1ZNN

Structure of the synthase subunit of PLP synthase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7	293	PEG 8000, (NH4)2SO4, cacodylate, pH 7.0, VAPOR DIFFUSION, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.1	65

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 162.531	α = 90
b = 163.917	β = 90
c = 186.804	γ = 90

Symmetry
Space Group	C 2 2 2

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	CUSTOM-MADE	mirrors	2005-03-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.97951	APS	19-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.2	50	99.9			125880	125880	1	1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.2	49.94	1	125880	119560	6320	99.94	0.198	0.16117	0.15925	0.19804	RANDOM	40.211

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]
0.28			-0.97		0.69

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.378
r_dihedral_angle_4_deg	18.639
r_dihedral_angle_3_deg	15.465
r_dihedral_angle_1_deg	6.047
r_scangle_it	4.11
r_scbond_it	2.587
r_angle_refined_deg	1.564
r_mcangle_it	1.431
r_mcbond_it	0.896
r_symmetry_hbond_refined	0.352
r_symmetry_vdw_refined	0.347
r_nbtor_refined	0.306
r_xyhbond_nbd_refined	0.224
r_nbd_refined	0.212
r_chiral_restr	0.11
r_bond_refined_d	0.017
r_gen_planes_refined	0.006
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	11034
Nucleic Acid Atoms
Solvent Atoms	1507
Heterogen Atoms	108

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
CCP4	data scaling
SHELXS	phasing