1AQ6

STRUCTURE OF L-2-HALOACID DEHALOGENASE FROM XANTHOBACTER AUTOTROPHICUS

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	macroseeding	7		MACROSEEDING, DROP: 16% PEG8000, 200 MM SODIUM FORMATE, 100 MM BIS-TRIS PH 7.0; WELL: 22% PEG8000, 200 MM SODIUM FORMATE, 100 MM BIS-TRIS PH 7.0, macroseeding

Crystal Properties
Matthews coefficient	Solvent content
2	38

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.246	α = 90
b = 84.16	β = 90
c = 91.487	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	120	IMAGE PLATE	MARRESEARCH		1996-07-30	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7B		EMBL/DESY, HAMBURG	BW7B

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	1.95	25	99.4	0.042	15.2	13.5		32507		3

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)
	1.95	1.98	98.7		0.156	6	13.5

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	MULTIPLE ISOMORPHOUS REPLACEMENT	THROUGHOUT	1.95	5	30835	1501	97.9	0.192	0.19	0.248	RANDOM	21.6

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]

RMS Deviations
Key	Refinement Restraint Deviation
p_transverse_tor	34.8
p_staggered_tor	17.1
p_planar_tor	3.6
p_scangle_it	2.961
p_scbond_it	2.167
p_mcangle_it	1.461
p_mcbond_it	1.081
p_multtor_nbd	0.247
p_xyhbond_nbd	0.183
p_singtor_nbd	0.173
p_chiral_restr	0.096
p_angle_d	0.025
p_planar_d	0.025
p_plane_restr	0.0201
p_bond_d	0.009
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3772
Nucleic Acid Atoms
Solvent Atoms	334
Heterogen Atoms	9

Software

Software
Software Name	Purpose
PHASES	phasing
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling