2CMB

Structural Basis for Inhibition of Protein Tyrosine Phosphatase 1B by Isothiazolidinone Heterocyclic Phosphonate Mimetics

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1EEO	PDB ENTRY 1EEO

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.5		100 MM HEPES PH 8.5 AND 1.12 M SODIUM CITRATE

Crystal Properties
Matthews coefficient	Solvent content
2.56	51.87

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.95	α = 90
b = 71.16	β = 90
c = 83.78	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	93	IMAGE PLATE	RIGAKU MSC RAXIS IV	BLUE CONFOCAL MAX-FLUX MIRRORS		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007

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	30.7	100	0.07	13.6	6.9		39170

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	1.7	1.8	100		0.41	4	6.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1EEO	1.7	10	1	38872	3895		0.1971	0.2166	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]
-0.166			-0.007		0.173

RMS Deviations
Key	Refinement Restraint Deviation
c_angle_deg	1.35247
c_bond_d	0.007369
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
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d
c_improper_angle_d_na
c_improper_angle_d_prot
c_mcbond_it
c_mcangle_it
c_scbond_it
c_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2349
Nucleic Acid Atoms
Solvent Atoms	268
Heterogen Atoms	68

Software

Software
Software Name	Purpose
CNX	refinement
CrystalClear	data reduction
CrystalClear	data scaling
CNX	phasing