1FMC

7-ALPHA-HYDROXYSTEROID DEHYDROGENASE COMPLEX WITH NADH AND 7-OXO GLYCOCHENODEOXYCHOLIC ACID

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.5		pH 8.5

Crystal Properties
Matthews coefficient	Solvent content
3.34	62

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 81.65	α = 90
b = 81.65	β = 90
c = 214.6	γ = 90

Symmetry
Space Group	P 41 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	293	DIFFRACTOMETER	WEISSENBERG	BENT CYLINDER	1995-04-23	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-18B		Photon Factory	BL-18B

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	1.8	76.7	84	0.085		3.9		57290		1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		1.8	8	1	56376		83.8	0.207	0.207	0.252	26.1

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]

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	27.6
x_angle_deg	1.602
x_improper_angle_d	1.472
x_bond_d	0.011
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3752
Nucleic Acid Atoms
Solvent Atoms	242
Heterogen Atoms	144

Software

Software
Software Name	Purpose
X-PLOR	model building
X-PLOR	refinement
WEIS	data reduction
X-PLOR	phasing