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Bt1.8 peptide
Authors
Guo, C., Huang, B.
Assembly
Bt1.8 peptide
Entity
1. Bt1.8 peptide (polymer, Thiol state: all disulfide bound), 17 monomers, 1648.886 Da Detail

GCCSNPACIL NNPNQCX


Formula weight
1648.886 Da
Entity Connection
disulfide 2 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS2:SG1:CYS8:SG
2disulfidesing1:CYS3:SG1:CYS16:SG

Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 94.1 %, Completeness: 93.0 %, Completeness (bb): 96.8 % Detail

Polymer type: polypeptide(L)

Total1H
All93.0 % (80 of 86)93.0 % (80 of 86)
Backbone96.8 % (30 of 31)96.8 % (30 of 31)
Sidechain90.9 % (50 of 55)90.9 % (50 of 55)
Methyl100.0 % (5 of 5)100.0 % (5 of 5)

1. entity

GCCSNPACIL NNPNQCX

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6.5


#NameIsotope labelingTypeConcentration
1entitynatural abundance2 mM

Protein Blocks Logo
Calculated from 20 models in PDB: 2NAY, Strand ID: A Detail


Release date
2016-01-31
Citation
α-Conotoxin Bt1.8 from Conus betulinus selectively inhibits α6/α3β2β3 and α3β2 nicotinic acetylcholine receptor subtypes
Guo, C., Huang, B.
J. Neurochem. (2021), 159, 90-100, PubMed 34008858 , DOI 10.1111/jnc.15434 ,
Related entities 1. Bt1.8 peptide, : 1 : 52 entities Detail
Experiments performed 1 experiments Detail
NMR combined restraints 3 contents Detail
Keywords HELIX