2IE0

Crystal Structure of Isoniazid-resistant I21V Enoyl-ACP(COA) Reductase Mutant Enzyme From MYCOBACTERIUM TUBERCULOSIS in Complex with NADH-INH


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1ZID 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.22930.05M SODIUM CITRATE, 0.05M HEPES, 8-15% 2-METHYL-2-4-PENTANEDIOL (MPD), PH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
3.2361.93

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 96.591α = 90
b = 96.591β = 90
c = 136.247γ = 120
Symmetry
Space GroupP 62 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 130 mm2006-03-22MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONLNLS BEAMLINE D03B-MX11.427LNLSD03B-MX1

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
12.245.598.70.0720.0586.9198061956322
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)
12.22.3291.60.5912.82574

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)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 REPLACEMENTTHROUGHOUT1ZID2.239.4121956318527100199.630.1880.187560.184960.23683RANDOM37.639
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]
-0.01
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.687
r_dihedral_angle_4_deg23.3
r_dihedral_angle_3_deg18.097
r_dihedral_angle_1_deg7.536
r_scangle_it4.423
r_scbond_it2.961
r_angle_refined_deg2.466
r_mcangle_it1.911
r_mcbond_it1.196
r_nbtor_refined0.324
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.687
r_dihedral_angle_4_deg23.3
r_dihedral_angle_3_deg18.097
r_dihedral_angle_1_deg7.536
r_scangle_it4.423
r_scbond_it2.961
r_angle_refined_deg2.466
r_mcangle_it1.911
r_mcbond_it1.196
r_nbtor_refined0.324
r_symmetry_hbond_refined0.297
r_xyhbond_nbd_refined0.294
r_nbd_refined0.277
r_symmetry_vdw_refined0.273
r_chiral_restr0.173
r_bond_refined_d0.021
r_gen_planes_refined0.013
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1993
Nucleic Acid Atoms
Solvent Atoms216
Heterogen Atoms52

Software

Software
Software NamePurpose
REFMACrefinement
MAR345dtbdata collection
MOSFLMdata reduction
SCALAdata scaling
AMoREphasing