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Solution structure of KTI55
Authors
Castellino, F.J., Qiu, C., Yuan, Y.
Assembly
M protein
Entity
1. M protein (polymer, Thiol state: not present), 57 monomers, 6784.340 Da Detail

GSKTIQEKEQ ELKNLKDNVE LERLKNERHD HDEEAERKAL EDKLADKQEH LDGALRY


Formula weight
6784.34 Da
Source organism
Streptococcus pyogenes
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts, spectral_peak_list
Chem. Shift Complete
Sequence coverage: 98.2 %, Completeness: 87.5 %, Completeness (bb): 97.4 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All87.5 % (600 of 686)83.2 % (306 of 368)93.7 % (239 of 255)87.3 % (55 of 63)
Backbone97.4 % (333 of 342)96.6 % (112 of 116)98.2 % (166 of 169)96.5 % (55 of 57)
Sidechain80.7 % (322 of 399)77.0 % (194 of 252)90.8 % (128 of 141) 0.0 % (0 of 6)
Aromatic20.0 % (4 of 20)40.0 % (4 of 10) 0.0 % (0 of 10)
Methyl96.0 % (48 of 50)96.0 % (24 of 25)96.0 % (24 of 25)

1. entity 1

GSKTIQEKEQ ELKNLKDNVE LERLKNERHD HDEEAERKAL EDKLADKQEH LDGALRY

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 6.7, Details 20 mM [U-99% 2H] BisTris-d19, 1 mM DSS, 1 mM sodium azide, 1 mM EDTA, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1BisTris-d19[U-99% 2H]20 mM
2DSSnatural abundance1 mM
3sodium azidenatural abundance1 mM
4EDTAnatural abundance1 mM

LACS Plot; CA
Referencing offset: -0.15 ppm, Outliers: 2 Detail
LACS Plot; CB
Referencing offset: -0.15 ppm, Outliers: 2 Detail
LACS Plot; HA
Referencing offset: 0.06 ppm, Outliers: 1 Detail
LACS Plot; CO
Referencing offset: 0.04 ppm, Outliers: 2 Detail
Protein Blocks Logo
Calculated from 10 models in PDB: 6BZK, Strand ID: A Detail


Release date
2018-02-04
Citation
Contributions of different modules of the plasminogen-binding Streptococcus pyogenes M-protein that mediate its functional dimerization
Qiu, C., Yuan, Y., Zajicek, J., Liang, Z., Balsara, R.D., Brito-Robionson, T., Lee, S.W., Ploplis, V.A., Castellino, F.J.
J. Struct. Biol. (2018), 204, 151-164, PubMed 30071314 , DOI 10.1016/j.jsb.2018.07.017 ,
Related entities 1. M protein, : 1 : 1 : 7 entities Detail
Experiments performed 9 experiments Detail
NMR combined restraints 4 contents Detail
Keywords PROTEIN BINDING, Plasminogen binding peptide