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NMR structure of TLR4 transmembrane domain (624-670) in DMPG/DHPC bicelles
Authors
Mineev, K.S., Goncharuk, S.A., Goncharuk, M.V., Arseniev, A.S.
Assembly
Toll-like receptor 4
Entity
1. Toll-like receptor 4 (polymer), 48 monomers, 5277.422 Da Detail

MNITSQMNKT IIGVSVLSVL VVSVVAVLVY KFYFHLMLLA GCIKYGRG


Formula weight
5277.422 Da
Source organism
Homo sapiens
Exptl. method
solution NMR
Refine. method
torsion angle dynamics
Data set
assigned_chemical_shifts
Chem. Shift Complete1
Sequence coverage: 100.0 %, Completeness: 95.3 %, Completeness (bb): 97.2 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All95.3 % (545 of 572)95.8 % (277 of 289)94.0 % (218 of 232)98.0 % (50 of 51)
Backbone97.2 % (280 of 288)95.0 % (95 of 100)97.9 % (137 of 140)100.0 % (48 of 48)
Sidechain93.9 % (308 of 328)96.3 % (182 of 189)91.2 % (124 of 136)66.7 % (2 of 3)
Aromatic75.0 % (36 of 48)95.8 % (23 of 24)54.2 % (13 of 24)
Methyl97.6 % (82 of 84)95.2 % (40 of 42)100.0 % (42 of 42)

1. entity 1

MNITSQMNKT IIGVSVLSVL VVSVVAVLVY KFYFHLMLLA GCIKYGRG

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 6.0 (±0.1), Details 0.5 mM [U-13C; U-15N] TLR4-TM, 71 mM DHPC, 29 mM DMPG, 10 mM imidazole, 0.01 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
1DHPCnatural abundance71 (±1.0) mM
2DMPGnatural abundance29 (±1.0) mM
3TLR4-TM[U-13C; U-15N]0.5 (±0.05) mM
4imidazolenatural abundance10 mM
5sodium azidenatural abundance0.01 %
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 6.0 (±0.1), Details 0.5 mM [U-13C; U-15N] TLR4-TM, 71 mM DHPC, 29 mM DMPC, 10 mM imidazole, 0.01 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
6DHPCnatural abundance71 (±1.0) mM
7DMPCnatural abundance29 (±1.0) mM
8TLR4-TM[U-13C; U-15N]0.5 (±0.05) mM
9imidazolenatural abundance10 mM
10sodium azidenatural abundance0.01 %
Sample #3

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 6.0 (±0.1), Details 0.5 mM [U-13C; U-15N] TLR4-TM, 50 mM [U-2H] DPC, 10 mM imidazole, 0.01 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
11DPC[U-2H]50 (±1.0) mM
12TLR4-TM[U-13C; U-15N]0.5 (±0.05) mM
13imidazolenatural abundance10 mM
14sodium azidenatural abundance0.01 %

Chem. Shift Complete2
Sequence coverage: 100.0 %, Completeness: 94.5 %, Completeness (bb): 97.6 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All94.5 % (1081 of 1144)94.8 % (548 of 578)93.8 % (435 of 464)96.1 % (98 of 102)
Backbone97.6 % (562 of 576)95.0 % (190 of 200)98.6 % (276 of 280)100.0 % (96 of 96)
Sidechain92.2 % (605 of 656)94.7 % (358 of 378)90.1 % (245 of 272)33.3 % (2 of 6)
Aromatic71.9 % (69 of 96)93.8 % (45 of 48)50.0 % (24 of 48)
Methyl98.8 % (166 of 168)97.6 % (82 of 84)100.0 % (84 of 84)

1. entity 1

MNITSQMNKT IIGVSVLSVL VVSVVAVLVY KFYFHLMLLA GCIKYGRG

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 6.0 (±0.1), Details 0.5 mM [U-13C; U-15N] TLR4-TM, 71 mM DHPC, 29 mM DMPG, 10 mM imidazole, 0.01 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
1DHPCnatural abundance71 (±1.0) mM
2DMPGnatural abundance29 (±1.0) mM
3TLR4-TM[U-13C; U-15N]0.5 (±0.05) mM
4imidazolenatural abundance10 mM
5sodium azidenatural abundance0.01 %
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 6.0 (±0.1), Details 0.5 mM [U-13C; U-15N] TLR4-TM, 71 mM DHPC, 29 mM DMPC, 10 mM imidazole, 0.01 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
6DHPCnatural abundance71 (±1.0) mM
7DMPCnatural abundance29 (±1.0) mM
8TLR4-TM[U-13C; U-15N]0.5 (±0.05) mM
9imidazolenatural abundance10 mM
10sodium azidenatural abundance0.01 %
Sample #3

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 6.0 (±0.1), Details 0.5 mM [U-13C; U-15N] TLR4-TM, 50 mM [U-2H] DPC, 10 mM imidazole, 0.01 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
11DPC[U-2H]50 (±1.0) mM
12TLR4-TM[U-13C; U-15N]0.5 (±0.05) mM
13imidazolenatural abundance10 mM
14sodium azidenatural abundance0.01 %

Chem. Shift Complete3
Sequence coverage: 100.0 %, Completeness: 93.8 %, Completeness (bb): 97.2 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All93.8 % (1610 of 1716)94.0 % (815 of 867)93.2 % (649 of 696)95.4 % (146 of 153)
Backbone97.2 % (840 of 864)94.7 % (284 of 300)98.1 % (412 of 420)100.0 % (144 of 144)
Sidechain91.3 % (898 of 984)93.7 % (531 of 567)89.5 % (365 of 408)22.2 % (2 of 9)
Aromatic71.5 % (103 of 144)93.1 % (67 of 72)50.0 % (36 of 72)
Methyl98.0 % (247 of 252)96.8 % (122 of 126)99.2 % (125 of 126)

1. entity 1

MNITSQMNKT IIGVSVLSVL VVSVVAVLVY KFYFHLMLLA GCIKYGRG

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 6.0 (±0.1), Details 0.5 mM [U-13C; U-15N] TLR4-TM, 71 mM DHPC, 29 mM DMPG, 10 mM imidazole, 0.01 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
1DHPCnatural abundance71 (±1.0) mM
2DMPGnatural abundance29 (±1.0) mM
3TLR4-TM[U-13C; U-15N]0.5 (±0.05) mM
4imidazolenatural abundance10 mM
5sodium azidenatural abundance0.01 %
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 6.0 (±0.1), Details 0.5 mM [U-13C; U-15N] TLR4-TM, 71 mM DHPC, 29 mM DMPC, 10 mM imidazole, 0.01 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
6DHPCnatural abundance71 (±1.0) mM
7DMPCnatural abundance29 (±1.0) mM
8TLR4-TM[U-13C; U-15N]0.5 (±0.05) mM
9imidazolenatural abundance10 mM
10sodium azidenatural abundance0.01 %
Sample #3

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 6.0 (±0.1), Details 0.5 mM [U-13C; U-15N] TLR4-TM, 50 mM [U-2H] DPC, 10 mM imidazole, 0.01 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
11DPC[U-2H]50 (±1.0) mM
12TLR4-TM[U-13C; U-15N]0.5 (±0.05) mM
13imidazolenatural abundance10 mM
14sodium azidenatural abundance0.01 %

Protein Blocks Logo
Calculated from 10 models in PDB: 5NAM, Strand ID: A Detail


Release date
2017-08-27
Citation
Spatial structure of TLR4 transmembrane domain in bicelles provides the insight into the receptor activation mechanism
Mineev, K.S., Goncharuk, S.A., Goncharuk, M.V., Volynsky, P.E., Novikova, E.V., Aresinev, A.S.
Sci. Rep. (2017), 7, 6864-6864, PubMed 28761155 , DOI 10.1038/s41598-017-07250-4 ,
Related entities 1. Toll-like receptor 4, : 14 entities Detail
Experiments performed 12 experiments Detail
NMR combined restraints 7 contents Detail
Keywords PROTEIN, PROTEIN RECEPTOR, Toll-like receptor, signaling protein, transmembrane domain