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Solution NMR structure of the peptide 3967 from medicinal leech Hirudo medicinalis in dodecylphosphocholine micelles
Authors
Nadezhdin, K.D., Grafskaia, E.N., Arseniev, A.S., Lazarev, V.N.
Assembly
peptide 3967
Entity
1. peptide 3967 (polymer, Thiol state: not present), 12 monomers, 1558.033 Da Detail

FRIMRILRVL KL


Formula weight
1558.033 Da
Source organism
Hirudo medicinalis
Exptl. method
solution NMR
Refine. method
torsion angle dynamics
Data set
assigned_chemical_shifts, spectral_peak_list
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 88.3 %, Completeness (bb): 78.3 % Detail

Polymer type: polypeptide(L)

Total1H13C
All88.3 % (143 of 162)97.8 % (91 of 93)75.4 % (52 of 69)
Backbone78.3 % (47 of 60)95.8 % (23 of 24)66.7 % (24 of 36)
Sidechain94.7 % (108 of 114)98.6 % (68 of 69)88.9 % (40 of 45)
Aromatic40.0 % (4 of 10)80.0 % (4 of 5) 0.0 % (0 of 5)
Methyl100.0 % (24 of 24)100.0 % (12 of 12)100.0 % (12 of 12)

1. entity 1

FRIMRILRVL KL

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 303 K, pH 4 (±0.1), Details 1 mM peptide 3967, 100 mM dodecylphosphocholine, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1peptide 3967natural abundance1 (±0.2) mM
2dodecylphosphocholinenatural abundance100 (±5.0) mM

Protein Blocks Logo
Calculated from 20 models in PDB: 6RRL, Strand ID: A Detail


Release date
2019-10-10
Citation
Medicinal leech antimicrobial peptides lacking toxicity represent a promising alternative strategy to combat antibiotic-resistant pathogens
Grafskaia, E.N., Nadezhdin, K.D., Talyzina, I.A., Polina, N.F., Podgorny, O.V., Pavlova, E.R., Bashkirov, P.V., Kharlampieva, D.D., Bobrovsky, P.A., Latsis, I.A., Manuvera, V.A., Babenko, V.V., Trukhan, V.M., Arseniev, A.S., Klinov, D.V., Lazarev, V.N.
Eur. J. Med. Chem. (2019), 180, 143-153, PubMed 31302447 , DOI 10.1016/j.ejmech.2019.06.080 ,
Related entities 1. peptide 3967, : 1 : 2 : 21 : 26 entities Detail
Interaction partners 1. peptide 3967, : 1 interactors Detail
Experiments performed 3 experiments Detail
Chemical shift validation 3 contents Detail
Keywords ANTIMICROBIAL PROTEIN, Hirudo medicinalis, antimicrobial peptides, dooecylphosphocholine micelles, genome, medicinal leech, prediction algorithm