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Solution NMR structure of a quiet outer membrane protein G Nanopore (OmpG mutant: Delta-L6-D215)
Authors
Sanganna Gari, R.R., Seelheim, P., Liang, B., Tamm, L.K.
Assembly
Outer membrane protein G
Entity
1. Outer membrane protein G (polymer, Thiol state: not present), 271 monomers, 31473.78 Da Detail

EERNDWHFNI GAMYEIENVE GYGEDMDGLA EPSVYFNAAN GPWRIALAYY QEGPVDYSAG KRGTWFDRPE LEVHYQFLEN DDFSFGLTGG FRNYGYHYVD EPGKDTANMQ RWKIAPDWDV KLTDDLRFNG WLSMYKFAND LNTTGYADTR VETETGLQYT FNETVALRVN YYLERGFNMD DSRNNGEFST QEIRAYLPLT LGNHSVTPYT RIGLRWSNGE GHDFNRVGLF YGYDFQNGLS VSLEYAFEWQ DHDEGDSDKF HYAGVGVNYS F


Formula weight
31473.78 Da
Source organism
Escherichia coli K-12
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 95.6 %, Completeness: 42.1 %, Completeness (bb): 76.4 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All42.1 % (1334 of 3171)21.4 % (350 of 1634)59.9 % (742 of 1238)80.9 % (242 of 299)
Backbone76.4 % (1230 of 1610)48.6 % (273 of 562)92.0 % (722 of 785)89.4 % (235 of 263)
Sidechain17.6 % (317 of 1804) 6.8 % (73 of 1072)34.2 % (238 of 696)16.7 % (6 of 36)
Aromatic 1.7 % (8 of 480) 1.7 % (4 of 240) 0.0 % (0 of 232)50.0 % (4 of 8)
Methyl19.0 % (41 of 216)14.8 % (16 of 108)23.1 % (25 of 108)

1. entity 1

EERNDWHFNI GAMYEIENVE GYGEDMDGLA EPSVYFNAAN GPWRIALAYY QEGPVDYSAG KRGTWFDRPE LEVHYQFLEN DDFSFGLTGG FRNYGYHYVD EPGKDTANMQ RWKIAPDWDV KLTDDLRFNG WLSMYKFAND LNTTGYADTR VETETGLQYT FNETVALRVN YYLERGFNMD DSRNNGEFST QEIRAYLPLT LGNHSVTPYT RIGLRWSNGE GHDFNRVGLF YGYDFQNGLS VSLEYAFEWQ DHDEGDSDKF HYAGVGVNYS F

Sample

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 6.3, Details 1 mM [U-13C; U-15N; U-2H] OmpG delta-L6-D215 mutant, 200 mM DPC, 25 mM Bis-Tris, 50 mM sodium chloride, 0.05 % w/v sodium azide, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1OmpG delta-L6-D215 mutant[U-13C; U-15N; U-2H]1 mM
2DPCnatural abundance200 mM
3Bis-Trisnatural abundance25 mM
4sodium chloridenatural abundance50 mM
5sodium azidenatural abundance0.05 % w/v

LACS Plot; CA
Referencing offset: 0.31 ppm, Outliers: 2 Detail
LACS Plot; CB
Referencing offset: 0.31 ppm, Outliers: 2 Detail
LACS Plot; CO
Referencing offset: 0.8 ppm, Outliers: 1 Detail
Protein Blocks Logo
Calculated from 10 models in PDB: 6OQH, Strand ID: A Detail


Release date
2019-05-27
Citation
Quiet Outer Membrane Protein G (OmpG) Nanopore for Biosensing
Sanganna Gari, R.R., Seelheim, P., Liang, B., Tamm, L.K.
ACS. Sens. (2019), 4, 1230-1235, PubMed 30990011 , DOI 10.1021/acssensors.8b01645 ,
Related entities 1. Outer membrane protein G, : 1 : 11 entities Detail
Interaction partners 1. Outer membrane protein G, : 3 interactors Detail
Experiments performed 7 experiments Detail
Chemical shift validation 3 contents Detail
Keywords MEMBRANE PROTEIN, Outer membrane protein b-barrel Solution NMR