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NMR solution structure of engineered Protoxin-II analog
Authors
Gibbs, A.C., Wickenden, A.D.
Assembly
Beta/omega-theraphotoxin-Tp2a analog
Entity
1. Beta/omega-theraphotoxin-Tp2a analog (polymer, Thiol state: all disulfide bound), 32 monomers, 3855.663 Da Detail

GPYCQKWMQT CDSERKCCEG MVCRLWCKKK LL


Formula weight
3855.663 Da
Entity Connection
disulfide 3 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS4:SG1:CYS18:SG
2disulfidesing1:CYS11:SG1:CYS23:SG
3disulfidesing1:CYS17:SG1:CYS27:SG

Source organism
Thrixopelma pruriens
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts, spectral_peak_list
Chem. Shift Complete
Sequence coverage: 93.8 %, Completeness: 73.8 %, Completeness (bb): 90.6 % Detail

Polymer type: polypeptide(L)

Total1H15N
All73.8 % (183 of 248)70.9 % (151 of 213)91.4 % (32 of 35)
Backbone90.6 % (87 of 96)90.8 % (59 of 65)90.3 % (28 of 31)
Sidechain63.2 % (96 of 152)62.2 % (92 of 148)100.0 % (4 of 4)
Aromatic22.2 % (4 of 18)12.5 % (2 of 16)100.0 % (2 of 2)
Methyl55.6 % (5 of 9)55.6 % (5 of 9)

1. entity 1

GPYCQKWMQT CDSERKCCEG MVCRLWCKKK LL

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 305.56 K, pH 6.7, Details 1.51 mM NA- JNJ63955918, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1entity_1natural abundance1.51 mM
2sodium phosphatenatural abundance20 mM

Protein Blocks Logo
Calculated from 20 models in PDB: 5TCZ, Strand ID: A Detail


Release date
2016-11-03
Citation
Insensitivity to pain induced by a potent selective closed-state Nav1.7 inhibitor
Flinspach, M., Xu, Q., Piekarz, A.D., Fellows, R., Hagan, R., Gibbs, A., Liu, Y., Neff, R.A., Freedman, J., Eckert, W.A., Zhou, M., Bonesteel, R., Pennington, M.W., Eddinger, K.A., Yaksh, T.L., Hunter, M., Swanson, R.V., Wickenden, A.D.
Sci. Rep. (2017), 7, 39662-39662, PubMed 28045073 , DOI 10.1038/srep39662 ,
Related entities 1. Beta/omega-theraphotoxin-Tp2a analog, : 1 : 6 : 23 entities Detail
Experiments performed 4 experiments Detail
NMR combined restraints 3 contents Detail
Keywords cystine knot, inhibitor, venom peptide analog