3U7X: Human eIF4E-4EBP1 peptide complex without cap

Crystal structure of the human eIF4E-4EBP1 peptide complex without cap. Determined by X-ray diffraction at 2.1 Å resolution. Released 2 Nov 2011.

Method
X-ray diffraction
Resolution
2.1 Å
Organism
Homo sapiens
Chains
4
Atoms
3,448
Mol. weight
55.36 kDa
Released
2 Nov 2011

Explore 3U7X in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

3U7X contains 23 α-helices and 16 β-strands across 4 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: 11 helices, 8 β-strands

ElementResiduesLengthSheet
β-strand38-49121
α-helix56-594
β-strand60-6891
α-helix69-7810
α-helix82-843
α-helix861
β-strand89-9571
β-strand111-11771
α-helix119-1213
α-helix122-1265
α-helix127-13812
α-helix143-1486
β-strand149-15571
β-strand161-16771
α-helix173-18715
β-strand196-19941
α-helix200-2056
α-helix211-2133
β-strand215-21621
Chain B: 10 helices, 8 β-strands
ElementResiduesLengthSheet
β-strand38-49122
β-strand60-6892
α-helix69-7810
α-helix82-843
α-helix861
β-strand89-9572
β-strand111-11772
α-helix119-1213
α-helix122-1265
α-helix127-13812
α-helix143-1486
β-strand149-15572
β-strand161-16772
α-helix173-18715
β-strand196-19942
α-helix200-2056
α-helix211-2133
β-strand215-21622
Chain C: 1 helix, 0 β-strands
ElementResiduesLengthSheet
α-helix56-616
Chain D: 1 helix, 0 β-strands
ElementResiduesLengthSheet
α-helix56-605

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Eukaryotic translation initiation factor 4EA, Bprotein217Homo sapiensP06730 (AlphaFold model)
Eukaryotic translation initiation factor 4E-binding protein 1C, Dprotein20Homo sapiensQ13541 (AlphaFold model)
Sequence of entity 1 (A, B), FASTA
>3U7X_1 Eukaryotic translation initiation factor 4E (chains A, B)
MATVEPETTPTPNPPTTEEEKTESNQEVANPEHYIKHPLQNRWALWFFKNDKSKTWQANL
RLISKFDTVEDFWALYNHIQLSSNLMPGCDYSLFKDGIEPMWEDEKNKRGGRWLITLNKQ
QRRSDLDRFWLETLLCLIGESFDDYSDDVCGAVVNVRAKGDKIAIWTTECENREAVTHIG
RVYKERLGLPPKIVIGYQSHADTATKSGSTTKNRFVV
Sequence of entity 2 (C, D), FASTA
>3U7X_2 Eukaryotic translation initiation factor 4E-binding protein 1 (chains C, D)
PGGTRIIYDRKFLMECRNSP

Primary citation

Structural Insights into the Allosteric Effects of 4EBP1 on the Eukaryotic Translation Initiation Factor eIF4E. Siddiqui, N., Tempel, W., Nedyalkova, L. et al. J Mol Biol (2012) 415:781-792. DOI 10.1016/j.jmb.2011.12.002 · PubMed

Other PDB entries of the same protein (UniProt P06730 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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