2K95

Solution structure of the wild-type P2B-P3 pseudoknot of human telomerase RNA


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
12D 11ECHO NOESY1 mM PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 95 % H2O, 5 % D2O95% H2O/5% D2O6.3ambient283
22D watergate NOESY1 mM PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 95 % H2O, 5 % D2O95% H2O/5% D2O6.3ambient283
32D 1H-13C S3CT HSQC1 mM [U-98% 13C; U-98% 15N] PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 100 % D2O100% D2O6.3ambient293
42D 1H-13C HSQC1 mM [U-13C; U-15N]-Ade, [U-13C; U-15N]-Ura PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 100 % D2O, 0.2 % sodium azide100% D2O6.3ambient293
52D 1H-13C HSQC1 mM [U-13C; U-15N]-Gua, [U-13C; U-15N]-Cyt PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 100 % D2O, 0.2 % sodium azide100% D2O6.3ambient293
62D 15N CPMG NOESY1 mM [U-98% 13C; U-98% 15N] PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 95 % H2O, 5 % D2O95% H2O/5% D2O6.3ambient283
72D TOCSY1 mM PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 100 % D2O100% D2O6.3ambient293
82D 15N HMQC1 mM [U-98% 13C; U-98% 15N] PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 95 % H2O, 5 % D2O95% H2O/5% D2O6.3ambient283
92D NOESY1 mM [U-13C; U-15N]-Ade, [U-13C; U-15N]-Ura PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 100 % D2O, 0.2 % sodium azide100% D2O6.3ambient293
102D NOESY1 mM [U-13C; U-15N]-Gua, [U-13C; U-15N]-Cyt PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 100 % D2O, 0.2 % sodium azide100% D2O6.3ambient293
112D JNN-HNN COSY1 mM [U-98% 13C; U-98% 15N] PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 95 % H2O, 5 % D2O95% H2O/5% D2O6.3ambient283
122D HCCH COSY1 mM [U-98% 13C; U-98% 15N] PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 100 % D2O100% D2O6.3ambient293
133D HCCH-TOCSY1 mM [U-98% 13C; U-98% 15N] PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 100 % D2O100% D2O6.3ambient293
142D 13C filtered/edited NOESYs1 mM [U-98% 13C; U-98% 15N] PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 100 % D2O100% D2O6.3ambient293
153D 13C HSQC NOESY1 mM [U-98% 13C; U-98% 15N] PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 100 % D2O100% D2O6.3ambient293
162D 1H-15N HSQC1 mM [U-98% 13C; U-98% 15N] PKWT, 10 mM sodium phosphate, 200 mM potassium chloride, 50 uM EDTA, 95 % H2O, 5 % D2O95% H2O/5% D2O6.3ambient283
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1BrukerDRX500
2BrukerDRX600
3BrukerAVANCE800
NMR Refinement
MethodDetailsSoftware
simulated annealingX-PLOR NIH
NMR Ensemble Information
Conformer Selection Criteriastructures with the lowest energy
Conformers Calculated Total Number200
Conformers Submitted Total Number20
Representative Model1 (lowest energy)
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1structure solutionX-PLOR NIH2.9.8Schwieters, Kuszewski, Tjandra and Clore
2refinementX-PLOR NIH2.9.8Schwieters, Kuszewski, Tjandra and Clore
3data analysisMOLMOL2K.2Koradi, Billeter and Wuthrich
4data analysisSparkyGoddard
5chemical shift assignmentSparkyGoddard
6chemical shift assignmentXwinNMR3.5Bruker Biospin
7processingXwinNMR3.5Bruker Biospin
8collectionXwinNMR3.5Bruker Biospin