8ASH

Crystal structure of d(CCGGGGTACCCCGG) with XRB

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		294	8%MPD, 1mM BaCl2, 5mM Spermine

Crystal Properties
Matthews coefficient	Solvent content
2.26	45.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 41.76	α = 90
b = 41.76	β = 90
c = 88.96	γ = 90

Symmetry
Space Group	P 41 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	270	PIXEL	DECTRIS PILATUS 2M		2022-08-03		SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ELETTRA BEAMLINE 5.2R	2.00	ELETTRA	5.2R

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	1.837	37.8	98.83	0.114	0.12	0.038	0.996	50.8	10.4		7419

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.837	1.885	90.94		0.716

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	5WV7	1.837	37.8	7295	361	98.835	0.144	0.1415	0.1927	43.764

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]
0.012			0.012		-0.024

RMS Deviations
Key	Refinement Restraint Deviation
r_lrange_it	5.787
r_lrange_other	5.784
r_scangle_it	2.47
r_scangle_other	2.469
r_scbond_other	1.856
r_scbond_it	1.855
r_angle_refined_deg	1.741
r_angle_other_deg	1.383
r_symmetry_xyhbond_nbd_refined	0.476
r_nbtor_refined	0.269
r_nbd_other	0.251
r_symmetry_nbd_other	0.211
r_symmetry_nbd_refined	0.153
r_chiral_restr	0.152
r_nbd_refined	0.084
r_symmetry_nbtor_other	0.058
r_xyhbond_nbd_refined	0.035
r_bond_refined_d	0.014
r_gen_planes_refined	0.013
r_bond_other_d	0.003
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms
Nucleic Acid Atoms	568
Solvent Atoms
Heterogen Atoms	22

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing