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conotoxin pc16a
Authors
Dyubankova, N., Lescrinier, E., Van Der Haegen, A., Peigneur, S., Tytgat, J.
Assembly
conotoxin pc16a
Entity
1. conotoxin pc16a (polymer, Thiol state: all disulfide bound), 11 monomers, 1263.533 Da Detail

SCSCKRNFLC C


Formula weight
1263.533 Da
Entity Connection
disulfide 2 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS2:SG1:CYS10:SG
2disulfidesing1:CYS4:SG1:CYS11:SG

Source organism
Conus pictus
Exptl. method
solution NMR
Refine. method
molecular dynamics
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 82.0 %, Completeness (bb): 78.2 % Detail

Polymer type: polypeptide(L)

Total1H13C
All82.0 % (91 of 111)89.2 % (58 of 65)71.7 % (33 of 46)
Backbone78.2 % (43 of 55)95.5 % (21 of 22)66.7 % (22 of 33)
Sidechain88.1 % (59 of 67)86.0 % (37 of 43)91.7 % (22 of 24)
Aromatic80.0 % (8 of 10)80.0 % (4 of 5)80.0 % (4 of 5)
Methyl100.0 % (4 of 4)100.0 % (2 of 2)100.0 % (2 of 2)

1. conotoxin pc16a

SCSCKRNFLC C

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 283 K, pH 6


#NameIsotope labelingTypeConcentration
1conotoxin pc16anatural abundance5 mg
2H2Onatural abundance90 %
3D2Onatural abundance10 %

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


Release date
2012-01-17
Citation
Pc16a, the first characterized peptide from Conus pictus venom, shows a novel disulfide connectivity
Van Der Haegen, A., Peigneur, S., Dyubankova, N., Moller, C., Mari, F., Diego-Garcia, E., Naude, R., Lescrinier, E., Herdewijn, P., Tytgat, J.
Peptides (2012), 34, 106-113, PubMed 22079220 , DOI 10.1016/j.peptides.2011.10.026 ,
Related entities 1. conotoxin pc16a, : 1 : 1 entities Detail
Experiments performed 3 experiments Detail
NMR combined restraints 4 contents Detail
Keywords conotoxin, Conus pictus