2WEA
ACID PROTEINASE (PENICILLOPEPSIN) (E.C.3.4.23.20) COMPLEX WITH PHOSPHONATE INHIBITOR: METHYL[CYCLO-7[(2R)-((N-VALYL) AMINO)-2-(HYDROXYL-(1S)-1-METHYOXYCARBONYL-2-PHENYLETHOXY) PHOSPHINYLOXY-ETHYL]-1-NAPHTHALENEACETAMIDE], SODIUM SALT
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 4.4 | 0.1M NAC2H3O2 PH=4.4 35-40% SATURATED (NH4)2SO4 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.95 | 36.81 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 96.33 | α = 90 |
b = 46.27 | β = 115.1 |
c = 64.59 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 110 | AREA DETECTOR | SIEMENS-NICOLET X100 | 1997-03-22 | M |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | OTHER |
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 | 1.25 | 40 | 82.22 | 0.0595 | 41.28 | 3.47 | 58629 | 10.427 |
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) | |||||||||||
1.25 | 1.29 | 40.47 | 0.148 | 5.18 | 2.05 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | DIFFERENCE FOURIER METHOD | 1.25 | 40 | 2 | 58629 | 55829 | 78 | 0.149 | 0.145 | 0.19 |
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 | 15.712 |
t_angle_deg | 1.454 |
t_it | 1.37 |
t_nbd | 0.03 |
t_gen_planes | 0.026 |
t_trig_c_planes | 0.016 |
t_bond_d | 0.014 |
t_incorr_chiral_ct | |
t_pseud_angle |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2376 |
Nucleic Acid Atoms | |
Solvent Atoms | 512 |
Heterogen Atoms | 66 |
Software
Software | |
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Software Name | Purpose |
XENGEN | data collection |
XENGEN | data reduction |
X-PLOR | model building |
TNT | refinement |
X-PLOR | refinement |
XENGEN | data scaling |
X-PLOR | phasing |