2C2W | pdb_00002c2w

The fluorinase from Streptomyces cattleya is also a chlorinase. Structure of 5'-chloro-5'-deoxyadenosine crystallised in the fluorinase.

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1RQR	PDB ENTRY 1RQR

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		4		32% PEG 1000, 0.1M PHOSPHATE-CITRATE PH4.2, 0.2 M LI2SO4, pH 4.00

Crystal Properties
Matthews coefficient	Solvent content
2.33	0.87

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 75.51	α = 90
b = 129.206	β = 90
c = 183.153	γ = 90

Symmetry
Space Group	C 2 2 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	ADSC CCD	TOROIDAL MIRROR	2005-05-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2		ESRF	ID14-2

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	44.5	98.8	0.1	13.6	4.7		59706		2.4

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	2.1	99.9		0.45	2.4	4.8

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1RQR	2	45	56675	3032	98.2	0.198	0.196	0.19	0.249	0.25	RANDOM	32.2

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]
-0.56			-0.21		0.78

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.945
r_dihedral_angle_4_deg	18.481
r_dihedral_angle_3_deg	14.117
r_dihedral_angle_1_deg	6.636
r_scangle_it	2.174
r_scbond_it	1.374
r_angle_refined_deg	1.212
r_mcangle_it	0.921
r_mcbond_it	0.56
r_symmetry_hbond_refined	0.52
r_symmetry_vdw_refined	0.383
r_nbtor_refined	0.33
r_nbd_refined	0.262
r_xyhbond_nbd_refined	0.24
r_chiral_restr	0.075
r_bond_refined_d	0.009
r_gen_planes_refined	0.004
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6660
Nucleic Acid Atoms
Solvent Atoms	559
Heterogen Atoms	64

Software

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