Experiment: 2RJO

Crystal structure of Twin-arginine translocation pathway signal protein from Burkholderia phytofirmans

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		277	0.2M Ammonium sulfate, 25% PEG 8000, 1% D-galactose, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.53	51.35

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 51.197	α = 90
b = 51.504	β = 90
c = 138.757	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	100	CCD	ADSC QUANTUM 315	mirrors	2007-10-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X29A	0.97900	NSLS	X29A

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	2.04	50	85.1	0.07	8.6	10.2	20727	20727			12.7

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	2.04	2.11	44.2		0.351	1	2.9	1039

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	2.05	41.2	20727	19564	560	82.3	0.234	0.234	0.245	0.281	0.295	RANDOM	25.2

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]
10.92			-6.58		-4.34

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	23.1
c_angle_deg	1.3
c_improper_angle_d	0.81
c_bond_d	0.009

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2438
Nucleic Acid Atoms
Solvent Atoms	119
Heterogen Atoms	32

Software

Software
Software Name	Purpose
CNS	refinement
CBASS	data collection
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SHELXD	phasing
SHELXE	model building
CCP4	phasing