3MIL

Crystal structure of isoamyl acetate-hydrolyzing esterase from Saccharomyces cerevisiae

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION	6.2	285	0.2M Ammonium fluoride, 20% (w/v) Polyethylene glycol 3350, pH 6.2, EVAPORATION, temperature 285K

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.565	α = 90
b = 44.644	β = 114.44
c = 81.842	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	298	IMAGE PLATE	MAR scanner 345 mm plate		2008-11-23	M	SINGLE WAVELENGTH
2	2	x-ray	100	CCD	MAR CCD 165 mm		2009-01-12	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007	1.5417
2	SYNCHROTRON	BSRF BEAMLINE 3W1A	0.9792, 0.9795, 0.9000	BSRF	3W1A

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	1.6	50	90.9	0.041	17.7	4.8	56851	56851

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	1.6	1.63	83.2		0.283		3.4	2588

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	1.6	31.93	56831	56831	2885	90.92	0.19432	0.19303	0.21825	RANDOM	17.987

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]
0.22		0.47	0.3		-0.12

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.759
r_dihedral_angle_4_deg	15.079
r_dihedral_angle_3_deg	12.252
r_dihedral_angle_1_deg	5.089
r_scangle_it	2.462
r_scbond_it	1.492
r_angle_refined_deg	1.099
r_mcangle_it	0.994
r_mcbond_it	0.536
r_chiral_restr	0.082
r_bond_refined_d	0.008
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3874
Nucleic Acid Atoms
Solvent Atoms	623
Heterogen Atoms	12

Software

Software
Software Name	Purpose
MAR345dtb	data collection
SOLVE	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling