2FCT

SyrB2 with Fe(II), chloride, and alpha-ketoglutarate

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	277.15	15% PEG 3350, 250 mM Na formate, spermine tetra-HCl, n-decanoyl sucrose, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K

Crystal Properties
Matthews coefficient	Solvent content
2.26	45.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.15	α = 90
b = 89.6	β = 90
c = 124.89	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	NOIR-1	Rosenbaum-Rock monochromator #1 high-resolution double-crystal sagittal focusing, Rosenbaum-Rock monochromator #2 double crystal, Rosenbaum-Rock vertical focusing mirror	2005-02-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 4.2.2	1.1271	ALS	4.2.2

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	1.6	44.8	95.9	0.059	13.3	6.51	81779	81779

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	1.6	1.66	92.2		0.459	3.9	5.44	446

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.6	44.8	77713	77713	3867	91.11	0.176	0.176	0.175	0.204	RANDOM	14.693

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]
-0.03			0.01		0.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.252
r_dihedral_angle_3_deg	14.269
r_dihedral_angle_4_deg	13.463
r_dihedral_angle_1_deg	6.602
r_scangle_it	2.956
r_scbond_it	2.081
r_angle_refined_deg	1.407
r_angle_other_deg	1.306
r_mcangle_it	1.274
r_mcbond_it	1.11
r_symmetry_vdw_other	0.242
r_nbd_refined	0.21
r_nbd_other	0.193
r_mcbond_other	0.192
r_nbtor_refined	0.187
r_symmetry_vdw_refined	0.173
r_xyhbond_nbd_refined	0.136
r_symmetry_hbond_refined	0.115
r_chiral_restr	0.087
r_nbtor_other	0.087
r_bond_refined_d	0.011
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4818
Nucleic Acid Atoms
Solvent Atoms	517
Heterogen Atoms	60

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
d*TREK	data reduction
d*TREK	data scaling
SHARP	phasing