3EN0

The Structure of Cyanophycinase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.6	293	12 mg/ml protein, 1.6 M ammonium sulfate, 0.1 M MES, 12% v/v dioxane, pH 6.6, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.19	43.73

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 75.847	α = 90
b = 133.008	β = 90
c = 164.306	γ = 90

Symmetry
Space Group	C 2 2 21

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 210		2007-03-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-ID	1.00	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	1.5	50	98.5	0.048	16.2	6.5	132508	130519	-3	-3

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	1.5	1.55	97.8		0.463	3.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	SAD	THROUGHOUT	1.5	50	132508	123190	6478	97.92	0.15737	0.15622	0.17914	RANDOM	15.625

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]
-0.02			-0.03		0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.481
r_dihedral_angle_4_deg	14.082
r_dihedral_angle_3_deg	13.039
r_dihedral_angle_1_deg	6.396
r_scangle_it	2.855
r_scbond_it	1.948
r_angle_refined_deg	1.37
r_mcangle_it	1.147
r_mcbond_it	0.975
r_angle_other_deg	0.931
r_symmetry_vdw_other	0.244
r_symmetry_vdw_refined	0.224
r_nbd_refined	0.206
r_nbd_other	0.201
r_mcbond_other	0.194
r_nbtor_refined	0.172
r_symmetry_hbond_refined	0.141
r_xyhbond_nbd_refined	0.131
r_nbtor_other	0.085
r_chiral_restr	0.084
r_bond_refined_d	0.011
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6023
Nucleic Acid Atoms
Solvent Atoms	787
Heterogen Atoms	15

Software

Software
Software Name	Purpose
ADSC	data collection
PHENIX	model building
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing