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Recombinant cytotoxin-I from the venom of cobra N. oxiana
Authors
Dubovskii, P.V., Dubinnyi, M.A., Shulepko, M.A., Lyukmanova, E.N., Dolgikh, D.A., Kirpichnikov, M.P., Efremov, R.G.
Assembly
Cytotoxin 1
Entity
1. Cytotoxin 1 (polymer, Thiol state: all disulfide bound), 61 monomers, 6952.451 Da Detail

MLKCNKLVPI AYKTCPEGKN LCYKMFMMSD LTIPVKRGCI DVCPKNSLLV KYVCCNTDRC N


Formula weight
6952.451 Da
Source organism
Naja oxiana
Exptl. method
solution NMR
Refine. method
simulated annealingrestrained Rosetta protocol
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 98.8 %, Completeness (bb): 97.5 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All98.8 % (720 of 729)99.2 % (381 of 384)98.2 % (278 of 283)98.4 % (61 of 62)
Backbone97.5 % (349 of 358)97.5 % (117 of 120)97.2 % (176 of 181)98.2 % (56 of 57)
Sidechain100.0 % (430 of 430)100.0 % (264 of 264)100.0 % (161 of 161)100.0 % (5 of 5)
Aromatic100.0 % (34 of 34)100.0 % (17 of 17)100.0 % (17 of 17)
Methyl100.0 % (64 of 64)100.0 % (32 of 32)100.0 % (32 of 32)

1. entity 1

MLKCNKLVPI AYKTCPEGKN LCYKMFMMSD LTIPVKRGCI DVCPKNSLLV KYVCCNTDRC N

Sample

Solvent system 95% H2O/5% D2O, Pressure 101325 (±100) Pa, Temperature 303 (±0.2) K, pH 6.5 (±0.1), Details 1 mM U-99% 13C; U-99% 15N recombinant cytotoxin-I, 95 v/v non-labeled H2O, 5 v/v 99.9% 2H D2O, 3 uM non-labeled NaOH, 1 uM non-labeled HCl, 95% H2O/5% D2O


#NameIsotope labelingTypeConcentration
1D2O[U-99.9% 2H]5 (±0.1) v/v
2H2Onatural abundance95 (±0.1) v/v
3HClnatural abundance1 (±0.1) uM
4NaOHnatural abundance3 (±0.1) uM
5recombinant cytotoxin-I[U-99% 13C; U-99% 15N]1 (±0.1) mM

LACS Plot; CA
Referencing offset: 2.58 ppm, Outliers: 2 Detail
LACS Plot; CB
Referencing offset: 2.58 ppm, Outliers: 2 Detail
LACS Plot; HA
Referencing offset: -0.03 ppm, Outliers: 1 Detail
LACS Plot; CO
Referencing offset: 3.3 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 5T8A, Strand ID: A Detail


Release date
2017-09-12
Citation
Structural and Dynamic "Portraits" of Recombinant and Native Cytotoxin I from Naja oxiana: How Close Are They?
Dubovskii, P.V., Dubinnyi, M.A., Konshina, A.G., Kazakova, E.D., Sorokoumova, G.M., Ilyasova, T.M., Shulepko, M.A., Chertkova, R.V., Lyukmanova, E.N., Dolgikh, D.A., Arseniev, A.S., Efremov, R.G.
Biochemistry (2017), 56, 4468-4477, PubMed 28749688 , DOI 10.1021/acs.biochem.7b00453 ,
Related entities 1. Cytotoxin 1, : 1 : 1 : 6 : 193 entities Detail
Experiments performed 10 experiments Detail
NMR combined restraints 6 contents Detail
Keywords Structure from MOLMOL, all-beta sheet protein, cytolytic peptide, recombinant production, toxin