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Solution NMR structure of JzTx-V, a Nav 1.7 inhibitory peptide
Authors
Jordan, J.B., Andrews, K.
Assembly
Beta/kappa-theraphotoxin-Cg2a
Entity
1. Beta/kappa-theraphotoxin-Cg2a (polymer, Thiol state: all disulfide bound), 29 monomers, 3610.305 Da Detail

YCQKWXWTCD SKRACCEGLR CKLWCRKEI


Formula weight
3610.305 Da
Entity Connection
disulfide 3, covalent 2 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS2:SG1:CYS16:SG
2disulfidesing1:CYS9:SG1:CYS21:SG
3disulfidesing1:CYS15:SG1:CYS25:SG
4covalentsing1:TRP5:C1:NLE6:N
5covalentsing1:NLE6:C1:TRP7:N

Source organism
Chilobrachys guangxiensis
Exptl. method
solution NMR
Refine. method
DGSA-distance geometry simulated annealing
Data set
assigned_chemical_shifts, spectral_peak_list
Chem. Shift Complete
Sequence coverage: 82.8 %, Completeness: 63.8 %, Completeness (bb): 86.0 % Detail

Polymer type: polypeptide(L)

Total1H
All63.8 % (120 of 188)63.8 % (120 of 188)
Backbone86.0 % (49 of 57)86.0 % (49 of 57)
Sidechain54.2 % (71 of 131)54.2 % (71 of 131)
Aromatic27.3 % (6 of 22)27.3 % (6 of 22)
Methyl62.5 % (5 of 8)62.5 % (5 of 8)

1. entity 1

YCQKWXWTCD SKRACCEGLR CKLWCRKEI

Sample

Solvent system 90% H2O/10% D2O, Pressure 760 Torr, Temperature 298 K, pH 7.0, Details 5 mg/mL JzTx-V, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1JzTx-Vnatural abundance5 mg/mL
2Sodium Phosphatenatural abundance20 mM
3Sodium Chloridenatural abundance50 mM

Protein Blocks Logo
Calculated from 8 models in PDB: 6CGW, Strand ID: A Detail


Release date
2018-04-26
Citation
Pharmacological characterization of potent and selective NaV1.7 inhibitors engineered from Chilobrachys jingzhao tarantula venom peptide JzTx-V
Moyer, B.D., Murray, J.K., Ligutti, J., Andrews, K., Favreau, P., Jordan, J.B., Lee, J.H., Liu, D., Long, J., Sham, K., Shi, L., Stocklin, R., Wu, B., Yin, R., Yu, V., Zou, A., Biswas, K., Miranda, L.
PLoS One (2018), 13, e0196791-e0196791, PubMed 29723257 , DOI 10.1371/journal.pone.0196791 ,
Related entities 1. Beta/kappa-theraphotoxin-Cg2a, : 1 : 3 : 26 entities Detail
Experiments performed 5 experiments Detail
NMR combined restraints 3 contents Detail
Keywords Fractionated Tarantula venom, Nav 1.7 inhibitor, TOXIN