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Solution structure of ComGC from Streptococcus pneumoniae
Authors
Erlendsson, S., Schmeider, P., Lichtenberg, C., Teilum, K., Akbey, U.
Assembly
Competence protein ComGC
Entity
1. Competence protein ComGC (polymer, Thiol state: not present), 69 monomers, 7683.383 Da Detail

TKQKEAVNDK GKAAVVKVVE SQAELYSLEK NEDASLRKLQ ADGRITEEQA KAYKEYNDKN GGANRKVND


Formula weight
7683.383 Da
Source organism
Streptococcus pneumoniae
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts, spectral_peak_list
Chem. Shift Complete
Sequence coverage: 98.6 %, Completeness: 74.7 %, Completeness (bb): 89.1 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All74.7 % (594 of 795)70.1 % (295 of 421)80.7 % (238 of 295)77.2 % (61 of 79)
Backbone89.1 % (369 of 414)84.5 % (120 of 142)92.6 % (188 of 203)88.4 % (61 of 69)
Sidechain64.3 % (287 of 446)62.7 % (175 of 279)71.3 % (112 of 157) 0.0 % (0 of 10)
Aromatic33.3 % (8 of 24)66.7 % (8 of 12) 0.0 % (0 of 12)
Methyl66.7 % (44 of 66)69.7 % (23 of 33)63.6 % (21 of 33)

1. entity 1

TKQKEAVNDK GKAAVVKVVE SQAELYSLEK NEDASLRKLQ ADGRITEEQA KAYKEYNDKN GGANRKVND

Sample #1

Solvent system 90% H2O, 10%D20, Pressure 1 Pa, Temperature 283 K, pH 7.5, Details 900 uM [U-13C; U-15N] ComGC, 50 mM Tris, 50 mM NaCl, 0.25 mM DSS, 90% H2O, 10%D20


#NameIsotope labelingTypeConcentration
1ComGC[U-13C; U-15N]900 uM
2DSSnatural abundance0.25 mM
3NaClnatural abundance50 mM
4Trisnatural abundance50 mM
Sample #2

Solvent system 80% H2O, 20%D20, Pressure 1 Pa, Temperature 283 K, pH 7.5, Details 500 uM [U-13C; U-15N] ComGC, 50 mM Tris, 50 mM NaCl, 0.25 mM DSS, 4 % Hexanol/PEG, 80% H2O, 20%D20


#NameIsotope labelingTypeConcentration
5ComGC[U-13C; U-15N]500 uM
6DSSnatural abundance0.25 mM
7Hexanol/PEGnatural abundance4 %
8NaClnatural abundance50 mM
9Trisnatural abundance50 mM

LACS Plot; CA
Referencing offset: 0.14 ppm, Outliers: 2 Detail
LACS Plot; CB
Referencing offset: 0.14 ppm, Outliers: 2 Detail
LACS Plot; HA
Referencing offset: 0.13 ppm, Outliers: 2 Detail
LACS Plot; CO
Referencing offset: -0.31 ppm, Outliers: 4 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 5NCA, Strand ID: A Detail


Release date
2017-06-25
Citation
Structure of the competence pilus major pilin ComGC in Streptococcus pneumoniae
Muschiol, S., Erlendsson, S., Aschtgen, M.S., Oliveira, V., Schmieder, P., de Lichtenberg, C., Teilum, K., Boesen, T., Akbey, U., Henriques-Normark, B.
J. Biol. Chem. (2017), 292, 14134-14146, PubMed 28659339 , DOI 10.1074/jbc.M117.787671 ,
Related entities 1. Competence protein ComGC, : 3 entities Detail
Experiments performed 16 experiments Detail
NMR combined restraints 6 contents Detail
Keywords ComGC, Pilin, Streptococcus pneumoniae Type IV competence pilin, Type IV pilin, structural protein