1VFN
PURINE NUCLEOSIDE PHOSPHORYLASE
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
---|---|---|---|
Type | Source | Accession Code | Details |
experimental model | PDB | 1ULB | PDB ENTRY 1ULB |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 8 | 16%(W/V) PEG 4000, 0.04M TRIS-HCL BUFFER PH 8.2-8.5, 0.08M MGCL2, pH 8.0 |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.22 | 43 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 94.11 | α = 90 |
b = 94.11 | β = 90 |
c = 94.11 | γ = 90 |
Symmetry | |
---|---|
Space Group | P 21 3 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 277 | IMAGE PLATE | MARRESEARCH | 1996-03-21 | M |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | EMBL/DESY, HAMBURG BEAMLINE X31 | EMBL/DESY, HAMBURG | X31 |
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 | 2.15 | 20 | 98.4 | 0.074 | 10.6 | 3.27 | 15158 | 1 |
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 | 2.1 | 2.2 | 97.6 | 0.212 | 6 |
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-Work | R-Free | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | PDB ENTRY 1ULB | 2.15 | 20 | 1 | 15158 | 98.4 | 0.18 |
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] | |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
t_dihedral_angle_d | 26.1 |
t_it | 3.858 |
t_angle_deg | 2.8 |
t_nbd | 0.026 |
t_bond_d | 0.02 |
t_gen_planes | 0.011 |
t_trig_c_planes | 0.005 |
t_incorr_chiral_ct | |
t_pseud_angle |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 2102 |
Nucleic Acid Atoms | |
Solvent Atoms | 129 |
Heterogen Atoms | 12 |
Software
Software | |
---|---|
Software Name | Purpose |
AMoRE | phasing |
TNT | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |