Experiment: 1N1C

Crystal Structure Of The Dimeric TorD Chaperone From Shewanella Massilia

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.4	277	ammonium sulfate 1.6M, MES 100mM; Crystals were obtained by mixing 1 microl (1.2mg.ml-1) of protein solution with an equal volume of reservoir solution; Crystal Size (300x200x100 microM3), pH 6.4, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
3.08	59.75

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 65.958	α = 90
b = 93.441	β = 90
c = 95.136	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	MARRESEARCH		2000-08-21	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7A	0.97856, 0.95370, 0.97872	EMBL/DESY, HAMBURG	BW7A

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	2.4	54.2	98.7	0.033	14	3.7	23325	23239			41.5

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)
	2.4	2.53	98.9		0.177	3.6	3.7	3365

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	MAD	THROUGHOUT	2.4	19.96	23149	1119	98.1	0.224	0.224	0.2283	0.255	0.2591	RANDOM	43.8

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]
10.14			-1.81		-8.32

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	19.7
c_scangle_it	3.98
c_scbond_it	2.76
c_mcangle_it	1.77
c_angle_deg	1.2
c_mcbond_it	0.99
c_improper_angle_d	0.87
c_bond_d	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3115
Nucleic Acid Atoms
Solvent Atoms	144
Heterogen Atoms	16

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
SOLVE	phasing
CNS	refinement
CCP4	data scaling