5XDQ

Bovine heart cytochrome c oxidase in the fully oxidized state with pH 7.3 at 1.77 angstrom resolution

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	BATCH MODE	7.3	277	3% polythylene glycol (PEG), 0.35% decal maltose, 0.70% fluorinated octyl-maltoside, 33mM sodium acetate, 25mM Tris-HCL (pH 7.3)

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 183.307	α = 90
b = 205.904	β = 90
c = 177.526	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	50	CCD	RAYONIX MX-225		2014-07-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL44XU	0.9	SPring-8	BL44XU

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	1.77	200	99.9	0.086	13	8.9		643861

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.77	1.79	100			8.2	16039

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	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	1V54	1.77	134.453	611017	32361	99.59	0.1652	0.1639	0.1904	RANDOM	45.057

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]
-0.29			6.37		-6.08

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.805
r_sphericity_free	25.121
r_sphericity_bonded	23.645
r_dihedral_angle_3_deg	13.76
r_dihedral_angle_4_deg	13.607
r_dihedral_angle_1_deg	5.164
r_rigid_bond_restr	2.409
r_angle_refined_deg	1.203
r_chiral_restr	0.082
r_gen_planes_refined	0.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.805
r_sphericity_free	25.121
r_sphericity_bonded	23.645
r_dihedral_angle_3_deg	13.76
r_dihedral_angle_4_deg	13.607
r_dihedral_angle_1_deg	5.164
r_rigid_bond_restr	2.409
r_angle_refined_deg	1.203
r_chiral_restr	0.082
r_gen_planes_refined	0.02
r_bond_refined_d	0.011

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	28442
Nucleic Acid Atoms
Solvent Atoms	2883
Heterogen Atoms	2542

Software

Software
Software Name	Purpose
REFMAC	refinement
SCALEPACK	data scaling
PDB_EXTRACT	data extraction
DENZO	data reduction
MOLREP	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.