1S54

Thr24Ala Bacteriorhodopsin


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1PY6PDB entry 1PY6

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1bicelle hanging drop vapor diffusion3.7310Sodium Phosphate, Hexanediol, pH 3.7, bicelle hanging drop vapor diffusion, temperature 310K
Crystal Properties
Matthews coefficientSolvent content
2.4649.94

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 44.182α = 90
b = 108.366β = 113.68
c = 55.685γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152003-11-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.2.21.000ALS8.2.2

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
12.23094.60.1318.343.12307223072
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)
2.22.2891.80.2563.62.82214

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation 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 REPLACEMENTTHROUGHOUTPDB entry 1PY62.2302260822608124592.80.245510.245510.24330.2873SHELLS
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]
7.0953.83-13.0655.97
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d18.1
c_scangle_it2.267
c_mcangle_it1.853
c_scbond_it1.596
c_mcbond_it1.166
c_angle_deg1.097
c_improper_angle_d0.758
c_bond_d0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3510
Nucleic Acid Atoms
Solvent Atoms75
Heterogen Atoms40

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
CNSrefinement
CNSphasing