Experiment: 1M6H

Human glutathione-dependent formaldehyde dehydrogenase

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.9	277	PEG 8000, Potassium phosphate, Zinc chloride, Dithiotreitol, pH 6.9, VAPOR DIFFUSION, SITTING DROP at 277K

Crystal Properties
Matthews coefficient	Solvent content
3.02	59.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.62	α = 90
b = 78.62	β = 90
c = 309.659	γ = 90

Symmetry
Space Group	P 43 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	100	CCD	ADSC QUANTUM 4		2001-02-21	M	MAD
2	1	100	CCD	ADSC QUANTUM 4		2001-03-09

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X12B	0.9790,1.2770,1.2833,1.2882	NSLS	X12B

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	30	96.1	0.069	24	7.9	67142	64501		-3	20.9

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2	2.07	87.6		0.438	0.462	4.3	5.8	5783

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 (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2	30	64379	64379	3241	96.1	0.187	0.187	0.185	0.194	0.218	RANDOM

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
c_dihedral_angle_d	23.7
c_angle_deg	1.46
c_bond_d	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5544
Nucleic Acid Atoms
Solvent Atoms	895
Heterogen Atoms	31

Software

Software
Software Name	Purpose
SOLVE	phasing
CNS	refinement
HKL-2000	data reduction
SCALEPACK	data scaling