4EBB

Structure of DPP2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	295	0.1M sodium acetate, 0.05M zinc acetate, 5% PEG3350, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.68	54.07

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 61.089	α = 90
b = 96.447	β = 90
c = 192.137	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	93	CCD	ADSC QUANTUM 210		2005-07-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-ID	0.97	APS	17-ID

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	37.77	98.89	0.079	20	3.4	72860	72860	2	2

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	2.052	96.77		0.475	2	3	5225

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	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	SAD	THROUGHOUT	2	37.77	2	72860	72860	3868	98.89	0.20959	0.20849	0.22997	RANDOM	32.564

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]
-0.16			0.16

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.368
r_dihedral_angle_4_deg	15.331
r_dihedral_angle_3_deg	12.032
r_dihedral_angle_1_deg	4.694
r_scangle_it	1.521
r_scbond_it	0.983
r_angle_refined_deg	0.864
r_mcangle_it	0.651
r_mcbond_it	0.338
r_chiral_restr	0.062
r_bond_refined_d	0.006
r_gen_planes_refined	0.003
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
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	6962
Nucleic Acid Atoms
Solvent Atoms	512
Heterogen Atoms	45

Software

Software
Software Name	Purpose
ADSC	data collection
SHARP	phasing
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling