3HHY

Crystal structure determination of Catechol 1,2-Dioxygenase from Rhodococcus opacus 1CP in complex with catechol

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3HGI

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	296	39% PEG400, 0.1 M magnesium chloride, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 296K

Crystal Properties
Matthews coefficient	Solvent content
2.01	38.73

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 88.829	α = 90
b = 37.482	β = 95.73
c = 74.479	γ = 90

Symmetry
Space Group	C 1 2 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	MAR CCD 165 mm		2007-05-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ELETTRA BEAMLINE 5.2R	1.000	ELETTRA	5.2R

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.55	44.324	99.8	0.074	11.8	3.4		33822			22.215

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.55	1.63	99.9		0.551	2	2.9	14728

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	3HGI	1.55	20	33822	1779	99.63	0.21008	0.20846	0.239	RANDOM	27.015

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]
0.9		0.51	-0.07		-0.73

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.13
r_dihedral_angle_4_deg	24.892
r_dihedral_angle_3_deg	14.657
r_dihedral_angle_1_deg	5.896
r_scangle_it	3.269
r_scbond_it	2.26
r_mcangle_it	1.536
r_angle_refined_deg	1.534
r_mcbond_it	0.967
r_nbtor_refined	0.317
r_nbd_refined	0.214
r_symmetry_hbond_refined	0.214
r_symmetry_vdw_refined	0.206
r_xyhbond_nbd_refined	0.178
r_chiral_restr	0.127
r_metal_ion_refined	0.059
r_symmetry_metal_ion_refined	0.051
r_bond_refined_d	0.013
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2002
Nucleic Acid Atoms
Solvent Atoms	287
Heterogen Atoms	70

Software

Software
Software Name	Purpose
MAR345dtb	data collection
MOLREP	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling