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Solution NMR structure of the unmyristoylated feline immunodeficiency virus matrix protein
Authors
Brown, J.B., Summers, H.R., Brown, L.A., Marchant, J., Canova, P.N., O'Hern, C.T., Abbott, S.T., Nyaunu, C., Maxwell, S., Johnson, T., Moser, M.B., Carter, H., Ablan, S., Freed, E.O., Summers, M.F.
Assembly
Matrix protein
Entity
1. Matrix protein (polymer), 126 monomers, 13962.80 Da Detail

GNGQGRDWKM AIKRCSNVAV GVGGKSKKFG EGNFRWAIRM ANVSTGREPG DIPETLDQLR LVICDLQERR EKFGSSKEID MAIVTLKVFA VAGLLNMTVS TAAAAENMYS QMGLDTRPHH HHHHHH


Formula weight
13962.8 Da
Source organism
Feline immunodeficiency virus
Exptl. method
solution NMR
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 93.7 %, Completeness: 75.4 %, Completeness (bb): 88.7 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All75.4 % (1086 of 1441)66.7 % (497 of 745)83.9 % (463 of 552)87.5 % (126 of 144)
Backbone88.7 % (665 of 750)83.6 % (219 of 262)91.0 % (332 of 365)92.7 % (114 of 123)
Sidechain65.2 % (524 of 804)57.6 % (278 of 483)78.0 % (234 of 300)57.1 % (12 of 21)
Aromatic42.3 % (44 of 104)38.5 % (20 of 52)44.0 % (22 of 50)100.0 % (2 of 2)
Methyl77.8 % (98 of 126)77.8 % (49 of 63)77.8 % (49 of 63)

1. entity 1

GNGQGRDWKM AIKRCSNVAV GVGGKSKKFG EGNFRWAIRM ANVSTGREPG DIPETLDQLR LVICDLQERR EKFGSSKEID MAIVTLKVFA VAGLLNMTVS TAAAAENMYS QMGLDTRPHH HHHHHH

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 8, Details 50 mM sodium phosphate, 10 mM DTT, 5 mM sodium chloride, 4 g/L glucose, 1 g/L [U-99% 15N] ammonium chloride, 300 uM [U-15N] Unmyristoylated Feline Immunodeficiency Virus Matrix Protein, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
1sodium phosphatenatural abundance50 mM
2DTTnatural abundance10 mM
3sodium chloridenatural abundance5 mM
4glucosenatural abundance4 g/L
5ammonium chloride[U-99% 15N]1 g/L
6Unmyristoylated Feline Immunodeficiency Virus Matrix Protein[U-15N]300 uM
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 298 K, pH 8, Details 50 mM sodium phosphate, 10 mM [U-98% 2H] DTT, 5 mM sodium chloride, 300 uM Unmyristoylated Feline Immunodeficiency Virus Matrix Protein, 100% D2O


#NameIsotope labelingTypeConcentration
7sodium phosphatenatural abundance50 mM
8DTT[U-98% 2H]10 mM
9sodium chloridenatural abundance5 mM
10Unmyristoylated Feline Immunodeficiency Virus Matrix Proteinnatural abundance300 uM
Sample #3

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 298 K, pH 8, Details 50 mM sodium phosphate, 10 mM DTT, 5 mM sodium chloride, 4 g/L [U-99% 13C] glucose, 1 g/L [U-99% 15N] ammonium chloride, 300 uM [U-13C; U-15N] Unmyristoylated Feline Immunodeficiency Virus Matrix Protein, 90% H2O/10% D2O


#NameIsotope labelingTypeConcentration
11sodium phosphatenatural abundance50 mM
12DTTnatural abundance10 mM
13sodium chloridenatural abundance5 mM
14glucose[U-99% 13C]4 g/L
15ammonium chloride[U-99% 15N]1 g/L
16Unmyristoylated Feline Immunodeficiency Virus Matrix Protein[U-13C; U-15N]300 uM
Sample #4

Solvent system 100% D2O, Pressure 1 atm, Temperature 298 K, pH 8, Details 50 mM sodium phosphate, 10 mM [U-98% 2H] DTT, 5 mM sodium chloride, 4 g/L [U-99% 13C] glucose, 1 g/L ammonium chloride, 300 uM [U-13C] Unmyristoylated Feline Immunodeficiency Virus Matrix Protein, 100% D2O


#NameIsotope labelingTypeConcentration
17sodium phosphatenatural abundance50 mM
18DTT[U-98% 2H]10 mM
19sodium chloridenatural abundance5 mM
20glucose[U-99% 13C]4 g/L
21ammonium chloridenatural abundance1 g/L
22Unmyristoylated Feline Immunodeficiency Virus Matrix Protein[U-13C]300 uM

Release date
2020-04-06
Citation
Structural and Mechanistic Studies of the Rare Myristoylation Signal of the Feline Immunodeficiency Virus
Brown, J.B., Summers, H.R., Brown, L.A., Marchant, J., Canova, P.N., O'Hern, C.T., Abbott, S.T., Nyaunu, C., Maxwell, S., Johnson, T., Moser, M.B., Carter, H., Ablan, S., Freed, E.O., Summers, M.F.
J. Mol. Biol. (2020), 432, 4076-4091, PubMed 32442659 , DOI 10.1016/j.jmb.2020.05.008 ,
Related entities 1. Matrix protein, : 1 : 3 : 6 entities Detail
Experiments performed 18 experiments Detail
Chemical shift validation 3 contents Detail
Keywords FIV, VIRAL PROTEIN