4IGD

Crystal structure of the zymogen catalytic region of Human MASP-1


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP729320%(v/v) PEG400, 0.1M imidazole, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.8556.84

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 63.31α = 90
b = 69.61β = 90
c = 117.68γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 210Sagitally focusing Ge(220) and a multilayer2011-04-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-10.9334ESRFID14-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.52099.70.07318.756.841860818608-353.502
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.52.561000.6323.376.141358

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTINDIVIDUAL DOMAINS OF PDB ENTRY 3GOV2.519.971172731727387893.010.22070.22070.21930.2482random
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]
5.2295-7.75812.5286
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d11.793
f_angle_d0.569
f_chiral_restr0.04
f_plane_restr0.003
f_bond_d0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3029
Nucleic Acid Atoms
Solvent Atoms91
Heterogen Atoms12

Software

Software
Software NamePurpose
MxCuBEdata collection
MOLREPphasing
PHENIXrefinement
XDSdata reduction
XSCALEdata scaling