2AEO

Crystal structure of cisplatinated bovine Cu,Zn superoxide dismutase

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	298	50mM Tris HCl, 18% PEG 4000, 20% 2-propanol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.87	56.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 47.207	α = 90
b = 50.92	β = 90
c = 146.738	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	100	CCD	OXFORD ONYX CCD	Enhance ultra, graded multilayer	2005-06-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SEALED TUBE	OXFORD DIFFRACTION ENHANCED ULTRA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	1.8	147.44	96.1	0.17	0.17	4.1	4.8	32303	32303			5.9

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.9	81.4		0.42	0.42	1.7	2.2	3880

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1SXS	1.8	44.9	29382	29382	2921	100	0.20545	0.20545	0.20243	0.23601	RANDOM	7.303

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]
0.71			-0.23		-0.49

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.997
r_dihedral_angle_4_deg	16.34
r_dihedral_angle_3_deg	13.557
r_dihedral_angle_1_deg	6.485
r_sphericity_free	6.117
r_scangle_it	3.437
r_scbond_it	2.222
r_angle_refined_deg	1.439
r_mcangle_it	1.146
r_mcbond_it	0.784
r_nbtor_refined	0.298
r_nbd_refined	0.184
r_xyhbond_nbd_refined	0.159
r_symmetry_hbond_refined	0.155
r_symmetry_vdw_refined	0.132
r_chiral_restr	0.106
r_metal_ion_refined	0.071
r_bond_refined_d	0.014
r_gen_planes_refined	0.005
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_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_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2184
Nucleic Acid Atoms
Solvent Atoms	287
Heterogen Atoms	10

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
CCP4	data scaling
MOLREP	phasing