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NMR solution structure of Midi peptide designed based on m-conotoxins
Authors
Dyubankova, N., Lescrinier, E., Stevens, M., Tytgat, J., Herdewijn, P., Peigneur, S.
Assembly
m-conotoxin
Entity
1. m-conotoxin (polymer, Thiol state: all disulfide bound), 14 monomers, 1696.916 Da Detail

CNCSRWARDH SRCC


Formula weight
1696.916 Da
Entity Connection
disulfide 2 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS1:SG1:CYS13:SG
2disulfidesing1:CYS3:SG1:CYS14:SG

Exptl. method
solution NMR
Refine. method
torsion angle dynamics
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 83.7 %, Completeness (bb): 80.0 % Detail

Polymer type: polypeptide(L)

Total1H13C
All83.7 % (113 of 135)91.3 % (73 of 80)72.7 % (40 of 55)
Backbone80.0 % (56 of 70)96.4 % (27 of 28)69.0 % (29 of 42)
Sidechain89.9 % (71 of 79)88.5 % (46 of 52)92.6 % (25 of 27)
Aromatic66.7 % (10 of 15)62.5 % (5 of 8)71.4 % (5 of 7)
Methyl100.0 % (2 of 2)100.0 % (1 of 1)100.0 % (1 of 1)

1. m-conotoxin

CNCSRWARDH SRCC

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 278 K


#NameIsotope labelingTypeConcentration
1m-conotoxinnatural abundance2 mM
2H2Onatural abundance90 %
3D2Onatural abundance10 %

Protein Blocks Logo
Calculated from 19 models in PDB: 2LU6, Strand ID: 1 Detail


Release date
2012-06-25
Citation
Design of bioactive peptides from naturally occurring μ-conotoxin structures
Stevens, M., Peigneur, S., Dyubankova, N., Lescrinier, E., Herdewijn, P., Tytgat, J.
J. Biol. Chem. (2012), 287, 31382-31392, PubMed 22773842 , DOI 10.1074/jbc.M112.375733 ,
Related entities 1. m-conotoxin, : 1 : 10 entities Detail
Experiments performed 5 experiments Detail
NMR combined restraints 4 contents Detail
Keywords BuIIIC, KIIIA, m-conotoxin, NMR, peptide