4O0F

Crystal structure of the human L-asparaginase protein T219A mutant

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	293	2.2-2.5 M sodium Malonate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.37	48.14

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.471	α = 90
b = 59.471	β = 90
c = 299.241	γ = 120

Symmetry
Space Group	P 65

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	93	IMAGE PLATE	RIGAKU RAXIS IV++		2012-10-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.5418

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	1.92	30	96.3	0.06	11.78	2.9	43516	43516

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	1.92	2.04	87.6		0.375	1.86

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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 4GDV	1.92	29.59	40863	40863	2214	95.26	0.16719	0.16461	0.21481	RANDOM	26.434

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]
-3.2			-3.2		6.4

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.013
r_dihedral_angle_3_deg	19.315
r_dihedral_angle_4_deg	18.048
r_dihedral_angle_1_deg	7.805
r_long_range_B_refined	3.815
r_long_range_B_other	3.786
r_mcangle_it	2.375
r_mcangle_other	2.369
r_scangle_other	2.243
r_angle_refined_deg	1.741
r_mcbond_it	1.695
r_mcbond_other	1.688
r_scbond_it	1.553
r_scbond_other	1.548
r_angle_other_deg	0.949
r_chiral_restr	0.099
r_bond_refined_d	0.012
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4270
Nucleic Acid Atoms
Solvent Atoms	155
Heterogen Atoms	24

Software

Software
Software Name	Purpose
CrystalClear	data collection
MOLREP	phasing
REFMAC	refinement
XDS	data reduction
XDS	data scaling