6NHI

Crystal structure of Histidine--tRNA ligase from Elizabethkingia sp. CCUG 26117


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6B26PDB entries 3netA_1, 4g84A_2, 6b26A_1 as per Morda
experimental modelPDB 3NETPDB entries 3netA_1, 4g84A_2, 6b26A_1 as per Morda
experimental modelPDB 4G84PDB entries 3netA_1, 4g84A_2, 6b26A_1 as per Morda

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7290Microlytic MCSG1 condition E12: 2400mM Sodium malonate dibasic pH 7.0: ElmeA.00686.a.B1.PW38399 at 19.3mg/ml: cryo: direct: tray 299159e12: puck dod0-8
Crystal Properties
Matthews coefficientSolvent content
2.754.4

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 95.8α = 90
b = 68.56β = 118.66
c = 97.22γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRAYONIX MX-3002018-04-19MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-F0.97872APS21-ID-F

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)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
12.147.89597.80.0590.070.99713.863.4573177237.268
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.12.1586.20.3370.4380.8632.582.343

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entries 3netA_1, 4g84A_2, 6b26A_1 as per Morda2.147.8951.36317621955980.17440.17110.22537.2869
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.831
f_angle_d0.818
f_chiral_restr0.048
f_bond_d0.007
f_plane_restr0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3454
Nucleic Acid Atoms
Solvent Atoms246
Heterogen Atoms

Software

Software
Software NamePurpose
XDSdata reduction
XSCALEdata scaling
PHENIXrefinement
PDB_EXTRACTdata extraction
MoRDaphasing
PHASERphasing
PARROTphasing
Cootmodel building