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Solution Structures of active Ptr ToxB and its Inactive Ortholog
Authors
Nyarko, A., Singarapu, K., Figueroa, M., Manning, V., Pandelova, I., Wolpert, T., Ciuffetti, L., Barbar, E.
Assembly
Ptr ToxB
Entity
1. Ptr ToxB (polymer, Thiol state: all disulfide bound), 65 monomers, 6619.461 Da Detail

NCTANILNIN EVVIATGCVP AGGNLIIRVG SDHSYLIRAT VSCGLSLNPS QSFINGESLA SGGRC


Formula weight
6619.461 Da
Entity Connection
disulfide 2 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS2:SG1:CYS43:SG
2disulfidesing1:CYS18:SG1:CYS65:SG

Source organism
Triticum aestivum
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 88.8 %, Completeness (bb): 83.4 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All88.8 % (603 of 679)98.3 % (339 of 345)74.1 % (195 of 263)97.2 % (69 of 71)
Backbone83.4 % (322 of 386)99.3 % (135 of 136)66.8 % (125 of 187)98.4 % (62 of 63)
Sidechain96.6 % (338 of 350)97.6 % (204 of 209)95.5 % (127 of 133)87.5 % (7 of 8)
Aromatic77.3 % (17 of 22)100.0 % (11 of 11)54.5 % (6 of 11)
Methyl98.9 % (87 of 88)100.0 % (44 of 44)97.7 % (43 of 44)

1. entity

NCTANILNIN EVVIATGCVP AGGNLIIRVG SDHSYLIRAT VSCGLSLNPS QSFINGESLA SGGRC

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 273 K, pH 6.0


#NameIsotope labelingTypeConcentration
1D2Onatural abundance10 %
2sodium phosphatenatural abundance10 mM
3H2Onatural abundance90 %
4entity[U-13C; U-15N]0.5 mM

LACS Plot; CA
Referencing offset: 0.41 ppm, Outliers: 2 Detail
LACS Plot; CB
Referencing offset: 0.41 ppm, Outliers: 2 Detail
LACS Plot; HA
Referencing offset: -0.02 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2MM2, Strand ID: A Detail


Release date
2014-08-03
Citation
Solution NMR structures of Pyrenophora tritici-repentis ToxB and its inactive homolog reveal potential determinants of toxin activity
Nyarko, A., Singarapu, K.K., Figueroa, M., Manning, V.A., Pandelova, I., Wolpert, T.J., Ciuffetti, L.M., Barbar, E.
J. Biol. Chem. (2014), 289, 25946-25956, PubMed 25063993 , DOI 10.1074/jbc.M114.569103 ,
Entries sharing articles BMRB: 1 entries Detail
  BMRB: 19840 released on 2014-08-03
    Title ToxB
Related entities 1. Ptr ToxB, : 1 : 5 entities Detail
Experiments performed 11 experiments Detail
NMR combined restraints 6 contents Detail
Keywords protein