4V5L

The structure of EF-Tu and aminoacyl-tRNA bound to the 70S ribosome with a GTP analog

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.3		100 MM MES PH 6.3, 60-100 MM KCL, 50 MM SUCROSE, 1% GLYCEROL, AND 5.3% (W/V) PEG20K

Crystal Properties
Matthews coefficient	Solvent content
3.3	62.73

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 197.598	α = 90
b = 274.932	β = 91.81
c = 282.459	γ = 90

Symmetry
Space Group	P 1 21 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		2010-06-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4		ESRF	ID14-4

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	3.1	50	98.8	0.02	6.98	5.2		537024		1.16	56.3

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	3.1	3.2	89.6		1.26	1.16	4.3

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 2WRO	3.1	50	537024	26914	98.8	0.2312	0.2312	0.2681	INHERITED FROM 2WRN	85.3

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]
8.94		-0.51	-4.04		-4.91

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	29.1
c_improper_angle_d	1.57
c_angle_deg	1.2
c_bond_d	0.007
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
c_mcbond_it
c_mcangle_it
c_scbond_it
c_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	22289
Nucleic Acid Atoms	37509
Solvent Atoms	1
Heterogen Atoms	79

Software

Software
Software Name	Purpose
CNS	model building
CNS	refinement
XDS	data reduction
XDS	data scaling
CNS	phasing