4O0G

Crystal structure of the human L-asparaginase protein T219V mutant

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4GDV	PDB entry 4GDV

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
2.43	49.32

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.439	α = 90
b = 59.439	β = 90
c = 306.794	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	100	CCD	MARMOSAIC 300 mm CCD		2012-10-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-D	1.0782	APS	21-ID-D

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	2.1	30	97.9	0.098	11.54	3.6	34954	34954

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	2.1	2.22	96		0.559	2.79	3.1

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	2.1	29.18	32973	32973	1712	97.1	0.16867	0.16515	0.2362	RANDOM	28.621

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]
-9.73			-9.73		19.46

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.805
r_dihedral_angle_3_deg	20.258
r_dihedral_angle_4_deg	15.253
r_dihedral_angle_1_deg	7.234
r_long_range_B_refined	4.164
r_long_range_B_other	4.119
r_mcangle_it	2.803
r_mcangle_other	2.803
r_scangle_other	2.623
r_mcbond_it	1.959
r_mcbond_other	1.956
r_scbond_it	1.819
r_scbond_other	1.819
r_angle_refined_deg	1.766
r_angle_other_deg	0.912
r_chiral_restr	0.1
r_bond_refined_d	0.014
r_gen_planes_refined	0.007
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4217
Nucleic Acid Atoms
Solvent Atoms	152
Heterogen Atoms	2

Software

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