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Solution NMR structure of the peptide 12530 from medicinal leech Hirudo medicinalis in dodecylphosphocholine micelles
Authors
Talyzina, I.A., Nadezhdin, K.D., Grafskaia, E.N., Arseniev, A.S., Lazarev, V.N.
Assembly
peptide 3967
Entity
1. peptide 3967 (polymer, Thiol state: not present), 11 monomers, 1423.783 Da Detail

KFKKVIWKSF L


Formula weight
1423.783 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): 80.3 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All88.3 % (151 of 171)98.9 % (90 of 91)73.5 % (50 of 68)91.7 % (11 of 12)
Backbone80.3 % (53 of 66)95.5 % (21 of 22)66.7 % (22 of 33)90.9 % (10 of 11)
Sidechain94.0 % (109 of 116)100.0 % (69 of 69)84.8 % (39 of 46)100.0 % (1 of 1)
Aromatic87.5 % (28 of 32)100.0 % (16 of 16)73.3 % (11 of 15)100.0 % (1 of 1)
Methyl100.0 % (12 of 12)100.0 % (6 of 6)100.0 % (6 of 6)

1. entity 1

KFKKVIWKSF L

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 303 K, pH 4 (±0.1), Details 1 mM peptide 12530, 100 mM dodecylphosphocholine, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1peptide 12530natural abundance1 (±0.2) mM
2dodecylphosphocholinenatural abundance100 (±5.0) mM

Protein Blocks Logo
Calculated from 20 models in PDB: 6RSM, 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 entities Detail
Experiments performed 5 experiments Detail
Chemical shift validation 3 contents Detail
Keywords ANTIMICROBIAL PROTEIN, Hirudo medicinalis, antimicrobial peptides, dooecylphosphocholine micelles, genome, medicinal leech, prediction algorithm