3CKK

Crystal structure of human methyltransferase-like protein 1


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.52972.0 M Ammonium sulfate, 2% PEG 400, 0.1 M Na HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 297K
Crystal Properties
Matthews coefficientSolvent content
2.3948.59

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 90.316α = 90
b = 90.316β = 90
c = 54.94γ = 120
Symmetry
Space GroupP 65

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCDSi(111)2008-03-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 23-ID-B1.03310APS23-ID-B

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
11.5510099.10.0680.06813.211.2368693686923.1
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.551.6191.30.5960.5961.784.53389

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 2VDU1.5550360893608975099.040.199620.199620.199220.21835RANDOM24.817
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]
-0.03-0.02-0.030.05
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg28.964
r_dihedral_angle_4_deg15.429
r_dihedral_angle_3_deg12.368
r_dihedral_angle_1_deg5.067
r_scangle_it2.708
r_scbond_it1.944
r_mcangle_it1.4
r_angle_refined_deg1.276
r_mcbond_it0.798
r_nbtor_refined0.309
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg28.964
r_dihedral_angle_4_deg15.429
r_dihedral_angle_3_deg12.368
r_dihedral_angle_1_deg5.067
r_scangle_it2.708
r_scbond_it1.944
r_mcangle_it1.4
r_angle_refined_deg1.276
r_mcbond_it0.798
r_nbtor_refined0.309
r_nbd_refined0.193
r_symmetry_vdw_refined0.152
r_xyhbond_nbd_refined0.125
r_symmetry_hbond_refined0.116
r_chiral_restr0.084
r_bond_refined_d0.009
r_gen_planes_refined0.004
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1533
Nucleic Acid Atoms
Solvent Atoms235
Heterogen Atoms33

Software

Software
Software NamePurpose
REFMACrefinement
Blu-Icedata collection
HKL-2000data reduction
HKL-2000data scaling
PHASERphasing
ARP/wARPmodel building
Cootmodel building