2OUI

D275P mutant of alcohol dehydrogenase from protozoa Entamoeba histolytica

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	8mg/mL protein, 25mM Tris-HCl, 50mM NaCl, 0.1mM DTT, 50mM ZnCl2, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.32	47.09

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 145.921	α = 90
b = 144.104	β = 121.44
c = 80.073	γ = 90

Symmetry
Space Group	C 1 2 1

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	mirrors	2003-06-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2	0.933	ESRF	ID14-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	1.77	94.07	99.5	0.06	0.06	19.5	3.8	136908	136908			18.49

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)
1	1.77	1.8	98.5		0.61	0.61	2.1	3.7	6758

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	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	SAD	THROUGHOUT	1Y9A	1.77	50	0.61	135908	135908	6880	99.95	0.14962	0.14962	0.14812	0.17793	RANDOM	28.045

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]
1.59		0.95	-0.16		-0.45

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.658
r_dihedral_angle_4_deg	14.199
r_dihedral_angle_3_deg	13.118
r_dihedral_angle_1_deg	6.176
r_scangle_it	5.946
r_scbond_it	3.943
r_mcangle_it	2.449
r_mcbond_it	1.677
r_angle_refined_deg	1.41
r_nbtor_refined	0.305
r_symmetry_vdw_refined	0.211
r_nbd_refined	0.201
r_symmetry_hbond_refined	0.166
r_xyhbond_nbd_refined	0.165
r_metal_ion_refined	0.109
r_chiral_restr	0.099
r_bond_refined_d	0.012
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10816
Nucleic Acid Atoms
Solvent Atoms	1075
Heterogen Atoms	146

Software

Software
Software Name	Purpose
REFMAC	refinement
ProDC	data collection
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing