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NMR structure of the RNA polymerase alpha subunit C-terminal domain from Helicobacter pylori
Authors
Borin, B.N., Krezel, A.M.
Assembly
RNAP alpha subunit CTD
Entity
1. RNAP alpha subunit CTD (polymer, Thiol state: all free), 126 monomers, 14134.70 Da Detail

MRGSHHHHHH GSLGVFGERP IANTEYSGDY AQRDDAKDLS AKIESMNLSA RCFNCLDKIG IKYVGELVLM SEEELKGVKN MGKKSYDEIA EKLNDLGYPV GTELSPEQRE SLKKRLEKLE DKGGND


Formula weight
14134.7 Da
Source organism
Helicobacter pylori
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 92.9 %, Completeness: 78.1 %, Completeness (bb): 77.3 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All78.1 % (1131 of 1448)84.0 % (641 of 763)67.5 % (374 of 554)88.5 % (116 of 131)
Backbone77.3 % (580 of 750)87.8 % (230 of 262)65.5 % (239 of 365)90.2 % (111 of 123)
Sidechain80.5 % (653 of 811)82.0 % (411 of 501)78.5 % (237 of 302)62.5 % (5 of 8)
Aromatic26.2 % (22 of 84)52.4 % (22 of 42) 0.0 % (0 of 42)
Methyl96.3 % (104 of 108)96.3 % (52 of 54)96.3 % (52 of 54)

1. RNAP alpha subunit CTD

MRGSHHHHHH GSLGVFGERP IANTEYSGDY AQRDDAKDLS AKIESMNLSA RCFNCLDKIG IKYVGELVLM SEEELKGVKN MGKKSYDEIA EKLNDLGYPV GTELSPEQRE SLKKRLEKLE DKGGND

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 273 K, pH 7.3, Details 15N labeled


#NameIsotope labelingTypeConcentration
1RNAP alpha subunit CTD[U-15N]1 mM
2potassium phosphatenatural abundance25 mM
3potassium chloridenatural abundance225 mM
4TCEPnatural abundance1 mM
5H2Onatural abundance90 %
6D2Onatural abundance10 %
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 273 K, pH 7.3, Details 15N,13C labeled


#NameIsotope labelingTypeConcentration
7RNAP alpha subunit CTD[U-13C; U-15N]1 mM
8potassium phosphatenatural abundance25 mM
9potassium chloridenatural abundance225 mM
10TCEPnatural abundance1 mM
11H2Onatural abundance90 %
12D2Onatural abundance10 %

LACS Plot; CA
Referencing offset: -0.22 ppm, Outliers: 1 Detail
LACS Plot; CB
Referencing offset: -0.22 ppm, Outliers: 1 Detail
LACS Plot; HA
Referencing offset: 0.08 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 15 models in PDB: 2MAX, Strand ID: A Detail


Release date
2014-02-12
Citation
Helicobacter pylori RNA polymerase α-subunit C-terminal domain shows features unique to ɛ-proteobacteria and binds NikR/DNA complexes
Borin, B.N., Tang, W., Krezel, A.M.
Protein Sci. (2014), 23, 454-463, PubMed 24442709 , DOI 10.1002/pro.2427 ,
Related entities 1. RNAP alpha subunit CTD, : 1 : 3 : 11 entities Detail
Interaction partners 1. RNAP alpha subunit CTD, : 2 interactors Detail
Experiments performed 5 experiments Detail
NMR combined restraints 3 contents Detail
Keywords DNA-DIRECTED RNA POLYMERASE, HELICOBACTER PYLORI, HP1293, JHP1213, NMR, NUCLEOTIDYLTRANSFERASE, RNA POLYMERASE ALPHA SUBUNIT, RPOA, TRANSCRIPTION, TRANSFERASE