Experiment: 7M11

L-asparaginase from Escherichia coli with bound Aspartic acid

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3ECA

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		291.15	0.1 M Sodium acetate pH 4.6, 8 % w/v PEG 4000

Crystal Properties
Matthews coefficient	Solvent content
1.77	30.42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 58.838	α = 90
b = 126.545	β = 107.36
c = 68.903	γ = 90

Symmetry
Space Group	P 1 21 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	PIXEL	DECTRIS PILATUS 2M		2017-08-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	LNLS BEAMLINE W01B-MX2	1.4587	LNLS	W01B-MX2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	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	1.83	47.18	88.5	0.139	0.167	0.995	5.83	3.103		148021			39.248

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.83	1.94	42.4		0.127	0.28	1.879

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3ECA	1.83	47.18	1.34	74085	1927	87.75	0.2073	0.2061	0.206	0.2524	0.251	34.5772

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	10.934
f_angle_d	1.284
f_chiral_restr	0.069
f_bond_d	0.01
f_plane_restr	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9213
Nucleic Acid Atoms
Solvent Atoms	530
Heterogen Atoms

Software

Software
Software Name	Purpose
XDS	data reduction
XSCALE	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
PHASER	phasing