4LTG

Dehydration/Rehydration of a Nucleic Acid system containing a Polypyridyl Ruthenium Complex at 74% relative humidity (2/7)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.3	293	1ul 1mM d(TCGGCGCCGA)2, 1ul 4mM lambda-[Ru(TAP)2(dppz)]2+, 6ul 12mM spermine, 10% MPD, 40mM sodium cacodylate, 80mM KCl, 20mM BaCl2. Equilibriated against 1ml 35% MPD, pH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.22	44.56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.3	α = 90
b = 44.3	β = 90
c = 27.55	γ = 90

Symmetry
Space Group	P 43 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	298	PIXEL	DECTRIS PILATUS 6M		2012-12-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I02	0.8266	Diamond	I02

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.18	31.32	95.5			8969	8969		2.7

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.18	1.21	97.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 3S80	1.18	31.32	8525	8525	424	94.56	0.09035	0.09035	0.08929	0.11302	RANDOM	20.251

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]
-0.28			-0.28		0.55

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	52.83
r_sphericity_bonded	18.366
r_scangle_other	7.815
r_rigid_bond_restr	7.515
r_scbond_it	5.729
r_scbond_other	5.719
r_long_range_B_refined	4.225
r_long_range_B_other	4.091
r_angle_refined_deg	3.143
r_angle_other_deg	1.918
r_chiral_restr	0.694
r_gen_planes_refined	0.039
r_bond_refined_d	0.022
r_gen_planes_other	0.008
r_bond_other_d	0.006
r_dihedral_angle_1_deg
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_it
r_mcbond_other
r_mcangle_it
r_mcangle_other
r_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms
Nucleic Acid Atoms	202
Solvent Atoms	43
Heterogen Atoms	53

Software

Software
Software Name	Purpose
GDA	data collection
PHASER	phasing
REFMAC	refinement
XDS	data reduction
SCALA	data scaling