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Purotoxin-2 NMR structure in water
Authors
Nadezhdin, K., Vassilevski, A., Oparin, P., Grishin, E., Arseniev, A.
Assembly
Purotoxin-2 in water
Entity
1. Purotoxin-2 in water (polymer, Thiol state: all disulfide bound), 64 monomers, 7264.279 Da Detail

AKACTPLLHD CSHDRHSCCR GDMFKYVCDC FYPEGEDKTE VCSCQQPKSH KIAEKIIDKA KTTL


Formula weight
7264.279 Da
Entity Connection
disulfide 4 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS4:SG1:CYS19:SG
2disulfidesing1:CYS11:SG1:CYS28:SG
3disulfidesing1:CYS18:SG1:CYS44:SG
4disulfidesing1:CYS30:SG1:CYS42:SG

Source organism
Alopecosa
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 65.6 %, Completeness: 23.1 %, Completeness (bb): 46.8 % Detail

Polymer type: polypeptide(L)

Total1H15N
All23.1 % (103 of 445)15.7 % (60 of 382)68.3 % (43 of 63)
Backbone46.8 % (88 of 188)36.2 % (46 of 127)68.9 % (42 of 61)
Sidechain 5.8 % (15 of 257) 5.5 % (14 of 255)50.0 % (1 of 2)
Aromatic 0.0 % (0 of 26) 0.0 % (0 of 26)
Methyl 8.3 % (2 of 24) 8.3 % (2 of 24)

1. entity

AKACTPLLHD CSHDRHSCCR GDMFKYVCDC FYPEGEDKTE VCSCQQPKSH KIAEKIIDKA KTTL

Sample

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 313 K, pH 3.3


#NameIsotope labelingTypeConcentration
1entity[U-100% 15N]1 mM
2H2Onatural abundance95 %
3D2Onatural abundance5 %

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


Release date
2016-04-11
Citation
Structure of purotoxin-2 from wolf spider: modular design and membrane-assisted mode of action in arachnid toxins
Oparin, P.B., Nadezhdin, K.D., Berkut, A.A., Arseniev, A.S., Grishin, E.V., Vassilevski, A.A.
Biochem. J. (2016), 473, 3113-3126, PubMed 27412961 , DOI 10.1042/BCJ20160573 ,
Entries sharing articles BMRB: 1 entries Detail
  BMRB: 25487 released on 2016-04-11
    Title Purotoxin-2 NMR structure in DPC micelles
Related entities 1. Purotoxin-2 in water, : 1 : 3 : 99 entities Detail
Experiments performed 5 experiments Detail
NMR combined restraints 3 contents Detail
Keywords NMR, module toxin, purotoxin-2, spider venom, structure