1OIJ

Crystal structure of the alkylsulfatase AtsK, a non-heme Fe(II) alphaketoglutarate dependent Dioxygenase in complex with alphaketoglutarate

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.5		50 MM NA ACETATE 50 MM NA CITRATE PH 5.5, 10 % PEG 4000 30 % GLYCEROL

Crystal Properties
Matthews coefficient	Solvent content
3.17	60

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.447	α = 90
b = 144.876	β = 90
c = 160.692	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	MARRESEARCH	PREMIRROR, TRIANGULAR MONOCHROMATOR, BENT MIRROR		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X11		EMBL/DESY, HAMBURG	X11

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	2.07	38.92	98.8	0.1042	13.51	4.65		102501

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	2.07	2.2	94.6		0.4099	3.06	3.2

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	PDB ENTRY 1OIH	2.1	38.92	94338	4763	100	0.192	0.191	0.215	RANDOM	35.43

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]
-1.97			2.51		-0.54

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.294
r_scangle_it	5.989
r_scbond_it	3.745
r_mcangle_it	2.822
r_angle_refined_deg	1.601
r_mcbond_it	1.461
r_symmetry_vdw_refined	0.311
r_symmetry_hbond_refined	0.245
r_nbd_refined	0.219
r_metal_ion_refined	0.204
r_xyhbond_nbd_refined	0.143
r_chiral_restr	0.116
r_bond_refined_d	0.018
r_gen_planes_refined	0.008
r_bond_other_d
r_angle_other_deg
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_gen_planes_other
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_other
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	7708
Nucleic Acid Atoms
Solvent Atoms	691
Heterogen Atoms	44

Software

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