2XXC

Crystal structure of a camelid VHH raised against the HIV-1 capsid protein C-terminal domain.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
128-30 % W/V PEG 4000, 100 MM SODIUM CITRATE PH 4.6, 100 MM AMMONIUM SULFATE
Crystal Properties
Matthews coefficientSolvent content
3.3963.72

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 80.208α = 90
b = 80.208β = 90
c = 52.686γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315rKIRKPATRICK-BAEZ PAIR OF BI-MORPH MIRRORS PLUS CHANNEL CUT CRYOGENICALLY COOLED MONOCHROMATOR CRYSTAL2009-03-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSOLEIL BEAMLINE PROXIMA 1SOLEILPROXIMA 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
11.673293.40.0519.56.51902825.32
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)
11.671.7658.30.481.93

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 2XT11.6713.191894095892.640.18150.180.2101RANDOM30.26
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]
5.12615.1261-10.2522
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion16.75
t_omega_torsion3.76
t_angle_deg1.15
t_bond_d0.01
t_improper_torsion
t_pseud_angle
t_gen_planes
t_it
t_nbd
t_incorr_chiral_ct
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion16.75
t_omega_torsion3.76
t_angle_deg1.15
t_bond_d0.01
t_improper_torsion
t_pseud_angle
t_gen_planes
t_it
t_nbd
t_incorr_chiral_ct
t_dihedral_angle_d
t_trig_c_planes
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms855
Nucleic Acid Atoms
Solvent Atoms155
Heterogen Atoms

Software

Software
Software NamePurpose
BUSTERrefinement
XDSdata reduction
SCALAdata scaling
PHASERphasing