Experiment: 38NQ

Structure of TONSOKU (TSK)/BRU1 TPR domain bound to Histone H3.1 K27ac

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	7T7T

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	294.15	25% 1,2-Propanediol, 20% glycerol, 0.1M sodium potassium phosphate pH 6

Crystal Properties
Matthews coefficient	Solvent content
3.23	61.96

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 82.93	α = 90
b = 92.36	β = 90
c = 207.49	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	PIXEL	DECTRIS EIGER X 16M		2023-11-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS-II BEAMLINE 17-ID-2	1	NSLS-II	17-ID-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Rrim I (All)	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	2.79	40.35	97.9	0.047	15.8	4.5		39609			100.34

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Rrim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.79	2.89	97.6		0.474

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	2.79	40.35	1.34	39609	2015	97.84	0.2584	0.2562	0.2605	0.2988	0.3022	109.02

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	18.111
f_angle_d	1.0155
f_chiral_restr	0.0456
f_plane_restr	0.0086
f_bond_d	0.0083

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7026
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	15

Software

Software
Software Name	Purpose
PHENIX	refinement
Coot	model building
Aimless	data scaling
XDS	data reduction
PHASER	phasing