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Solution structure of a ultra-high affinity macrocycle bound to HIV-1 TAR RNA
Authors
Shortridge, M.D., Varani, G.
Assembly
DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO/RNA Complex
Entity
1. DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO/RNA Complex, entity 1 (polymer, Thiol state: not present), 14 monomers, 1692.047 Da Detail

XVRTRKGRRI XIXP


2. DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO/RNA Complex, entity 2 (polymer, Thiol state: not present), 29 monomers, 9370.525 Da Detail

GGCAGAUCUG AGCCUGGGAG CUCUCUGCC


Total weight
11062.572 Da
Max. entity weight
9370.525 Da
Source organism
synthetic construct
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete1
Sequence coverage: 69.8 %, Completeness: 62.5 %, Completeness (bb): 63.2 % Detail

Polymer type: polypeptide(L) polyribonucleotide

Total1H13C15N
All62.5 % (380 of 608)57.6 % (193 of 335)71.3 % (176 of 247)42.3 % (11 of 26)
Backbone63.2 % (242 of 383)59.2 % (116 of 196)71.2 % (126 of 177) 0.0 % (0 of 10)
Sidechain59.1 % (139 of 235)55.4 % (77 of 139)63.7 % (51 of 80)68.8 % (11 of 16)
Aromatic92.2 % (118 of 128)92.2 % (59 of 64)100.0 % (48 of 48)68.8 % (11 of 16)
Methyl 0.0 % (0 of 14) 0.0 % (0 of 7) 0.0 % (0 of 7)

1. entity 1

XVRTRKGRRI XIXP

2. entity 2

GGCAGAUCUG AGCCUGGGAG CUCUCUGCC

Sample #1

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 277 K, pH 6.5, Details 1.7 mM DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO, 1.2 mM RNA (29-MER), 0.01 mM EDTA, 20 mM potassium phosphate, 10 mM sodium chloride, 95% H2O/5% D2O


#NameIsotope labelingTypeConcentration
1DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PROnatural abundance1.7 mM
2RNA (29-MER)natural abundance1.2 mM
3EDTAnatural abundance0.01 mM
4potassium phosphatenatural abundance20 mM
5sodium chloridenatural abundance10 mM
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 277 K, pH 6.5, Details 1.7 mM DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO, 1.2 mM RNA (29-MER), 0.01 mM EDTA, 20 mM potassium phosphate, 10 mM sodium chloride, 100% D2O


#NameIsotope labelingTypeConcentration
6DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PROnatural abundance1.7 mM
7RNA (29-MER)natural abundance1.2 mM
8EDTAnatural abundance0.01 mM
9potassium phosphatenatural abundance20 mM
10sodium chloridenatural abundance10 mM
Sample #3

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 277 K, pH 6.5, Details 1.5 mM DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO, 1.0 mM [U-99% 13C; U-99% 15N] RNA (29-MER), 0.01 mM EDTA, 20 mM potassium phosphate, 10 mM sodium chloride, 95% H2O/5% D2O


#NameIsotope labelingTypeConcentration
11DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PROnatural abundance1.5 mM
12RNA (29-MER)[U-99% 13C; U-99% 15N]1.0 mM
13EDTAnatural abundance0.01 mM
14potassium phosphatenatural abundance20 mM
15sodium chloridenatural abundance10 mM
Sample #4

Solvent system 100% D2O, Pressure 1 atm, Temperature 277 K, pH 6.5, Details 1.5 mM DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO, 1.0 mM [U-99% 13C; U-99% 15N] RNA (29-MER), 0.01 mM EDTA, 20 mM potassium phosphate, 10 mM sodium chloride, 100% D2O


#NameIsotope labelingTypeConcentration
16DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PROnatural abundance1.5 mM
17RNA (29-MER)[U-99% 13C; U-99% 15N]1.0 mM
18EDTAnatural abundance0.01 mM
19potassium phosphatenatural abundance20 mM
20sodium chloridenatural abundance10 mM

Chem. Shift Complete2
Sequence coverage: 25.6 %, Completeness: 36.8 %, Completeness (bb): 34.5 % Detail

Polymer type: polypeptide(L) polyribonucleotide

Total1H13C15N
All36.8 % (448 of 1216)39.0 % (261 of 670)35.6 % (176 of 494)21.2 % (11 of 52)
Backbone34.5 % (264 of 766)35.2 % (138 of 392)35.6 % (126 of 354) 0.0 % (0 of 20)
Sidechain39.4 % (185 of 470)44.2 % (123 of 278)31.9 % (51 of 160)34.4 % (11 of 32)
Aromatic46.1 % (118 of 256)46.1 % (59 of 128)50.0 % (48 of 96)34.4 % (11 of 32)
Methyl21.4 % (6 of 28)42.9 % (6 of 14) 0.0 % (0 of 14)

1. entity 1

XVRTRKGRRI XIXP

2. entity 2

GGCAGAUCUG AGCCUGGGAG CUCUCUGCC

Sample #1

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 303 K, pH 6.5, Details 1.7 mM DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO, 1.2 mM RNA (29-MER), 0.01 mM EDTA, 20 mM potassium phosphate, 10 mM sodium chloride, 95% H2O/5% D2O


#NameIsotope labelingTypeConcentration
1DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PROnatural abundance1.7 mM
2RNA (29-MER)natural abundance1.2 mM
3EDTAnatural abundance0.01 mM
4potassium phosphatenatural abundance20 mM
5sodium chloridenatural abundance10 mM
Sample #2

Solvent system 100% D2O, Pressure 1 atm, Temperature 303 K, pH 6.5, Details 1.7 mM DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO, 1.2 mM RNA (29-MER), 0.01 mM EDTA, 20 mM potassium phosphate, 10 mM sodium chloride, 100% D2O


#NameIsotope labelingTypeConcentration
6DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PROnatural abundance1.7 mM
7RNA (29-MER)natural abundance1.2 mM
8EDTAnatural abundance0.01 mM
9potassium phosphatenatural abundance20 mM
10sodium chloridenatural abundance10 mM
Sample #3

Solvent system 95% H2O/5% D2O, Pressure 1 atm, Temperature 303 K, pH 6.5, Details 1.5 mM DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO, 1.0 mM [U-99% 13C; U-99% 15N] RNA (29-MER), 0.01 mM EDTA, 20 mM potassium phosphate, 10 mM sodium chloride, 95% H2O/5% D2O


#NameIsotope labelingTypeConcentration
11DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PROnatural abundance1.5 mM
12RNA (29-MER)[U-99% 13C; U-99% 15N]1.0 mM
13EDTAnatural abundance0.01 mM
14potassium phosphatenatural abundance20 mM
15sodium chloridenatural abundance10 mM
Sample #4

Solvent system 100% D2O, Pressure 1 atm, Temperature 303 K, pH 6.5, Details 1.5 mM DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO, 1.0 mM [U-99% 13C; U-99% 15N] RNA (29-MER), 0.01 mM EDTA, 20 mM potassium phosphate, 10 mM sodium chloride, 100% D2O


#NameIsotope labelingTypeConcentration
16DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PROnatural abundance1.5 mM
17RNA (29-MER)[U-99% 13C; U-99% 15N]1.0 mM
18EDTAnatural abundance0.01 mM
19potassium phosphatenatural abundance20 mM
20sodium chloridenatural abundance10 mM

Protein Blocks Logo
Calculated from 10 models in PDB: 6D2U, Strand ID: A Detail


Release date
2018-08-30
Citation
An ultra-high affinity ligand of HIV-1 TAR reveals the RNA structure recognized by P-TEFb
Shortridge, M.D., Wille, P.T., Jones, A.J., Davidson, A., Bogdanovic, J., Arts, E., Karn, J., Robinson, J.A., Varani, G.
Nucleic Acids Res. (2018), 47, 1523-1531, PubMed 30481318 , DOI 10.1093/nar/gky1197 ,
Related entities 1. DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO/RNA Complex, entity 1, : 1 : 4 : 1 entities Detail
Related entities 2. DAB-VAL-ARG-THR-ARG-LYS-GLY-ARG-ARG-ILE-NOR-ILE-DPR-PRO/RNA Complex, entity 2, : 1 : 13 : 9 : 4 entities Detail
Experiments performed 7 experiments Detail
NMR combined restraints 5 contents Detail
Keywords HIV-1 TAR, Macrocycle inhibitor, P-TEFb, Peptide-RNA complex, RNA, Tat, complex