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Alpha Helix Nucleation by a Simple Cyclic Tetrapeptide
Authors
Hoang, H.N., Fairlie, D.P.
Assembly
Cyclic tetrapeptide ALA-ARG-ALA-UN1
Entity
1. Cyclic tetrapeptide ALA-ARG-ALA-UN1 (polymer, Thiol state: not present), 5 monomers, 457.5049 Da Detail

ARAXX


Formula weight
457.5049 Da
Entity Connection
covalent 1 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1covalentsing1:ALA1:N1:UN14:C1

Source organism
Cheirogaleus major
Exptl. method
solution NMR
Data set
assigned_chemical_shifts, coupling_constants
Chem. Shift Complete
Sequence coverage: 60.0 %, Completeness: 40.0 %, Completeness (bb): 100.0 % Detail

Polymer type: polypeptide(L)

Total1H
All40.0 % (6 of 15)40.0 % (6 of 15)
Backbone100.0 % (6 of 6)100.0 % (6 of 6)
Sidechain 0.0 % (0 of 9) 0.0 % (0 of 9)
Methyl 0.0 % (0 of 2) 0.0 % (0 of 2)

1. entity 1

ARAX

Sample

Solvent system 93% H2O/7% D2O, Pressure 1 atm, Temperature 298 (±1) K, pH 6, Details 1 mM n helix cap, 93% H2O/7% D2O


#NameIsotope labelingTypeConcentration
1peptidenatural abundance1 (±0.1) mM

Coupling constant
4 J values in 1 lists
Field strength (1H) 600 MHz, Pressure 1 atm, Temperature 298 (±1) K, pH 6 Detail
Release date
2016-12-04
Citation
Alpha Helix Nucleation by a Simple Cyclic Tetrapeptide
Hoang, H.N., Fairlie, D.P.
Experiments performed 1 experiments Detail
NMR combined restraints 3 contents Detail
Keywords DE NOVO PROTEIN, alpha turn, helix cap