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NMR structure of the antimicrobial peptide RP-1 bound to SDS micelles
Authors
Bourbigot, S., Booth, V., Dodd, E., Horwood, C., Welch, W.H., Sharma, S., Waring, A.J., Yeaman, M.R.
Assembly
antimicrobial peptide RP-1
Entity
1. antimicrobial peptide RP-1 (polymer, Thiol state: not present), 18 monomers, 2162.747 Da Detail

ALYKKFKKKL LKSLKRLG


Formula weight
2162.747 Da
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 92.5 %, Completeness (bb): 78.2 % Detail

Polymer type: polypeptide(L)

Total1H15N
All92.5 % (147 of 159)100.0 % (141 of 141)33.3 % (6 of 18)
Backbone78.2 % (43 of 55)100.0 % (37 of 37)33.3 % (6 of 18)
Sidechain100.0 % (104 of 104)100.0 % (104 of 104)
Aromatic100.0 % (9 of 9)100.0 % (9 of 9)
Methyl100.0 % (11 of 11)100.0 % (11 of 11)

1. antimicrobial peptide RP-1 subunit 1

ALYKKFKKKL LKSLKRLG

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 5


#NameIsotope labelingTypeConcentration
1entity[U-15N]-Leu1.5 mM
2DSSnatural abundance0.4 mM
3SDS[U-99% 2H]150 mM
4sodium azidenatural abundance0.4 mM

Protein Blocks Logo
Calculated from 10 models in PDB: 2RLG, Strand ID: A Detail


Release date
2008-08-24
Citation
Antimicrobial peptide RP-1 structure and interactions with anionic versus zwitterionic micelles
Bourbigot, S., Dodd, E., Horwood, C., Cumby, N., Fardy, L., Welch, W.H., Ramjan, Z., Sharma, S., Waring, A.J., Yeaman, M.R., Booth, V.
Biopolymers (2009), 91, 1-13, PubMed 18712851 , DOI 10.1002/bip.21071 ,
Related entities 1. antimicrobial peptide RP-1, : 1 : 1 entities Detail
Experiments performed 3 experiments Detail
nullKeywords antimicrobial peptide, micelles, nmr, RP-1, alpha-helix, amphipathic, micelle