Experiment: 1C3V

DIHYDRODIPICOLINATE REDUCTASE FROM MYCOBACTERIUM TUBERCULOSIS COMPLEXED WITH NADPH AND PDC

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	288	ammonium sulfate, PEG400, HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 288.0K

Crystal Properties
Matthews coefficient	Solvent content
2.7	54.47

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 118.831	α = 90
b = 118.257	β = 90
c = 79.377	γ = 90

Symmetry
Space Group	I 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	288	AREA DETECTOR	XENTRONICS		1999-05-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	2.4	30.4	87.6	0.105	7.11	3.29	19713	16553	2	4	41.9

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	2.54	2.63	88.68		0.395		2.7	3306

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION		2.39	30.4	4	2	19713	16553	736		0.212	0.197	0.193	0.1956	0.243	0.2499	random

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
x_dihedrals_deg	26.252
x_angle_deg	1.452
x_impropers_deg	1.098
x_bond_d	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3620
Nucleic Acid Atoms
Solvent Atoms	25
Heterogen Atoms	133

Software

Software
Software Name	Purpose
X-GEN	data scaling
X-GEN	data reduction
X-PLOR	model building
X-PLOR	refinement
X-PLOR	phasing