Experiment: 2I42

Crystal structure of Yersinia protein tyrosine phosphatase complexed with vanadate, a transition state analogue

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1YTW	PDB entries 1YTW and 1YTS
experimental model	PDB	1YTS	PDB entries 1YTW and 1YTS

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	298	400 mM NaCl, 14% PEG 4K, 5% 2-proponol .15% BME, 100mM Tris HCl pH 8.5, 1mM vanadate, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.26	41.25

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.39	α = 90
b = 49.66	β = 90
c = 100.39	γ = 90

Symmetry
Space Group	P 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	298	AREA DETECTOR	SDMS		1995-01-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.5418

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	2.1	10	82	0.079		4.02	13593	13593

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	2.1	2.3	74.3		0.25		2.14	1336

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	PDB entries 1YTW and 1YTS	2.2	7	2	11701			0.17	0.17	0.1658		17.3

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
c_dihedral_angle_d	25.2
c_angle_deg	2.2
c_improper_angle_d	2.1
c_bond_d	0.018

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2166
Nucleic Acid Atoms
Solvent Atoms	183
Heterogen Atoms	5

Software

Software
Software Name	Purpose
CNS	refinement
PDB_EXTRACT	data extraction
MADNESS	data collection
XSCALE	data scaling
X-PLOR	refinement