3E2J

Crystal structure of bovine coupling factor B

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7.4	277	45% PPG 400, 100 mM Bis-Tris pH 6.5, pH 7.4, VAPOR DIFFUSION, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.36	47.85

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 99.556	α = 90
b = 133.941	β = 90
c = 115.711	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	KOHZU	2006-10-12		SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.3.1	1.111	ALS	8.3.1

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	2.9	50	95.8	0.076		3.9		16810

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)
	2.9	3	78.3		0.581		3.1	1349

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	PDB entry 3DZE	2.9	30	16766	840	95.92	0.241	0.237	0.329	RANDOM	69.806

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]
-1.1			4.9		-3.8

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	42.85
r_dihedral_angle_4_deg	21.497
r_dihedral_angle_3_deg	20.468
r_dihedral_angle_1_deg	7.598
r_scangle_it	2.962
r_scbond_it	1.759
r_angle_refined_deg	1.746
r_mcangle_it	1.33
r_mcbond_it	0.692
r_chiral_restr	0.107
r_bond_refined_d	0.017
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5598
Nucleic Acid Atoms
Solvent Atoms	25
Heterogen Atoms	4

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
Blu-Ice	data collection