2BYH

3-(5-chloro-2,4-dihydroxyphenyl)-pyrazole-4-carboxamides as Inhibitors of the Hsp90 Molecular Chaperone

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1UY1	PDB ENTRY 1UY1

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		25% PEG MME 2000, 0.1M NA CACODYLATE, PH6.5, 0.2M MGCL2., pH 6.50

Crystal Properties
Matthews coefficient	Solvent content
2.8	56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 53.585	α = 90
b = 44.26	β = 115.61
c = 54.4	γ = 90

Symmetry
Space Group	P 1 21 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	IMAGE PLATE	RIGAKU IMAGE PLATE	OSMIC BLUE MIRRORS	2002-11-12	M	SINGLE WAVELENGTH

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

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	1.9	30	99.4	0.03	14.7	2.6		22253		2

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	1.9	2.02	97.5		0.11	6.1	2.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1UY1	1.9	48.8	16348	1854	99.3	0.169	0.164	0.211	RANDOM	15.65

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]
0.34		0.12	-0.2		-0.03

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.218
r_scangle_it	3.866
r_scbond_it	2.313
r_angle_other_deg	1.814
r_angle_refined_deg	1.555
r_mcangle_it	1.496
r_mcbond_it	0.822
r_symmetry_vdw_other	0.303
r_symmetry_vdw_refined	0.252
r_nbd_other	0.247
r_nbd_refined	0.218
r_symmetry_hbond_refined	0.174
r_xyhbond_nbd_refined	0.154
r_chiral_restr	0.098
r_nbtor_other	0.084
r_bond_refined_d	0.015
r_gen_planes_refined	0.008
r_gen_planes_other	0.008
r_bond_other_d	0.002
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1689
Nucleic Acid Atoms
Solvent Atoms	246
Heterogen Atoms	26

Software

Software
Software Name	Purpose
REFMAC	refinement
d*TREK	data reduction
d*TREK	data scaling
AMoRE	phasing