6BGN

Crystal Structure of 4-Oxalocrotonate Tautomerase After Incubation with 5-Fluoro-2-hydroxy-2,4-pentadienoate

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	298	100 mM MES, pH 6.5, with 20% PEG 4600 (w/v), and 0.1 M sodium nitrate

Crystal Properties
Matthews coefficient	Solvent content
2.2	44.02

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 87.413	α = 90
b = 88.011	β = 98.26
c = 112.674	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	IMAGE PLATE	MAR scanner 300 mm plate		2013-08-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-B	1.03	APS	23-ID-B

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.51	50	99.6	32.2	3.7		131636

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		THROUGHOUT	1.51	43.29	124537	6595	99.41	0.1183	0.1156	0.1694	RANDOM	22.54

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]
0.85		0.78	-0.64		-0.31

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	41.13
r_dihedral_angle_2_deg	34.912
r_sphericity_bonded	23.407
r_dihedral_angle_4_deg	20.664
r_dihedral_angle_3_deg	12.547
r_mcangle_it	7.795
r_rigid_bond_restr	6.441
r_mcbond_it	6.251
r_mcbond_other	6.178
r_dihedral_angle_1_deg	5.644

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	41.13
r_dihedral_angle_2_deg	34.912
r_sphericity_bonded	23.407
r_dihedral_angle_4_deg	20.664
r_dihedral_angle_3_deg	12.547
r_mcangle_it	7.795
r_rigid_bond_restr	6.441
r_mcbond_it	6.251
r_mcbond_other	6.178
r_dihedral_angle_1_deg	5.644
r_angle_refined_deg	1.269
r_angle_other_deg	0.709
r_chiral_restr	0.075
r_bond_refined_d	0.01
r_gen_planes_refined	0.009
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6735
Nucleic Acid Atoms
Solvent Atoms	641
Heterogen Atoms	255

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.