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SOLUTION STRUCTURE OF HISTIDINE CONTAINING PROTEIN (HPR) FROM STAPHYLOCOCCUS CARNOSUS
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 NOESY 90% H2O/10 % D2O 7.14 298.00 2 DQF-COSY 90% H2O/10 % D2O 7.14 298.00 3 TOCSY 90% H2O/10 % D2O 7.14 298.00 4 NOESY-HSQC 90% H2O/10 % D2O 7.14 298.00 5 TOCSY-HSQC 90% H2O/10 % D2O 7.14 298.00 6 15N-HSQC 90% H2O/10 % D2O 7.14 298.00
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AMX-500 500 2 Bruker DMX-800 800
NMR Refinement Method Details Software RESTRAINED MD RESTRAINED SIMULATED ANEALING PROTOCOL. CONSTRAINTS: 1301 NOES, 523 INTRARESIDUAL (I,I), 382 INTERMEDIATE RANGE (I,I+2), 56 INTERMEDIATE RANGE (I,I+3), 31 INTERMEDIATE RANGE (I,I+4), 224 LONG RANGE (I,J; J > I+4), 78 J-COUPLINGS (3JNH-HA). STRUCTURAL STATISTICS FOR THE 30 LOWEST-ENERGY STRUCTURES (REFERENCE 1): ENERGIES: TOTAL, 190.8 +-8.4 KJ/MOL; NOE, 57.6 +- 4.6 KJ/MOL; DIHEDRAL, 35.6 +- 6.1 KJ/MOL; BOND, 8.4 +- 0.4 KJ/MOL; ANGLE, 64.0 +-2.6 KJ/MOL; VDW, 16.7 +- 2.3 KJ/MOL; IMPROPER, 8.6 +- 1.2 KJ/MOL; ELECTRIC, 35.6 +- 6.1 kJ/MOL. RMSDS: AMINO ACID 1-88 (WHOLE PROTEIN), BACKBONE ATOMS 0.093 NM, ALL NON-HYDROGEN ATOMS 0.13 NM. RMSDS: AMINO ACID 8-19 (ACTIVE CENTER), BACKBONE ATOMS 0.091 NM, ALL NON-HYDROGEN ATOMS 0.13 NM. X-PLOR
NMR Ensemble Information Conformer Selection Criteria LOWEST CONFORMATIONAL ENERGY Conformers Calculated Total Number 2300 Conformers Submitted Total Number 10 Representative Model 1 (n/a)
Additional NMR Experimental Information Details THE STRUCTURE WAS DETERMINED USING 15N-LABELED PROTEIN.
Computation: NMR Software # Classification Version Software Name Author 1 refinement X-PLOR 3.51 BRUNGER 2 structure solution X-PLOR