6LA2

343 bp di-nucleosome harboring cohesive DNA termini assembled with linker histone H1.0

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.5	291.15	Calcium chloride, Potassium chloride, Sodium acetate

Crystal Properties
Matthews coefficient	Solvent content
2.89	57.45

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 107.755	α = 90
b = 205.904	β = 97.19
c = 237.677	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	98.15	PIXEL	DECTRIS PILATUS 2M-F		2018-09-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06DA	1	SLS	X06DA

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	3.89	49.35	99.3	0.071	0.084	0.044	1	11.4	6.9		93763

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	3.89	4.1	96.1		1.747	0.478		6.7

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	6LAB, 4QLC	3.89	49.35	91832	1885	99.28	0.2005	0.1991	0.2666	RANDOM	223.443

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]
-11.53		-2.52	-2.73		14.44

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.44
r_dihedral_angle_3_deg	19.461
r_dihedral_angle_4_deg	17.075
r_dihedral_angle_1_deg	6.258
r_angle_other_deg	2.31
r_angle_refined_deg	1.207
r_chiral_restr	0.065
r_bond_other_d	0.027
r_gen_planes_other	0.007
r_gen_planes_refined	0.006

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.44
r_dihedral_angle_3_deg	19.461
r_dihedral_angle_4_deg	17.075
r_dihedral_angle_1_deg	6.258
r_angle_other_deg	2.31
r_angle_refined_deg	1.207
r_chiral_restr	0.065
r_bond_other_d	0.027
r_gen_planes_other	0.007
r_gen_planes_refined	0.006
r_bond_refined_d	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	25698
Nucleic Acid Atoms	28130
Solvent Atoms
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction
SCALA	data scaling
PHASER	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.