3E4G

Crystal structure of bovine coupling Factor B, G28E mutant

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7.4	277	50% PPG 400, 100 mM Tris-HCl pH 7.4, VAPOR DIFFUSION, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.28	46.04

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 107.476	α = 90
b = 50.01	β = 109.37
c = 36.886	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	ADSC QUANTUM 210	KOHZU	2007-05-12		SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.3.1	1.0332	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	0.955	50.7	99.99	0.078	15.7	4.2	95943	92547		2	9.763

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	0.955	0.985	100		0.33	2	1.6	1198

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	0.96	30	91066	4823	99.99	0.144	0.143	0.164	RANDOM	14.542

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]
0.11		0.05	0.14		-0.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.704
r_dihedral_angle_4_deg	24.639
r_sphericity_free	14.16
r_dihedral_angle_3_deg	11.265
r_scangle_it	6.545
r_sphericity_bonded	6.354
r_dihedral_angle_1_deg	6.238
r_scbond_it	4.699
r_mcangle_it	3.274
r_rigid_bond_restr	2.268
r_mcbond_it	2.217
r_angle_other_deg	2.144
r_angle_refined_deg	2.12
r_mcbond_other	1.107
r_chiral_restr	0.15
r_bond_refined_d	0.027
r_gen_planes_refined	0.014
r_bond_other_d	0.004
r_gen_planes_other	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1508
Nucleic Acid Atoms
Solvent Atoms	265
Heterogen Atoms	9

Software

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