Experiment: 2EXL

GRP94 N-terminal Domain bound to geldanamycin

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1YT1	pdb entry 1YT1

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.6	291	34% PEG400, 60 mM MgCl2, Tris pH 7.6, Geldanamycin delivered as 5uL to 50uL of protein Stock Geldanamycin is 50mM, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.5	50.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 65.82	α = 90
b = 84.36	β = 90
c = 95.63	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	102	IMAGE PLATE	RIGAKU RAXIS II	Yale Mirrors	2003-11-05	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 Sym 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	2.3	50	93.2	0.101	12.06	3.9	24307	22646	-3		2.5

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.3	2.4	46.5		0.285	3.55	2.4	2862

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-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	pdb entry 1YT1	2.35	45.61	22792	22516	2252	98.7	0.221	0.2213	0.276	0.276	RANDOM	31

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]
-4.41			1.18		3.23

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	23.6
c_scangle_it	2.92
c_mcangle_it	2.75
c_improper_angle_d	2.15
c_scbond_it	1.93
c_mcbond_it	1.62
c_angle_deg	1.3
c_bond_d	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3249
Nucleic Acid Atoms
Solvent Atoms	282
Heterogen Atoms	148

Software

Software
Software Name	Purpose
CNS	refinement
HKL-2000	data reduction
XDS	data scaling
MOLREP	phasing