2GBT

C6A/C111A CuZn Superoxide dismutase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	291	18% PEG8000, 50mM TRIS-HCL, 50mM NaAc, 1mM EDTA, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.33	47.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 156.618	α = 90
b = 35.257	β = 112.17
c = 114.971	γ = 90

Symmetry
Space Group	C 1 2 1

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	MARRESEARCH		2004-06-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MAX II BEAMLINE I711	1.092	MAX II	I711

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	1.7	20	99.4	0.059			64389	64389	1	1

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	1.7	1.79	99.9		0.378	1.8

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	FOURIER SYNTHESIS	THROUGHOUT	1HL4	1.7	20	64389	64189	3249	98.94	0.204	0.204	0.203	0.23	RANDOM	31.885

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]
-1.5		-0.73	2.16		-1.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.789
r_dihedral_angle_3_deg	10.404
r_dihedral_angle_4_deg	10.324
r_dihedral_angle_1_deg	5.687
r_scangle_it	1.604
r_scbond_it	1.201
r_angle_refined_deg	1.031
r_mcangle_it	0.677
r_angle_other_deg	0.673
r_mcbond_it	0.569
r_symmetry_vdw_other	0.182
r_nbd_refined	0.181
r_metal_ion_refined	0.174
r_nbd_other	0.171
r_nbtor_refined	0.156
r_xyhbond_nbd_refined	0.113
r_symmetry_hbond_refined	0.104
r_mcbond_other	0.09
r_symmetry_vdw_refined	0.08
r_nbtor_other	0.079
r_chiral_restr	0.062
r_bond_refined_d	0.006
r_gen_planes_refined	0.003
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4026
Nucleic Acid Atoms
Solvent Atoms	537
Heterogen Atoms	4

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction
CCP4	data scaling
CNS	phasing