1CBJ

CRYSTAL STRUCTURE OF BOVINE SUPEROXIDE DISMUTASE CRYSTAL.

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1COB	PDB ENTRY 1COB

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		pH 6.50

Crystal Properties
Matthews coefficient	Solvent content
2.9	55

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 47.77	α = 90
b = 51.13	β = 90
c = 147.99	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	293	IMAGE PLATE	MARRESEARCH	MIRRORS	1997-06-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX9.6		SRS	PX9.6

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	1.65	15	89.1	0.066	7.3	4.4		39196			15.9

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)
	1.65	1.69	68.2		0.157	4.6	4.3

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1COB	1.65	8	44556	44556	1195	90	0.186	0.185	0.228	RANDOM	23.8

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]

RMS Deviations
Key	Refinement Restraint Deviation
p_transverse_tor	37.4
p_special_tor	15
p_staggered_tor	13.5
p_planar_tor	3.8
p_scangle_it	3.545
p_scbond_it	2.269
p_mcangle_it	2.143
p_mcbond_it	1.422
p_multtor_nbd	0.255
p_singtor_nbd	0.175
p_xyhbond_nbd	0.108
p_planar_d	0.028
p_angle_d	0.027
p_plane_restr	0.022
p_bond_d	0.011
p_chiral_restr	0.01
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_orthonormal_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2166
Nucleic Acid Atoms
Solvent Atoms	232
Heterogen Atoms	4

Software

Software
Software Name	Purpose
DENZO	data reduction
CCP4	data reduction
AMoRE	phasing
REFMAC	refinement
CCP4	data scaling