2IDZ

Crystal structure of wild type Enoyl-ACP(CoA) reductase from Mycobacterium tuberculosis in complex with NADH-INH

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1ZID

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.2	293	0.05M SODIUM CITRATE, 0.05M HEPES, 8-15% 2-METHYL-2-4-PENTANEDIOL (MPD), PH 7.2, TEMPERATURE 293K , VAPOR DIFFUSION, HANGING DROP

Crystal Properties
Matthews coefficient	Solvent content
3.28	62.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 97.093	α = 90
b = 97.093	β = 90
c = 136.939	γ = 120

Symmetry
Space Group	P 62 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	MAR CCD 130 mm		2006-03-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	LNLS BEAMLINE D03B-MX1	1.427	LNLS	D03B-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)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2	40.193	96.11	0.098	0.094	5.2			26409	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.11	100		0.83	2.3		3795

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (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-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1ZID	2	40.19	2	26409	25045	1338	99.83	0.18983	0.1898	0.18793	0.226	RANDOM	32.205

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
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.036
r_dihedral_angle_4_deg	24.962
r_dihedral_angle_3_deg	17.428
r_dihedral_angle_1_deg	8.036
r_scangle_it	4.359
r_scbond_it	2.957
r_angle_refined_deg	1.955
r_mcangle_it	1.749
r_mcbond_it	1.224
r_nbtor_refined	0.323

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.036
r_dihedral_angle_4_deg	24.962
r_dihedral_angle_3_deg	17.428
r_dihedral_angle_1_deg	8.036
r_scangle_it	4.359
r_scbond_it	2.957
r_angle_refined_deg	1.955
r_mcangle_it	1.749
r_mcbond_it	1.224
r_nbtor_refined	0.323
r_nbd_refined	0.268
r_symmetry_hbond_refined	0.24
r_symmetry_vdw_refined	0.238
r_xyhbond_nbd_refined	0.209
r_chiral_restr	0.175
r_bond_refined_d	0.021
r_gen_planes_refined	0.013

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1994
Nucleic Acid Atoms
Solvent Atoms	237
Heterogen Atoms	52

Software

Software
Software Name	Purpose
REFMAC	refinement
MAR345dtb	data collection
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.