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Solution structure of the zinc fingers 1 and 2 of MBNL1 in complex with human cardiac troponin T pre-mRNA
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC 0.4 mM [U-98% 13C; U-98% 15N] Zinc fingers 1 and 2 of MBNL1, 0.4 mM unlabeled RNA (5'-R(P*GP*UP*CP*UP*CP*GP*CP*UP*UP*UP*UP*CP*CP*CP*C)-3') 90% H2O/10% D2O 100 mM NaCl mM 7.0 1 atm 298 Bruker AVANCE 600 2 2D 1H-13C HSQC 0.4 mM [U-98% 13C; U-98% 15N] Zinc fingers 1 and 2 of MBNL1, 0.4 mM unlabeled RNA (5'-R(P*GP*UP*CP*UP*CP*GP*CP*UP*UP*UP*UP*CP*CP*CP*C)-3') 90% H2O/10% D2O 100 mM NaCl mM 7.0 1 atm 298 Bruker AVANCE 800 3 3D 1H-15N NOESY 0.4 mM [U-98% 13C; U-98% 15N] Zinc fingers 1 and 2 of MBNL1, 0.4 mM unlabeled RNA (5'-R(P*GP*UP*CP*UP*CP*GP*CP*UP*UP*UP*UP*CP*CP*CP*C)-3') 90% H2O/10% D2O 100 mM NaCl mM 7.0 1 atm 298 Bruker AVANCE 900 4 3D 1H-13C NOESY 0.4 mM [U-98% 13C; U-98% 15N] Zinc fingers 1 and 2 of MBNL1, 0.4 mM unlabeled RNA (5'-R(P*GP*UP*CP*UP*CP*GP*CP*UP*UP*UP*UP*CP*CP*CP*C)-3') 90% H2O/10% D2O 100 mM NaCl mM 7.0 1 atm 298 Bruker AVANCE 800 5 3D HNCA 0.4 mM [U-98% 13C; U-98% 15N] Zinc fingers 1 and 2 of MBNL1, 0.4 mM unlabeled RNA (5'-R(P*GP*UP*CP*UP*CP*GP*CP*UP*UP*UP*UP*CP*CP*CP*C)-3') 90% H2O/10% D2O 100 mM NaCl mM 7.0 1 atm 298 Bruker AVANCE 800 11 3D CBCA(CO)NH 0.4 mM [U-98% 13C; U-98% 15N] Zinc fingers 1 and 2 of MBNL1, 0.4 mM unlabeled RNA (5'-R(P*GP*UP*CP*UP*CP*GP*CP*UP*UP*UP*UP*CP*CP*CP*C)-3') 90% H2O/10% D2O 100 mM NaCl mM 7.0 1 atm 298 Bruker AVANCE 800 10 3D HNCACB 0.4 mM [U-98% 13C; U-98% 15N] Zinc fingers 1 and 2 of MBNL1, 0.4 mM unlabeled RNA (5'-R(P*GP*UP*CP*UP*CP*GP*CP*UP*UP*UP*UP*CP*CP*CP*C)-3') 90% H2O/10% D2O 100 mM NaCl mM 7.0 1 atm 298 Bruker AVANCE 800 9 3D HCCH-TOCSY 0.4 mM [U-98% 13C; U-98% 15N] Zinc fingers 1 and 2 of MBNL1, 0.4 mM unlabeled RNA (5'-R(P*GP*UP*CP*UP*CP*GP*CP*UP*UP*UP*UP*CP*CP*CP*C)-3') 90% H2O/10% D2O 100 mM NaCl mM 7.0 1 atm 298 Bruker AVANCE 800 8 3D 13C,15N-filtered NOESY 0.4 mM [U-98% 13C; U-98% 15N] Zinc fingers 1 and 2 of MBNL1, 0.4 mM unlabeled RNA (5'-R(P*GP*UP*CP*UP*CP*GP*CP*UP*UP*UP*UP*CP*CP*CP*C)-3') 90% H2O/10% D2O 100 mM NaCl mM 7.0 1 atm 298 Bruker AVANCE 800
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600 2 Bruker AVANCE 800 3 Bruker AVANCE 900
NMR Refinement Method Details Software simulated annealing Amber
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 200 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 processing NMRPipe Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax 2 structure calculation NMRDraw Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax 3 data analysis Sparky Goddard 4 data analysis TALOS Cornilescu, Delaglio and Bax 7 structure calculation CYANA Guntert, Mumenthaler and Wuthrich 6 refinement Amber Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman