4PC7: Elongation factor Tu 1

Elongation factor Tu:Ts complex in a near GTP conformation. Determined by X-ray diffraction at 3.6 Å resolution. Released 6 May 2015.

Method
X-ray diffraction
Resolution
3.6 Å
Organism
Escherichia coli
Chains
2
Atoms
4,888
Mol. weight
75.06 kDa
Ligands
MG, PUL, GNP
Released
6 May 2015

Explore 4PC7 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

4PC7 contains 20 α-helices and 43 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: 8 helices, 37 β-strands

ElementResiduesLengthSheet
β-strand11-1881
α-helix24-3613
β-strand67-7041
β-strand75-7841
α-helix89-979
β-strand100-10671
α-helix113-12412
β-strand129-13571
α-helix137-1393
α-helix143-15917
α-helix164-1663
β-strand169-17021
α-helix175-1784
α-helix182-19716
β-strand211-21332
β-strand217-22043
β-strand224-23073
β-strand23312
β-strand24114
β-strand24415
β-strand24512
β-strand25115
β-strand25414
β-strand255-26063
β-strand263-26533
β-strand273-27863
β-strand291-29332
β-strand299-30686
β-strand32217
β-strand329-33248
β-strand335-33738
β-strand33919
β-strand34216
β-strand345110
β-strand347110
β-strand35017
β-strand358-36146
β-strand36219
β-strand363-36866
β-strand373111
β-strand375-37738
β-strand378112
β-strand381112
β-strand387111
β-strand388-39146
Chain C: 12 helices, 6 β-strands
ElementResiduesLengthSheet
α-helix5-139
α-helix19-2810
α-helix33-4210
β-strand59-64613
β-strand69-76813
α-helix82-843
α-helix88-10215
α-helix107-1137
α-helix115-12511
β-strand130-138913
β-strand141-147714
β-strand151-157714
α-helix164-17411
α-helix182-1843
α-helix187-19812
α-helix212-22615
α-helix232-2332
β-strand252-259814

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Elongation factor Tu 1Aprotein394Escherichia coliP0CE47 (AlphaFold model)
Elongation factor TsCprotein282Escherichia coliP0A6P1 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>4PC7_1 Elongation factor Tu 1 (chains A)
MSKEKFERTKPHVNVGTIGHVDHGKTTLTAAITTVLAKTYGGAARAFDQIDNAPEEKARG
ITINTSHVEYDTPTRHYAHVDCPGHADYVKNMITGAAQMDGAILVVAATDGPMPQTREHI
LLGRQVGVPYIIVFLNKCDMVDDEELLELVEMEVRELLSQYDFPGDDTPIVRGSALKALE
GDAEWEAKILELAGFLDSYIPEPERAIDKPFLLPIEDVFSISGRGTVVTGRVERGIIKVG
EEVEIVGIKETQKSTCTGVEMFRKLLDEGRAGENVGVLLRGIKREEIERGQVLAKPGTIK
PHTKFESEVYILSKDEGGRHTPFFKGYRPQFYFRTTDVTGTIELPEGVEMVMPGDNIKMV
VTLIHPIAMDDGLRFAIREGGRTVGAGVVAKVLG
Sequence of entity 2 (C), FASTA
>4PC7_2 Elongation factor Ts (chains C)
AEITASLVKELRERTGAGMMDCKKALTEANGDIELAIENMRKSGAIKAAKKAGNVAADGV
IKTKIDGNYGIILEVNCQTDFVAKDAGFQAFADKVLDAAVAGKITDVEVLKAQFEEERVA
LVAKIGENINIRRVAALEGDVLGSYQHGARIGVLVAAKGADEELVKHIAMHVAASKPEFI
KPEDVSAEVVEKEYQVQLDIAMQSGKPKEIAEKMVEGRMKKFTGEVSLTGQPFVMEPSKT
VGQLLKEHNAEVTGFIRFEVGEGIEKVETDFAAEVAAMSKQS

Ligands and cofactors

IDNameFormulaCopies
MGMagnesium ionMg1
PUL(1S,2S,3E,5E,7E,10S,11S,12S)-12-[(2R,4E,6E,8Z,10R,12E,14E,16Z,18S,19Z)-10,18-di…C47 H66 O131
GNPPhosphoaminophosphonic acid-guanylate esterC10 H17 N6 O13 P31

Primary citation

Structural outline of the detailed mechanism for elongation factor Ts-mediated guanine nucleotide exchange on elongation factor Tu. Thirup, S.S., Van, L.B., Nielsen, T.K. et al. J Struct Biol (2015) 191:10-21. DOI 10.1016/j.jsb.2015.06.011 · PubMed

Other PDB entries of the same protein (UniProt P0CE47 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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