1TEH

STRUCTURE OF HUMAN LIVER CHICHI ALCOHOL DEHYDROGENASE (A GLUTATHIONE-DEPENDENT FORMALDEHYDE DEHYDROGENASE)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8		15 MG/ML ENZYME IN 280 MM MES, PH 6.7, 2 MM NAD+, 8.0 % PEG8000 AT 295 K, SITTING-DROP METHOD.

Crystal Properties
Matthews coefficient	Solvent content
3.13	60

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 141.25	α = 90
b = 201.55	β = 90
c = 69.61	γ = 90

Symmetry
Space Group	C 2 2 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	293	IMAGE PLATE	RIGAKU RAXIS IIC		1994-03-22	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH2R

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	2.7	60.7	89.5	0.095	7.8	4		24896		1

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	2.7	2.75	67		0.25	2.2	3.3

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	MOLECULAR REPLACEMENT	2.7	8	1	23718		89.2	0.206	0.206	0.283	30.24

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	24.67
x_angle_deg	1.52
x_improper_angle_d	1.347
x_bond_d	0.009
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	5544
Nucleic Acid Atoms
Solvent Atoms	35
Heterogen Atoms	93

Software

Software
Software Name	Purpose
X-PLOR	model building
X-PLOR	refinement
PROCESS	data reduction
SCALE	data scaling
X-PLOR	phasing