4UHB

Laboratory evolved variant R-C1 of potato epoxide hydrolase StEH1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				PROTEIN IN 30 MM TRIS-HCL, PH 7.4 MIXED 1:1 WITH 0.1 M HEPES PH 7.5, 20 % PEG 10,000. THEN SOAKED IN25% (V/V) GLYCEROL, 75 MM HEPES, PH7.68, PEG 10,000 22.5 % (W/V)

Crystal Properties
Matthews coefficient	Solvent content
2.26	46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.8	α = 90
b = 96.33	β = 90
c = 121.78	γ = 90

Symmetry
Space Group	P 21 21 21

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 CCD		2013-06-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM30A		ESRF	BM30A

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	32.8	99.8	0.17	6.6	6.8		61576		2

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	1.8	1.9	99.9		0.83	2	4.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2CJP	1.8	32.83	57139	3006	97.63	0.19926	0.19865	0.2109	RANDOM	12.172

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]
-0.27			0.96		-0.69

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.349
r_dihedral_angle_4_deg	20.247
r_dihedral_angle_3_deg	13.944
r_dihedral_angle_1_deg	5.985
r_angle_other_deg	2.427
r_angle_refined_deg	1.65
r_scbond_it	1.317
r_mcangle_it	1.15
r_mcbond_it	0.742
r_mcbond_other	0.736
r_chiral_restr	0.101
r_bond_refined_d	0.015
r_gen_planes_other	0.014
r_gen_planes_refined	0.009
r_bond_other_d	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5124
Nucleic Acid Atoms
Solvent Atoms	591
Heterogen Atoms	62

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
SCALA	data scaling
REFMAC	phasing