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cGm9a
Authors
Akcan, M., Clark, R.J., Daly, N.L., Conibear, A.C., de Faoite, A.C., Heghinian, M.C., Adams, D.J., Mari, F., Craik, D.J.
Assembly
P-superfamily conotoxin Gm9a cycled with a Gly-Leu-Pro linker
Entity
1. P-superfamily conotoxin Gm9a cycled with a Gly-Leu-Pro linker (polymer, Thiol state: all disulfide bound), 30 monomers, 3072.397 Da Detail

SCNNSCQSHS DCASHCICTF RGCGAVNGLP


Formula weight
3072.397 Da
Entity Connection
disulfide 3 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS2:SG1:CYS16:SG
2disulfidesing1:CYS6:SG1:CYS18:SG
3disulfidesing1:CYS12:SG1:CYS23:SG

Source organism
Conus gloriamaris
Exptl. method
solution NMR
Refine. method
torsion angle dynamics
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 98.0 %, Completeness (bb): 100.0 % Detail

Polymer type: polypeptide(L)

Total1H
All98.0 % (146 of 149)98.0 % (146 of 149)
Backbone100.0 % (62 of 62)100.0 % (62 of 62)
Sidechain96.6 % (84 of 87)96.6 % (84 of 87)
Aromatic88.9 % (8 of 9)88.9 % (8 of 9)
Methyl100.0 % (9 of 9)100.0 % (9 of 9)

1. cGm9a

SCNNSCQSHS DCASHCICTF RGCGAVNGLP

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, Details cGm9a


#NameIsotope labelingTypeConcentration
1cGm9anatural abundance0.05 ~ 0.2 mM
2H2Onatural abundance90 %
3D2Onatural abundance10 %

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


Release date
2015-07-19
Citation
Transforming conotoxins into cyclotides: Backbone cyclization of P-superfamily conotoxins
Akcan, M., Clark, R.J., Daly, N.L., Conibear, A.C., de Faoite, A.C., Heghinian, M.C., Adams, D.J., Mari, F., Craik, D.J.
Biopolymers (2015), PubMed 26172377 , DOI 10.1002/bip.22699 ,
Related entities 1. P-superfamily conotoxin Gm9a cycled with a Gly-Leu-Pro linker, : 1 : 3 : 5 entities Detail
Experiments performed 2 experiments Detail
NMR combined restraints 4 contents Detail
Keywords conotoxins, cyclic peptides, cyclization, cystine knot, drug design