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Engrailed homeodomain helix-turn-helix motif
Authors
Religa, T.L.
Assembly
homeobox
Entity
1. homeobox (polymer, Thiol state: not present), 44 monomers, 5407.112 Da Detail

AKREFNENRY LTERRRQQLS SELGLNEAQI KIWFQNKRAK IKKS


Formula weight
5407.112 Da
Source organism
Drosophila melanogaster
Exptl. method
solution NMR
Data set
assigned_chemical_shifts, coupling_constants, RDCs
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 87.7 %, Completeness (bb): 98.5 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All87.7 % (506 of 577)94.6 % (296 of 313)78.2 % (165 of 211)84.9 % (45 of 53)
Backbone98.5 % (260 of 264)96.6 % (86 of 89)100.0 % (131 of 131)97.7 % (43 of 44)
Sidechain81.2 % (289 of 356)93.8 % (210 of 224)62.6 % (77 of 123)22.2 % (2 of 9)
Aromatic50.0 % (20 of 40)95.0 % (19 of 20) 0.0 % (0 of 19)100.0 % (1 of 1)
Methyl100.0 % (36 of 36)100.0 % (18 of 18)100.0 % (18 of 18)

1. Segmentation polarity homeobox protein engrailed

AKREFNENRY LTERRRQQLS SELGLNEAQI KIWFQNKRAK IKKS

Sample

Solvent system 93%H2O / 7% D2O, Pressure 1 atm, Temperature 278 K, pH 5.7, Details 500uM engrailed fragment 16-59, 50mM d-acetate, 100 mM NaCl, pH 5.7, 93%H2O / 7% D2O


#NameIsotope labelingTypeConcentration
1homeoboxnatural abundance500 uM
2d-acetate50 mM
3NaCl100 mM
4H2O93 %
5D2O7 %

Protein Blocks Logo
Calculated from 25 models in PDB: 2P81, Strand ID: A Detail


Coupling constant
86 J values in 1 lists
Pressure 1 atm, Temperature 278 K, pH 5.7 Detail
RDC
43 RDC values in 1 lists
Field strength (1H) 500 MHz, Pressure 1 atm, Temperature 278 K, pH 5.7 Detail
Release date
2007-10-28
Citation
The helix-turn-helix motif as an ultrafast independently folding domain: the pathway of folding of Engrailed homeodomain
Religa, T.L., Johnson, C.M., Vu, D.M., Brewer, S.H., Dyer, R.B., Fersht, A.R.
Proc. Natl. Acad. Sci. U. S. A. (2007), 104, 9272-9277, PubMed 17517666 , DOI 10.1073/pnas.0703434104 ,
Related entities 1. homeobox, : 1 : 1 : 9 : 286 entities Detail
Interaction partners 1. homeobox, : 10 interactors Detail
Experiments performed 2 experiments Detail
nullKeywords DNA binding, domain, engrailed, helix-turn-helix motif, homeodomain, intermediate, motif, native, protein folding