3HEK

HSP90 N-terminal domain in complex with 1-{4-[(2R)-1-(5-chloro-2,4-dihydroxybenzoyl)pyrrolidin-2-yl]benzyl}-3,3-difluoropyrrolidinium

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.4	286	15 % ethylene glycol, 0.1 M phosphate-citrate, pH 4.4, 20 mM TCEP, VAPOR DIFFUSION, HANGING DROP, temperature 286K

Crystal Properties
Matthews coefficient	Solvent content
2.12	41.97

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.083	α = 90
b = 80.16	β = 90
c = 117.434	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	98	IMAGE PLATE	MAR scanner 345 mm plate	mirrors	2006-08-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH2R	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	1.95	20	99.1	0.027	33.7	4	32622	32334	1	1	16.7

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)
	1.95	2.02	98.9		0.177	7.8	3.7	3219

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	Apo-structure of HSP90 N-terminal domain	1.95	19.98	32293	2991	97.2	0.208	0.206	0.237	RANDOM	31.6

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]
-4.75			-7.63		12.38

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	20.2
c_scangle_it	3.03
c_mcangle_it	2.23
c_scbond_it	2.05
c_mcbond_it	1.46
c_angle_deg	0.9
c_improper_angle_d	0.63
c_bond_d	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3535
Nucleic Acid Atoms
Solvent Atoms	187
Heterogen Atoms	65

Software

Software
Software Name	Purpose
MAR345	data collection
CNX	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
CNX	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.