4HQP

Alpha7 nicotinic receptor chimera and its complex with Alpha bungarotoxin


X-RAY DIFFRACTION

Crystallization

Crystal Properties
Matthews coefficientSolvent content
4.8274.49

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 142.15α = 90
b = 142.15β = 90
c = 518.135γ = 120
Symmetry
Space GroupP 65 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray200CCDADSC QUANTUM 315rMSINGLE WAVELENGTH
21x-rayCCDMARMOSAIC 300 mm CCD
31x-rayCCDMARMOSAIC 300 mm CCD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.2.11ALS8.2.1
2SYNCHROTRONAPS BEAMLINE 23-ID-B1APS23-ID-B
3SYNCHROTRONAPS BEAMLINE 21-ID-D1APS21-ID-D

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
13.545.838979

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 REPLACEMENTTHROUGHOUT3.5145.838979391297.80.3110.3110.321RANDOM159.7
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]
22.7422.74-45.47
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.6
c_angle_deg1
c_mcangle_it0.75
c_improper_angle_d0.73
c_mcbond_it0.41
c_scangle_it0.41
c_scbond_it0.2
c_bond_d0.004
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.6
c_angle_deg1
c_mcangle_it0.75
c_improper_angle_d0.73
c_mcbond_it0.41
c_scangle_it0.41
c_scbond_it0.2
c_bond_d0.004
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms10980
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms112

Software

Software
Software NamePurpose
CNSrefinement