4WVX

Crystal structure of a phosphotriesterase-like lactonase Gkap in native form

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		287	14% PEG 20000, 0.1M MES pH6.5

Crystal Properties
Matthews coefficient	Solvent content
2.79	55.96

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 51.398	α = 90
b = 89.38	β = 99.33
c = 89.915	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	100	CCD	ADSC QUANTUM 315r		2012-06-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRF BEAMLINE BL17U	0.97916	SSRF	BL17U

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.9	50	99.8	16.9	7.6		63053

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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		THROUGHOUT	1.9	50	59836	3194	99.56	0.16757	0.16626	0.192	RANDOM	15.616

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]
-0.55		-0.77	0.21		0.56

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.782
r_dihedral_angle_4_deg	20.163
r_dihedral_angle_3_deg	14.629
r_dihedral_angle_1_deg	6.035
r_long_range_B_refined	4.141
r_long_range_B_other	4.141
r_scangle_other	2.497
r_mcangle_it	1.729
r_mcangle_other	1.729
r_angle_refined_deg	1.474
r_scbond_it	1.464
r_scbond_other	1.464
r_mcbond_it	1.002
r_mcbond_other	1
r_angle_other_deg	0.828
r_chiral_restr	0.079
r_bond_refined_d	0.008
r_gen_planes_refined	0.006
r_bond_other_d	0.005
r_gen_planes_other	0.001
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_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5086
Nucleic Acid Atoms
Solvent Atoms	332
Heterogen Atoms	12

Software

Software
Software Name	Purpose
REFMAC	refinement
SCALEPACK	data scaling
HKL-2000	data reduction
PHASER	phasing