Experiment: 6CRT

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH		293	2 ul drop containing 8 mg/ml Arg65Gln E.coli PCK, 5 mM MnCl2, 5 mM MgCl2, 2mM ATP, 2mM pyruvate, 1mM EDTA, 200 mM ammonium acetate, 100 mM sodium acetate pH 4.4 and 12% PEG 4000, was added to 2 ul drop containing 0.2 M magnesium acetate and 20% PEG 3350. Rod like crystals formed after 7 days, and where soaked in cryoprotectant solution containing 30% glycerol, 1mM EDTA, 100 mM sodium acetae, 200 mM ammonium acetate and 12% PEG 4000 for 10 seconds and flashed cooled in liquid nitrogen

Crystal Properties
Matthews coefficient	Solvent content
2.34	47.36

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 124.993	α = 90
b = 95.301	β = 96.4
c = 46.34	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	105	CCD	RAYONIX MX300HE		2013-10-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CLSI BEAMLINE 08ID-1	0.98	CLSI	08ID-1

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	1.99	46.646	91.5	0.35	3.07	2.1		39657			18.69

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	1.85	1.92			0.81

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1AYL	1.995	46.051	1.4	30873	2000	84.02	0.16	0.1565	0.2105

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	11.285
f_angle_d	0.933
f_chiral_restr	0.055
f_bond_d	0.007
f_plane_restr	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4135
Nucleic Acid Atoms
Solvent Atoms	382
Heterogen Atoms	33

Software

Software
Software Name	Purpose
PHENIX	refinement
HKL-2000	data scaling
PDB_EXTRACT	data extraction
HKL-2000	data reduction
PHENIX	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 R01GM157729.