1YWF

Crystal Structure of Mycobacterium Tuberculosis Protein Tyrosine Phosphatase PtpB

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	277	0.05M KH2PO4, 20% PEG8000, 10mM NaAcetate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.63	56.4

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 113.068	α = 90
b = 113.068	β = 90
c = 53.292	γ = 90

Symmetry
Space Group	I 41

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	93	CCD	ADSC QUANTUM 4		2004-11-06	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.3.1	1.1157, 0.97949, 0.97973, 0.93927	ALS	8.3.1

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	1.7	79	91.2	0.041	66.7		33939	33939	-3	-3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.7	1.76	48.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	MAD	THROUGHOUT	1.71	79	36301	32240	1692	93.47	0.17755	0.17755	0.17567	0.21361	RANDOM	28.706

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]
-1.99			-1.99		3.98

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	5.557
r_scangle_it	4.729
r_scbond_it	2.805
r_mcangle_it	1.788
r_angle_refined_deg	1.676
r_mcbond_it	0.978
r_angle_other_deg	0.915
r_symmetry_vdw_other	0.295
r_symmetry_vdw_refined	0.26
r_nbd_other	0.251
r_nbd_refined	0.22
r_symmetry_hbond_refined	0.205
r_xyhbond_nbd_refined	0.173
r_nbtor_other	0.087
r_chiral_restr	0.084
r_bond_refined_d	0.016
r_gen_planes_refined	0.007
r_gen_planes_other	0.005
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1858
Nucleic Acid Atoms
Solvent Atoms	264
Heterogen Atoms	5

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SOLVE	phasing