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Structure for the N-terminus of chromosomal replication initiation protein dnaA from M. genitalium
Authors
Lowery, T.J., Pelton, J.G., Wemmer, D.E.
Assembly
N-term of dnaA
Entity
1. N-term of dnaA (polymer, Thiol state: not present), 100 monomers, 11855.20 Da Detail

MEQFNAFKSL LKKHYEKTIG FHDKYIKDIN RFVFKNNVLL ILLENEFARN SLNDNSEIIH LAESLYEGIK SVNFVNEQDF FFNLAKLEEN SRDTLYQNSG


Formula weight
11855.2 Da
Source organism
Mycoplasma genitalium
Exptl. method
solution NMR
Refine. method
torsion angle dynamics
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 99.0 %, Completeness: 81.6 %, Completeness (bb): 95.8 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All81.6 % (1025 of 1256)78.4 % (514 of 656)84.9 % (411 of 484)86.2 % (100 of 116)
Backbone95.8 % (575 of 600)96.6 % (196 of 203)94.3 % (280 of 297)99.0 % (99 of 100)
Sidechain72.4 % (545 of 753)70.2 % (318 of 453)79.6 % (226 of 284) 6.3 % (1 of 16)
Aromatic36.8 % (53 of 144)40.3 % (29 of 72)33.3 % (24 of 72)
Methyl95.2 % (99 of 104)94.2 % (49 of 52)96.2 % (50 of 52)

1. N dnaA

MEQFNAFKSL LKKHYEKTIG FHDKYIKDIN RFVFKNNVLL ILLENEFARN SLNDNSEIIH LAESLYEGIK SVNFVNEQDF FFNLAKLEEN SRDTLYQNSG

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 (±2) K, pH 6.8 (±0.2), Details uniformly 15N-labeled


#NameIsotope labelingTypeConcentration
1N_dnaA[U-100% 15N]0.75 (±0.2) mM
2sodium phosphate50 (±10.0) mM
3sodium chloride100 (±10.0) mM
4EDTA2 (±1.0) mM
5sodium azide0.05 (±0.01) %
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 (±2) K, pH 6.8 (±0.2), Details uniformly 13C/15N-labeled


#NameIsotope labelingTypeConcentration
6N_dnaA[U-98% 13C; U-98% 15N]0.75 (±0.2) mM
7sodium phosphate50 (±10.0) mM
8sodium chloride100 (±10.0) mM
9EDTA2 (±1.0) mM
10sodium azide0.05 (±0.01) %
Sample #3

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 (±2) K, pH 6.8 (±0.2), Details unlabeled


#NameIsotope labelingTypeConcentration
11N_dnaAnatural abundance0.75 (±0.2) mM
12sodium phosphate50 (±10.0) mM
13sodium chloride100 (±10.0) mM
14EDTA2 (±1.0) mM
15sodium azide0.05 (±0.01) %
Sample #4

Solvent system 100% D2O, Pressure 1 atm, Temperature 298 (±2) K, pH 6.8 (±0.2), Details unlabeled


#NameIsotope labelingTypeConcentration
16N_dnaA[U-98% 13C; U-98% 15N]0.75 (±0.2) mM
17sodium phosphate50 (±10.0) mM
18sodium chloride100 (±10.0) mM
19EDTA2 (±1.0) mM
20sodium azide0.05 (±0.01) %
Sample #5

Solvent system 100% D2O, Pressure 1 atm, Temperature 298 (±2) K, pH 6.8 (±0.2), Details 10% 13C labeled


#NameIsotope labelingTypeConcentration
21N_dnaA[10% 13C]0.75 (±0.2) mM
22sodium phosphatenatural abundance50 (±10.0) mM
23sodium chloridenatural abundance100 (±10.0) mM
24EDTAnatural abundance2 (±1.0) mM
25sodium azidenatural abundance0.05 (±0.01) %

LACS Plot; CA
Referencing offset: -0.04 ppm, Outliers: 3 Detail
LACS Plot; CB
Referencing offset: -0.04 ppm, Outliers: 3 Detail
LACS Plot; HA
Referencing offset: 0.03 ppm, Outliers: 1 Detail
LACS Plot; CO
Referencing offset: 0.16 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 20 models in PDB: 2JMP, Strand ID: A Detail


Release date
2007-10-15
Citation
NMR structure of the N-terminal domain of the replication initiator protein DnaA
Lowery, T.J., Pelton, J.G., Chandonia, J., Kim, R., Yokota, H., Wemmer, D.E.
J. Struct. Funct. Genomics (2007), 8, 11-17, PubMed 17680349 , DOI 10.1007/s10969-007-9022-7 ,
Related entities 1. N-term of dnaA, : 1 : 1 : 1 entities Detail
Experiments performed 23 experiments Detail
NMR combined restraints 7 contents Detail
Keywords bacteria, DNA replication, solution structure, domain, N-terminal, protein