2O4U

Crystal structure of Mammalian Dimeric Dihydrodiol Dehydrogenase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.6	295	1.5M ammonium phosphate, 0.1M sodium citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
3.63	66.15

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 123.177	α = 90
b = 123.177	β = 90
c = 121.127	γ = 120

Symmetry
Space Group	P 61 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 315	Bent conical Si-mirror (Rh coated)	2001-06-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 14-BM-C	1.00000	APS	14-BM-C

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	2	19.9	99.7	0.055	17.9	7.2	70365	37154	1	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.07	99.9		11.77		6990

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2O48	2	19.9	4	37093	35197	1853	99.73	0.1755	0.16306	0.16149	0.19333	RANDOM	22.174

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]
0.22	0.11		0.22		-0.33

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.61
r_dihedral_angle_4_deg	14.704
r_dihedral_angle_3_deg	13.777
r_dihedral_angle_1_deg	5.672
r_scangle_it	3.618
r_scbond_it	2.294
r_angle_refined_deg	1.334
r_mcangle_it	1.294
r_mcbond_it	0.855
r_nbtor_refined	0.299
r_symmetry_vdw_refined	0.286
r_symmetry_hbond_refined	0.226
r_nbd_refined	0.207
r_xyhbond_nbd_refined	0.196
r_chiral_restr	0.098
r_bond_refined_d	0.013
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2529
Nucleic Acid Atoms
Solvent Atoms	342
Heterogen Atoms	45

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data collection
HKL-2000	data reduction
SCALEPACK	data scaling
Coot	model building