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EphA2 dimeric structure in the lipidic bicelle at pH 5.0
Authors
Mayzel, M.L., Bocharov, E.V., Areniev, A.S.
Assembly
EphA2 TM dimer
Entity
1. EphA2 TM dimer (polymer, Thiol state: not present), 41 monomers, 4278.009 × 2 Da Detail

EFQTLSPEGS GNLAVIGGVA VGVVLLLVLA GVGFFIHRRR K


Total weight
8556.018 Da
Max. entity weight
4278.009 Da
Source organism
Homo sapiens
Exptl. method
solution NMR
Refine. method
TORSION ANGLE DYNAMICS, molecular dynamics, TORSION ANGLE DYNAMICS
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 94.4 %, Completeness (bb): 97.5 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All94.4 % (438 of 464)94.5 % (223 of 236)93.5 % (174 of 186)97.6 % (41 of 42)
Backbone97.5 % (238 of 244)98.9 % (87 of 88)96.6 % (112 of 116)97.5 % (39 of 40)
Sidechain92.1 % (234 of 254)91.9 % (136 of 148)92.3 % (96 of 104)100.0 % (2 of 2)
Aromatic58.8 % (20 of 34)58.8 % (10 of 17)58.8 % (10 of 17)
Methyl100.0 % (68 of 68)100.0 % (34 of 34)100.0 % (34 of 34)

1. EphA2 TM

EFQTLSPEGS GNLAVIGGVA VGVVLLLVLA GVGFFIHRRR K

Sample #1

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 313 K, pH 5, Details peptide in DHPC/DMPC bicelles


#NameIsotope labelingTypeConcentration
1EphA2_TM[U-95% 13C; U-95% 15N]protein3 mM
2DHPC[U-2H]lipid96 mM
3DMPC[U-2H]lipid24 mM
4NaN3natural abundance1.5 mM
5EDTAnatural abundance1 mM
6phosphate buffernatural abundancebuffer10 mM
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 313 K, pH 5, Details peptide in DHPC/DMPC bicelles


#NameIsotope labelingTypeConcentration
7EphA2_TM[U-95% 15N]protein3 mM
8DHPC[U-2H]lipid96 mM
9DMPC[U-2H]lipid24 mM
10NaN3natural abundance1.5 mM
11EDTAnatural abundance1 mM
12phosphate buffernatural abundancebuffer10 mM
Sample #3

Solvent system 100% D2O, Pressure 1 atm, Temperature 313 K, pH 5, Details peptide in DHPC/DMPC bicelles


#NameIsotope labelingTypeConcentration
13EphA2_TM[U-95% 13C; U-95% 15N]protein1.5 mM
14DHPC[U-2H]lipid96 mM
15DMPC[U-2H]lipid24 mM
16NaN3natural abundance1.5 mM
17EDTAnatural abundance1 mM
18phosphate buffernatural abundancebuffer10 mM
19EphA2_TMnatural abundanceprotein1.5 mM

Protein Blocks Logo
Calculated from 17 models in PDB: 2K9Y, Strand ID: A, B Detail


Release date
2010-05-05
Citation
Left-handed dimer of EphA2 transmembrane domain: Helix packing diversity among receptor tyrosine kinases
Bocharov, E.V., Mayzel, M.L., Volynsky, P.E., Mineev, K.S., Tkach, E.N., Ermolyuk, Y.S., Schulga, A.A., Efremov, R.G., Arseniev, A.S.
Biophys. J. (2010), 98, 881-889, PubMed 20197042 , DOI 10.1016/j.bpj.2009.11.008 ,
Related entities 1. EphA2 TM dimer, : 1 : 2 : 64 entities Detail
Interaction partners 1. EphA2 TM dimer, : 24 interactors Detail
Experiments performed 16 experiments Detail
NMR combined restraints 5 contents Detail
Keywords dimeric transmembrane domain, ephrin receptor, membrane protein, receptor tyrosine kinase