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NMR structure of the anticoccidial peptide PW2 in DPC micelles
Authors
Almeida, F.C.L., Tinoco, L.W., Gomes-Neto, F., Valente, A.
Assembly
PW2 in DPC micelles
Entity
1. PW2 in DPC micelles (polymer, Thiol state: not present), 12 monomers, 1610.856 Da Detail

HPLKQYWWRP SI


Formula weight
1610.856 Da
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 82.8 %, Completeness (bb): 95.5 % Detail

Polymer type: polypeptide(L)

Total1H
All82.8 % (77 of 93)82.8 % (77 of 93)
Backbone95.5 % (21 of 22)95.5 % (21 of 22)
Sidechain78.9 % (56 of 71)78.9 % (56 of 71)
Aromatic88.9 % (16 of 18)88.9 % (16 of 18)
Methyl50.0 % (2 of 4)50.0 % (2 of 4)

1. pw2

HPLKQYWWRP SI

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 5.0, Details 2 mM PW2 in 300 mM DPC pH 5.5


#NameIsotope labelingTypeConcentration
1pw2natural abundance2 mM
2phosphate buffernatural abundance20 mM
3NaClnatural abundance100 mM
4H2Onatural abundance90 %
5D2O10 %

Protein Blocks Logo
Calculated from 18 models in PDB: 2JQ2, Strand ID: A Detail


Release date
2007-10-28
Citation 1
Structural biology of membrane-acting peptides: conformational plasticity of anticoccidial peptide PW2 probed by solution NMR
Cruzeiro-Silva, C., Gomes-Neto, F., Tinoco, L.W., Cilli, E.M., Barros, P.V.R., Lapido-Loureiro, P.A., Bisch, P.M., Almeida, F.C.L., Valente, A.C.L.
Biochim. Biophys. Acta (2007), 1768, 3182-3192, PubMed 17927950 , DOI 10.1016/j.bbamem.2007.08.022 ,
Citation 2
NMR structure of PW2 bound to SDS micelles. A tryptophan-rich anticoccidial peptide selected from phage display libraries
Tinoco, L.W., DaSilva, A., Leite, A., Valente, A., Almeida, F.C.L.
J. Biol. Chem. (2002), 277, 36351-36356, PubMed 12130641 , DOI 10.1074/jbc.M204225200 ,
Entries sharing articles BMRB: 1 entries Detail
  BMRB: 5494 released on 2002-08-21
    Title NMR Structure of PW2 Bound to SDS Micelles: A Tryptophan-rich Anticocidial Peptide Selected from Phage Display Libraries
Related entities 1. PW2 in DPC micelles, : 1 : 1 : 2 entities Detail
Experiments performed 2 experiments Detail
NMR combined restraints 4 contents Detail
Keywords antimicrobial peptide, Eimeria, membrane, micelles, PW2, antimicrobial, DPC