1GSI

CRYSTAL STRUCTURE OF MYCOBACTERIUM TUBERCULOSIS THYMIDYLATE KINASE COMPLEXED WITH THYMIDINE MONOPHOSPHATE (TMP)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6		PROTEIN CRYSTALLIZED IN 1.4M AMMONIUM SULFATE, 100MM MES PH6, 2% PEG 2000, 25MM MAGNESIUM ACETATE 2MM BETA-MERCAPTOETHANOL, pH 6.00

Crystal Properties
Matthews coefficient	Solvent content
2.5	50

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 76.225	α = 90
b = 76.225	β = 90
c = 134.264	γ = 120

Symmetry
Space Group	P 65 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	MARRESEARCH	TOROIDAL MIRROR	2000-09-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID09		ESRF	ID09

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.6	25.2	99.1	0.076	20.2	8.2		30736			20.4

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.6	1.69	99.1		0.282	4.3	8.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	OTHER	THROUGHOUT	1.6	25.19	30664	1568	98.2	0.193	0.193	0.21	RANDOM	22.9

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]
0.67	0.32		0.67		-1.35

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	20.9
c_scangle_it	3.56
c_scbond_it	2.72
c_mcangle_it	2.51
c_mcbond_it	1.87
c_angle_deg	1.1
c_improper_angle_d	0.9
c_bond_d	0.004
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1534
Nucleic Acid Atoms
Solvent Atoms	264
Heterogen Atoms	49

Software

Software
Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALA	data scaling
TRUNCATE	data scaling