Text: STRUCTURE DETERMINED BY TRIPLE RESONANCE NMR SPECTROSCOPY. NOESY ASSIGNMENTS MADE WITH ITERATIVE METHOD USING CHEMICAL SHIFTS (TALOS) FOR DIHEDRAL ANGLE INFERENCE, AND DYANA FOR SIMULATED ...Text: STRUCTURE DETERMINED BY TRIPLE RESONANCE NMR SPECTROSCOPY. NOESY ASSIGNMENTS MADE WITH ITERATIVE METHOD USING CHEMICAL SHIFTS (TALOS) FOR DIHEDRAL ANGLE INFERENCE, AND DYANA FOR SIMULATED ANNEALING MD LOWEST TARGET FUNCTION SELECTED. CONVERGED STRUCTURES ARE FURTHER REFINED USING NIH-XPLOR FOLLOWED BY CNS IN EXPLICIT WATER SHELL (NIELGES PROTOCOL WITH PARAM19). ASSIGNMENT STATS (EXCLUDING N-TERM TAG): BACKBONE 99.19%, SIDECHAIN 94.31%, AROMATIC (SC) 100%, VL METHYL STEREOSPECIFIC 100%, UNAMBIGUOUS SIDECHAIN NH2 100%. STRUCTURE BASED ON 1252 NOE, 44 H-BOND, 84 DIHEDRAL. 100 STRUCTURES CALCULATED 20 LOWEST ENERGY SUBMITTED. MAX NOE VIOLATION 0.30 A (1 MODEL), MAX DIHEDRAL VIOLATION 4.0 DEG. 5 CLOSE CONTACTS TOTAL PER 20 MODELS. STRUCTURE QUALITY FACTOR PSVS 1.3: ORDERED RESIDUES RANGES - ALPHA HELIX (40-47, 78-88), B-STRAND (53-61, 66-75, 27-32, 99-101) [S(PHI)+S(PSI)] > 1.8. RMSD 0.4 BB, 1.0 ALL HEAVY ATOMS. RAMACHANDRAN: 85.4% MOST FAV, 12.4% ADDTL ALLOW, 2.3 GENEROUSLY ALLOW, 0.0% DISALLOW. PROCHECK (PSI-PHI): -0.46/-1.49 (RAW/Z), PROCHECK (ALL): -0.24/-1.42 (RAW/Z), MOLPROBITY CLASH: 15.06/-1.06 (RAW/Z). RPF SCORES ALL ASSIGNED RESIDUES (FIT OF NOESY PEAKLISTS TO STRUCTURE): RECALL: 0.959, PRECISION: 0.935, F-MEASURE: 0.947, DP-SCORE: 0.775.
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Solution-ID
内容
溶媒系
1
1.3 mM [U-100% 13C; U-100% 15N] protein, 0.02 % sodium azide, 20 mM MES, 100 mM sodium chloride, 5 mM Calcium Chloride, 10 mM DTT, 95% H2O/5% D2O
95% H2O/5% D2O
2
1.1 mM [U-5% 13C; U-100% 15N] protein, 0.02 % sodium azide, 20 mM MES, 100 mM sodium chloride, 5 mM Calcium Chloride, 10 mM DTT, 95% H2O/5% D2O