Experiment: 4A0G

Structure of bifunctional DAPA aminotransferase-DTB synthetase from Arabidopsis thaliana in its apo form.

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4A0F	PDB ENTRY 4A0F

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				BISTRIS 0.1 M PH 5.9, 0.2 M LISO4, 15 % PEG3350

Crystal Properties
Matthews coefficient	Solvent content
2.15	42.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.442	α = 99.96
b = 80.066	β = 107.12
c = 136.939	γ = 97.25

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	CCD	ADSC QUANTUM 315r	MIRRORS	2009-10-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM30A		ESRF	BM30A

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	2.5	48.14	88	0.05	14.81	1.95		95045		-3	40.31

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	2.5	2.55	48.3		0.42	1.91	1.92

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	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	PDB ENTRY 4A0F	2.502	39.574	94991	4750	88.26	0.1803	0.1772	0.1703	0.2391	0.23	47.9

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]
-0.9288	1.8963	1.7088	0.9274	4.38	0.0014

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	15.524
f_angle_d	1.325
f_chiral_restr	0.083
f_bond_d	0.011
f_plane_restr	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	22123
Nucleic Acid Atoms
Solvent Atoms	429
Heterogen Atoms	112

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XDS	data scaling
PHASER	phasing