Glucosamine-6-Phosphate Deaminase Complexed with the Allosteric Activator N-Acetyl-Glucoamine-6-Phosphate both in the Active and Allosteric sites.
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1FQO | PDB ENTRY 1FQO |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 291 | SODIUM ACETATE, HEPES, N-ACETYL-GLUCOSAMINE-6-PHOSPHATE, PH 7.5, VAPOR DIFFUSION, HANGING DROP AT 291K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.86 | 57.1 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 125.72 | α = 90 |
| b = 125.72 | β = 90 |
| c = 223.952 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | H 3 2 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | CCD | ADSC CCD | TOROIDAL FOCUSING MIRROR | 2006-05-20 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | NSLS BEAMLINE X6A | NSLS | X6A | |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||||
| 1 | 2.2 | 30 | 91 | 0.08 | 2.3 | 2.8 | 32828 | 27.4 | |||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 2.2 | 2.3 | 98.5 | 0.28 | 7.8 | 2.5 | |||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | Mean Isotropic B | |||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | PDB ENTRY 1FQO | 2.2 | 9.983 | 1.35 | 31409 | 1577 | 91.27 | 0.1511 | 0.149 | 0.15 | 0.1914 | 0.19 | 24.5 | |||||
| Temperature Factor Modeling | ||||||
|---|---|---|---|---|---|---|
| Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
| 0.0067 | 0.0067 | -0.0135 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 20.296 |
| f_angle_d | 1.236 |
| f_chiral_restr | 0.077 |
| f_bond_d | 0.009 |
| f_plane_restr | 0.008 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 4184 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 255 |
| Heterogen Atoms | 76 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PHENIX | refinement |
| MOSFLM | data reduction |
| SCALA | data scaling |
| CNS | phasing |














