2I4H

Structural studies of protein tyrosine phosphatase beta catalytic domain co-crystallized with a sulfamic acid inhibitor

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.1	298	20% PEG 8000, 220 mM MgCl2, 80 mM NH4OAc, 1% BME, 0.1% BOG, 5mM DTT, pH 8.1, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
1.96	37.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 113.313	α = 90
b = 38.795	β = 104.94
c = 66.983	γ = 90

Symmetry
Space Group	C 1 2 1

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	Si monochromator	2005-03-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID	1.0	APS	22-ID

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	2.15	27.37	99.5	0.063	12.48	4	15799	15799			21.36

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	2.15	2.25	97.2		0.187	5.26	4.2	2150

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2HC1	2.15	27.37	15799	15799	791	99.55	0.173	0.17	0.169	0.246	RANDOM	15.737

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]
1.34		0.19	-0.4		-0.84

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.336
r_dihedral_angle_3_deg	17.205
r_dihedral_angle_4_deg	12.007
r_dihedral_angle_1_deg	7.925
r_scangle_it	6.16
r_scbond_it	4.273
r_mcangle_it	2.56
r_angle_refined_deg	1.843
r_mcbond_it	1.632
r_nbtor_refined	0.315
r_symmetry_hbond_refined	0.285
r_symmetry_vdw_refined	0.251
r_nbd_refined	0.223
r_xyhbond_nbd_refined	0.181
r_chiral_restr	0.158
r_symmetry_metal_ion_refined	0.018
r_bond_refined_d	0.012
r_gen_planes_refined	0.005
r_metal_ion_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2294
Nucleic Acid Atoms
Solvent Atoms	182
Heterogen Atoms	39

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
AMoRE	phasing