIIVRAPRCRELPAQKWWHTGALY
RIGDLQAFQGHGAGNLAGLKGRLDYLSSLKVKGLVLGPIHKNQKDDVAQTDLLQIDPNFG
SKEDFDSLLQSAKKKSIRVILDLTPNYRGENSWFSTQVDTVATKVKDALEFWLQAGVDGF
QVRDIENLKDASSFLAEWQNITKGFSEDRLLIAGTNSSDLQQILSLLESNKDLLLTSSYL
SDSGSTGEHTKSLVTQYLNATGNRWCSWSLSQARLLTSFLPAQLLRLYQLMLFTLPGTPV
FSYGDEIGLDAAALPGQPMEAPVMLWDESSFPDIPGAVSANMTVKGQSEDPGSLLSLFRR
LSDQRSKERSLLHGDFHAFSAGPGLFSYIRHWDQNERFLVVLNFGDVGLSAGLQASDLPA
SASLPAKADLLLSTQPGREEGSPLELERLKLEPHEGLLLRFPYAALE
Sequence of entity 2 (B), FASTA
>7DSL_2 Large neutral amino acids transporter small subunit 1 (chains B)
MADYKDDDDKSGPDEVDASGRAGAGPKRRALAAPAAEEKEEAREKMLAAKSADGSAPAGE
GEGVTLQRNITLLNGVAIIVGTIIGSGIFVTPTGVLKEAGSPGLALVVWAACGVFSIVGA
LCYAELGTTISKSGGDYAYMLEVYGSLPAFLKLWIELLIIRPSSQYIVALVFATYLLKPL
FPTCPVPEEAAKLVACLCVLLLTAVNCYSVKAATRVQDAFAAAKLLALALIILLGFVQIG
KGDVSNLDPNFSFEGTKLDVGNIVLALYSGLFAYGGWNYLNFVTEEMINPYRNLPLAIII
SLPIVTLVYVLTNLAYFTTLSTEQMLSSEAVAVDFGNYHLGVMSWIIPVFVGLSCFGSVN
GSLFTSSRLFFVGSREGHLPSILSMIHPQLLTPVPSLVFTCVMTLLYAFSKDIFSVINFF
SFFNWLCVALAIIGMIWLRHRKPELERPIKVNLALPVFFILACLFLIAVSFWKTPVECGI
GFTIILSGLPVYFFGVWWKNKPKWLLQGIFSTTVLCQKLMQVVPQET

Ligands and cofactors

IDNameFormulaCopies
Y01Cholesterol hemisuccinateC31 H50 O42
HO0(2~{S})-2-azanyl-7-[(2-phenylphenyl)methoxy]-3,4-dihydro-1~{H}-naphthalene-2-ca…C24 H23 N O31
3PH1,2-diacyl-glycerol-3-sn-phosphateC39 H77 O8 P1

Primary citation

Mechanism of substrate transport and inhibition of the human LAT1-4F2hc amino acid transporter. Yan, R., Li, Y., Muller, J. et al. Cell Discov (2021) 7:16-16. DOI 10.1038/s41421-021-00247-4 · PubMed

Other PDB entries of the same protein (UniProt P08195 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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