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Calculated solution structure of [D-Trp3]-Contryphan-Vc2
Authors
Drane, S.B., Chhabra, S., MacRaild, C.A.
Assembly
[D-Trp3]-Contryphan-Vc2
Entity
1. [D-Trp3]-Contryphan-Vc2 (polymer, Thiol state: all disulfide bound), 8 monomers, 862.0531 Da Detail

CRXTPVCX


Formula weight
862.0531 Da
Entity Connection
disulfide 1 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS1:SG1:CYS7:SG

Source organism
Conus victoriae
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 75.0 %, Completeness: 84.1 %, Completeness (bb): 76.5 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All84.1 % (53 of 63)90.9 % (30 of 33)76.0 % (19 of 25)80.0 % (4 of 5)
Backbone76.5 % (26 of 34)90.9 % (10 of 11)66.7 % (12 of 18)80.0 % (4 of 5)
Sidechain94.3 % (33 of 35)90.9 % (20 of 22)100.0 % (13 of 13)
Methyl100.0 % (6 of 6)100.0 % (3 of 3)100.0 % (3 of 3)

1. [D-Trp3]-Contryphan-Vc2

CRXTPVCX

Sample #1

Solvent system 93% H2O/7% D2O, Pressure 1 atm, Temperature 278 K, pH 4.0, Details 2.0 M [D-Trp3]-Contryphan-Vc2, 93% H2O/7% D2O


#NameIsotope labelingTypeConcentration
1[D-Trp3]-Contryphan-Vc2natural abundance2.0 M
2H2Onatural abundance93 %
3D2Onatural abundance7 %
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 278 K, pH 4.0, Details 2.0 M [D-Trp3]-Contryphan-Vc2, 100% D2O


#NameIsotope labelingTypeConcentration
4[D-Trp3]-Contryphan-Vc2natural abundance2.0 M
5D2Onatural abundance100 %

Protein Blocks Logo
Calculated from 20 models in PDB: 5L34, Strand ID: A Detail


Release date
2016-11-10
Citation
Structure and activity of contryphan-Vc2: Importance of the d-amino acid residue
Drane, S.B., Robinson, S.D., MacRaild, C.A., Chhabra, S., Chittoor, B., Morales, R.A.V., Leung, E.W.W., Belgi, A., Espino, S.S., Olivera, B.M., Robinson, A.J., Chalmers, D.K., Norton, R.S.
Toxicon. (2017), 129, 113-122, PubMed 28216409 , DOI 10.1016/j.toxicon.2017.02.012 ,
Experiments performed 5 experiments Detail
NMR combined restraints 4 contents Detail
Keywords Conus peptide, peptide toxin