1IAK

HISTOCOMPATIBILITY ANTIGEN I-AK


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1IEAPDB ENTRY 1IEA

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
14.7520% PEG 4000, 7% EG, 80MM A.S, 200MM AMM.ACETATE, 50MM NA.ACETATE PH 4.75
Crystal Properties
Matthews coefficientSolvent content
3.463.85

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 112.25α = 90
b = 112.25β = 90
c = 99.72γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray110IMAGE PLATEFUJI
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X4ANSLSX4A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
11.995.70.0511.74.124813925.1
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.91.9996.60.272.5

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1IEA1.91047865241095.70.2140.2140.263RANDOM30.9
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]
-4.22-4.228.43
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d25.1
x_scangle_it2.67
x_mcangle_it2.53
x_angle_deg2
x_scbond_it1.65
x_mcbond_it1.47
x_improper_angle_d1.18
x_bond_d0.009
x_bond_d_na
x_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d25.1
x_scangle_it2.67
x_mcangle_it2.53
x_angle_deg2
x_scbond_it1.65
x_mcbond_it1.47
x_improper_angle_d1.18
x_bond_d0.009
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3129
Nucleic Acid Atoms
Solvent Atoms369
Heterogen Atoms42

Software

Software
Software NamePurpose
HKLdata collection
DENZOdata reduction
SCALAdata scaling
Agrovatadata reduction
X-PLORmodel building
X-PLORrefinement
HKLdata reduction
CCP4data scaling
X-PLORphasing