3BVX
GOLGI MANNOSIDASE II D204A catalytic nucleophile mutant complex with Methyl (2-deoxy-2-acetamido-beta-D-glucopyranosyl)-(1->2)-(alpha-D-mannopyranosyl)- (1->3)-[(alpha-D-mannopyranosyl)-(1->6)-(alpha-D-mannopyranosyl)-(1->6)]-beta-D-mannopyranoside
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1HTY | PDB entry 1HTY |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 293 | TRIS, NACL, PEG6000, MPD. Crystals washed in MOPS buffered reservoir solution before soaking with substrate for 24 hrs., pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.18 | 43.61 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 68.805 | α = 90 |
b = 109.547 | β = 90 |
c = 138.522 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 4 | 2007-04-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | CHESS BEAMLINE A1 | 0.978 | CHESS | A1 |
Data Collection
Overall | |||||||||||||||||||
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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 | 1.1 | 30 | 98.3 | 0.09 | 13.4 | 11 | 311018 |
Highest Resolution Shell | |||||||||||||||||||
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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) | |||||||||||
1.1 | 1.13 | 94.3 | 0.5 | 2.1 | 3.4 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R | PDB entry 1HTY | 1.1 | 20 | 311018 | 311018 | 6148 | 96.3 | 0.153 | 0.153 | 0.19 | RANDOM | 20.055 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
s_approx_iso_adps | 0.106 |
s_non_zero_chiral_vol | 0.104 |
s_zero_chiral_vol | 0.081 |
s_similar_adp_cmpnt | 0.054 |
s_angle_d | 0.033 |
s_from_restr_planes | 0.03 |
s_anti_bump_dis_restr | 0.027 |
s_bond_d | 0.015 |
s_rigid_bond_adp_cmpnt | 0.006 |
s_similar_dist |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 8585 |
Nucleic Acid Atoms | |
Solvent Atoms | 1534 |
Heterogen Atoms | 61 |
Software
Software | |
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Software Name | Purpose |
SHELX | refinement |
PDB_EXTRACT | data extraction |
ADSC | data collection |
HKL-2000 | data reduction |
SADABS | data scaling |
CNS | phasing |
SHELXL-97 | refinement |