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Novel dimeric structure of phage phi29-encoded protein p56: Insights into Uracil-DNA glycosylase inhibition
Authors
Asensio, J., Perez-Lago, L., M. Lazaro, J., Gonzalez, C., Serrano-Heras, G., Salas, M.
Assembly
Uracil-DNA glycosylase inhibitor p56
Entity
1. Uracil-DNA glycosylase inhibitor p56 (polymer, Thiol state: not present), 56 monomers, 6565.261 × 2 Da Detail

MVQNDFVDSY DVTMLLQDDD GKQYYEYHKG LSLSDFEVLY GNTADEIIKL RLDKVL


Total weight
13130.522 Da
Max. entity weight
6565.261 Da
Source organism
Bacillus virus phi29
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 92.6 %, Completeness (bb): 96.5 % Detail

Polymer type: polypeptide(L)

Total1H15N
All92.6 % (375 of 405)92.2 % (317 of 344)95.1 % (58 of 61)
Backbone96.5 % (165 of 171)97.4 % (112 of 115)94.6 % (53 of 56)
Sidechain89.7 % (210 of 234)89.5 % (205 of 229)100.0 % (5 of 5)
Aromatic56.3 % (18 of 32)56.3 % (18 of 32)
Methyl100.0 % (33 of 33)100.0 % (33 of 33)

1. p56

MVQNDFVDSY DVTMLLQDDD GKQYYEYHKG LSLSDFEVLY GNTADEIIKL RLDKVL

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 308 K, pH 5


#NameIsotope labelingTypeConcentration
1p56natural abundance0.5 mM
2sodium chloridenatural abundance100 mM
3potassium phosphatenatural abundance10 mM
4H2Onatural abundance90 %
5D2Onatural abundance90 %
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 308 K, pH 5


#NameIsotope labelingTypeConcentration
6p56[U-98% 13C; U-98% 15N]0.5 mM
7sodium chloridenatural abundance100 mM
8potassium phosphatenatural abundance10 mM
9H2Onatural abundance90 %
10D2Onatural abundance90 %
Sample #3

Solvent system 100% D2O, Pressure 1 atm, Temperature 308 K, pH 5


#NameIsotope labelingTypeConcentration
11p56natural abundance0.5 mM
12sodium chloridenatural abundance100 mM
13potassium phosphatenatural abundance10 mM
14H2Onatural abundance90 %
15D2Onatural abundance90 %

Protein Blocks Logo
Calculated from 20 models in PDB: 2LE2, Strand ID: A, B Detail


Release date
2012-02-21
Citation
Novel dimeric structure of phage φ29-encoded protein p56: insights into uracil-DNA glycosylase inhibition
Asensio, J., Perez-Lago, L., Lazaro, J.M., Gonzalez, C., Serrano-Heras, G., Salas, M.
Nucleic Acids Res. (2011), 39, 9779-9788, PubMed 21890898 , DOI 10.1093/nar/gkr667 ,
Related entities 1. Uracil-DNA glycosylase inhibitor p56, : 1 : 1 : 8 entities Detail
Experiments performed 7 experiments Detail
NMR combined restraints 3 contents Detail
Keywords Bacillus subtilis, DNA mimicry, p56 solution structure, phage phi29, UDG inhibition