9GAA

PRECURSOR OF THE T152A MUTANT GLYCOSYLASPARAGINASE FROM FLAVOBACTERIUM MENINGOSEPTICUM

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		PROTEIN WAS CRYSTALLIZED FROM 15% PEG 3300, 100MM TRIS, PH 7.5, 0.2M LITHIUM SULFATE, 0.1% SODIUM AZIDE

Crystal Properties
Matthews coefficient	Solvent content
2.26	45

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.3	α = 80.8
b = 52.8	β = 90.5
c = 62.4	γ = 105.1

Symmetry
Space Group	P 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	RIGAKU RAXIS IIC	YALE MIRRORS	1996-07-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU300

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	42.3	90.9	7.6	13.8	1.8		29429		-2

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	2.18	67.7		11.8	8.3	1.74

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	OTHER	THROUGHOUT	PDB ENTRY 2GAW	2.1	6	28279	2269	89.8	0.232	0.232	0.297	RANDOM	10.7

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
x_dihedral_angle_d	24.5
x_scbond_it	5.3
x_mcbond_it	4.6
x_angle_deg	3.3
x_improper_angle_d	1.4
x_bond_d	0.019
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcangle_it
x_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4238
Nucleic Acid Atoms
Solvent Atoms	124
Heterogen Atoms

Software

Software
Software Name	Purpose
XTALVIEW	refinement
MLPHARE	phasing
DM	model building
X-PLOR	refinement
DENZO	data reduction
SCALEPACK	data scaling
DM	phasing