3EI5

Crystal structure of LL-diaminopimelate aminotransferase from Arabidopsis thaliana complexed with PLP-Glu: an external aldimine mimic

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2Z20	PDB entry 2Z20

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	298	45% (NH4)2SO4, 0.1 M HEPES pH 7.5, 3% PEG400, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.75	55.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 102.556	α = 90
b = 102.556	β = 90
c = 171.953	γ = 120

Symmetry
Space Group	P 32 2 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 315		2007-03-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-2	0.978483	SSRL	BL9-2

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	2.05	40	94.5	0.116			62726	62726

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	2.05	2.12	68.2		0.586

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 2Z20	2.05	39.47	59477	59477	3186	94.51	0.17303	0.17046	0.22078	RANDOM	29.898

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]
-1.46	-0.73		-1.46		2.19

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.374
r_dihedral_angle_4_deg	22.125
r_dihedral_angle_3_deg	16.26
r_dihedral_angle_1_deg	6.162
r_scangle_it	4.053
r_scbond_it	2.668
r_angle_refined_deg	1.64
r_mcangle_it	1.598
r_mcbond_it	1.003
r_nbtor_refined	0.313
r_nbd_refined	0.207
r_symmetry_vdw_refined	0.164
r_symmetry_hbond_refined	0.142
r_xyhbond_nbd_refined	0.137
r_chiral_restr	0.12
r_bond_refined_d	0.019
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6308
Nucleic Acid Atoms
Solvent Atoms	482
Heterogen Atoms	84

Software

Software
Software Name	Purpose
Blu-Ice	data collection
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling