3PUE

Crystal structure of the complex of Dhydrodipicolinate synthase from Acinetobacter baumannii with lysine at 2.6A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	5.6	298	1.8M ammonium sulphate, 0.1M bis-tris, pH 5.6, VAPOR DIFFUSION, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.72	54.78

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 169.038	α = 90
b = 169.038	β = 90
c = 61.856	γ = 120

Symmetry
Space Group	H 3

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	77	CCD	MARRESEARCH	MIRROR	2010-10-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM14	0.97	ESRF	BM14

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	2.6	84.5	99.7	0.082	15.1		20253	20253			49.4

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	2.6	2.64	97		0.378	2.3

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	3NOE	2.6	48.8	20193	20193	979	99.6	0.203	0.203	0.235	RANDOM	34.8

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]
0.05	3.9		0.05		-0.11

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	22.4
c_scangle_it	3.32
c_scbond_it	2.34
c_mcangle_it	2.04
c_angle_deg	1.7
c_mcbond_it	1.28
c_improper_angle_d	1.07
c_bond_d	0.009
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4390
Nucleic Acid Atoms
Solvent Atoms	164
Heterogen Atoms	43

Software

Software
Software Name	Purpose
HKL-2000	data collection
AMoRE	phasing
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling