2O2G

Crystal structure of Dienelactone hydrolase (YP_324580.1) from Anabaena variabilis ATCC 29413 at 1.92 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP, NANODROP	9.5	277	1.26M (NH4)2SO4, 0.2M NaCl, 0.1M CHES pH 9.5, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.41

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 47.895	α = 90
b = 62.465	β = 90
c = 67.998	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	MARMOSAIC 300 mm CCD	Adjustable focusing mirrors in K-B geometry	2006-10-19	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-D	0.94645, 0.97942, 0.97921	APS	23-ID-D

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	1.92	39.163	92	0.07	9.6	3.9		14877			20.056

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	1.92	1.99	81		0.275	2.857	2.6	1273

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	MAD	THROUGHOUT	1.92	39.163	14828	740	91.85	0.186	0.183	0.238	RANDOM	26.006

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]
2.74			-1.24		-1.5

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.827
r_dihedral_angle_4_deg	15.158
r_dihedral_angle_3_deg	10.201
r_scangle_it	6.99
r_scbond_it	5.41
r_dihedral_angle_1_deg	3.66
r_mcangle_it	2.977
r_mcbond_it	2.115
r_angle_refined_deg	1.688
r_angle_other_deg	0.917
r_mcbond_other	0.62
r_symmetry_vdw_other	0.226
r_nbd_refined	0.214
r_xyhbond_nbd_refined	0.197
r_nbtor_refined	0.175
r_nbd_other	0.167
r_symmetry_hbond_refined	0.143
r_symmetry_vdw_refined	0.103
r_chiral_restr	0.092
r_nbtor_other	0.083
r_bond_refined_d	0.015
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1612
Nucleic Acid Atoms
Solvent Atoms	168
Heterogen Atoms	18

Software

Software
Software Name	Purpose
MolProbity	model building
SHELX	phasing
REFMAC	refinement
SCALEPACK	data scaling
PDB_EXTRACT	data extraction
DENZO	data reduction
SHELXD	phasing
autoSHARP	phasing