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NMR assignment and structure of a peptide derived from the trans-membrane region of HIV-1 gp41 in the presence of hexafluoroisopropanol
Authors
Serrano, S., Apellaniz, B., Huarte, N.L., Nieva, J.L., Jimenez, M.
Assembly
peptide derived from the trans-membrane region of HIV-1 gp41
Entity
1. peptide derived from the trans-membrane region of HIV-1 gp41 (polymer, Thiol state: not present), 27 monomers, 2999.870 Da Detail

KKKLFIMIVG GLVGLRIVFA VLSIKKK


Formula weight
2999.87 Da
Source organism
Human immunodeficiency virus
Exptl. method
solution NMR
Refine. method
torsion angle dynamics, molecular dynamics
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 100.0 %, Completeness: 83.5 %, Completeness (bb): 79.3 % Detail

Polymer type: polypeptide(L)

Total1H13C
All83.5 % (274 of 328)96.2 % (179 of 186)66.9 % (95 of 142)
Backbone79.3 % (107 of 135)96.5 % (55 of 57)66.7 % (52 of 78)
Sidechain88.0 % (191 of 217)96.1 % (124 of 129)76.1 % (67 of 88)
Aromatic45.0 % (9 of 20)90.0 % (9 of 10) 0.0 % (0 of 10)
Methyl94.0 % (47 of 50)100.0 % (25 of 25)88.0 % (22 of 25)

1. TMDp

KKKLFIMIVG GLVGLRIVFA VLSIKKK

Sample

Solvent system hexafluoroisopropanol/water, Pressure 1 atm, Temperature 298 K, pH 7.0


#NameIsotope labelingTypeConcentration
1TMDpnatural abundance0.5 mM
2H2Onatural abundance67.5 %
3D2O[U-100% 2H]7.5 %
4hexafluoroisopropanolnatural abundance25 %
5HEPESnatural abundance2 mM
6DSSnatural abundance0.1 mM

Protein Blocks Logo
Calculated from 20 models in PDB: 2MG1, Strand ID: A Detail


Release date
2015-03-22
Citation
The Atomic Structure of the HIV-1 gp41 Transmembrane Domain and its Connection to the Inmmunogenic Membrane-proximal External Region
Serrano, S., Apellaniz, B., Huarte, N., Jimenez, M., Nieva, J.L.
Not known
Related entities 1. peptide derived from the trans-membrane region of HIV-1 gp41, : 1 : 2 : 48 entities Detail
Interaction partners 1. peptide derived from the trans-membrane region of HIV-1 gp41, : 8 interactors Detail
Experiments performed 4 experiments Detail
NMR combined restraints 4 contents Detail
Keywords HIV-1 gp41 protein, neutralizing epitope, peptide, transmembrane domain