1QQM

D199S MUTANT OF BOVINE 70 KILODALTON HEAT SHOCK PROTEIN

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9	277	POLYETHYLENE GLYCOL 8000, POTASSIUM CHLORIDE, pH 9, VAPOR DIFFUSION, HANGING DROP, temperature 4K

Crystal Properties
Matthews coefficient	Solvent content
2.59	52.53

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 143.455	α = 90
b = 64.211	β = 90
c = 46.488	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	100	IMAGE PLATE	RIGAKU RAXIS IIC		1997-04-01	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	40	88.5	0.062	23	2.8	30759	30759		-3	21.7

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)
	1.9	2.02	92.1		0.089		2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		THROUGHOUT	1.9	40	30759	30331	907	87.4	0.193	0.193	0.234	20.1

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]
-2.28			5.01		-2.73

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	22.3
c_scangle_it	1.99
c_angle_deg	1.5
c_scbond_it	1.28
c_mcangle_it	1.24
c_improper_angle_d	0.99
c_mcbond_it	0.74
c_bond_d	0.007
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_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2905
Nucleic Acid Atoms
Solvent Atoms	440
Heterogen Atoms	36

Software

Software
Software Name	Purpose
CNS	refinement
SCALEPACK	data scaling
CNS	phasing