NMR structure of the catalytic domain from E. faecium L,D- transpeptidase acylated by ertapenem
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 1H-15N-HSQC | 10% WATER/90% D2O | 300 mM | 6.4 | 1.0 atm | 298.0 | ||
| 2 | 1H-13C-HSQC CENTERED ON ALIPHATICS | 10% WATER/90% D2O | 300 mM | 6.4 | 1.0 atm | 298.0 | ||
| 3 | 1H-15N-HMQC DETECTING 2J | 10% WATER/90% D2O | 300 mM | 6.4 | 1.0 atm | 298.0 | ||
| 4 | 3J COUPLINGS IN HISTIDINES IMIDAZOLE RING | 10% WATER/90% D2O | 300 mM | 6.4 | 1.0 atm | 298.0 | ||
| 5 | HSQC DETECTING 1J COUPLING IN HISTIDINES IMIDAZOLE RING | 10% WATER/90% D2O | 300 mM | 6.4 | 1.0 atm | 298.0 | ||
| 6 | HNCACB | 10% WATER/90% D2O | 300 mM | 6.4 | 1.0 atm | 298.0 | ||
| 7 | HNCO | 10% WATER/90% D2O | 300 mM | 6.4 | 1.0 atm | 298.0 | ||
| 8 | 3D-15N-NOESY-HSQC | 10% WATER/90% D2O | 300 mM | 6.4 | 1.0 atm | 298.0 | ||
| 9 | 3D-13C-NOESY-HSQC CENTERED ON ALIPHATICS | 10% WATER/90% D2O | 300 mM | 6.4 | 1.0 atm | 298.0 | ||
| 10 | 1H-13C- HSQC CENTERED ON AROMATICS | 10% WATER/90% D2O | 300 mM | 6.4 | 1.0 atm | 298.0 | ||
| 11 | 3D-13C-NOESY-HSQC CENTERED ON AROMATICS | 10% WATER/90% D2O | 300 mM | 6.4 | 1.0 atm | 298.0 | ||
| 12 | 13C-15N-FILTERED NOESY | 10% WATER/90% D2O | 300 mM | 6.4 | 1.0 atm | 298.0 | ||
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Agilent | Direct Drive | 600 |
| 2 | Bruker | Direct Drive | 600 |
| 3 | Agilent | Direct Drive | 600 |
| 4 | Agilent | Direct Drive | 600 |
| 5 | Agilent | Direct Drive | 600 |
| 6 | Agilent | Direct Drive | 800 |
| 7 | Bruker | AVANCE | 950 |
| 8 | Agilent | Direct Drive | 800 |
| 9 | Agilent | Direct Drive | 800 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| ARIA2.3 | CNS | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | TOTAL ENERGY |
| Conformers Calculated Total Number | 1700 |
| Conformers Submitted Total Number | 20 |
| Representative Model | 1 (n/a) |
| Additional NMR Experimental Information | |
|---|---|
| Details | THE 20 NMR STRUCTURES WERE DETERMINED USING TRIPLE- RESONANCE NMR SPECTROSCOPY ON A 13C, 15N-LABELED LDTFM SAMPLE INCUBATED WITH 1 EQUIVALENT OF ERTAPENEM ANTIBIOTIC. THESE STRUCTURES WERE REFINED IN WATER WITHIN CNS ARIA. |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | refinement | CNS | BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,READ, RICE,SIMONSON,WARREN | |
| 2 | structure solution | UNIO | 10 | |
| 3 | structure solution | TALOS | ||
| 4 | structure solution | CcpNmr Analysis | ANALYSIS | |














