7WMQ

Crystal Structure of the second bromodomain of human BRD2 in complex with the inhibitor Y13157

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		277	3.5 M Sodium formate, 0.1 M Sodium acetate trihydrate pH 4.6

Crystal Properties
Matthews coefficient	Solvent content
3.7	66.74

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 90.08	α = 90
b = 95.08	β = 90
c = 110.4	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	197	PIXEL	DECTRIS PILATUS3 6M		2021-05-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRF BEAMLINE BL18U1	0.97915	SSRF	BL18U1

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	2.37	72.04	95.9	0.189	0.207	0.083	0.986	7.2	6.1		37617

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.37	2.46	100		0.865	0.951	0.391	0.713		5.8

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	6E6J	2.37	72.04	35719	1827	95.82	0.1885	0.1874	0.2109	RANDOM	29.293

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]
1.78			-0.81		-0.97

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.769
r_dihedral_angle_4_deg	18.249
r_dihedral_angle_3_deg	15.523
r_dihedral_angle_1_deg	4.806
r_angle_refined_deg	1.409
r_angle_other_deg	1.056
r_chiral_restr	0.071
r_bond_refined_d	0.009
r_gen_planes_refined	0.005
r_bond_other_d	0.002

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.769
r_dihedral_angle_4_deg	18.249
r_dihedral_angle_3_deg	15.523
r_dihedral_angle_1_deg	4.806
r_angle_refined_deg	1.409
r_angle_other_deg	1.056
r_chiral_restr	0.071
r_bond_refined_d	0.009
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3649
Nucleic Acid Atoms
Solvent Atoms	210
Heterogen Atoms	241

Software

Software
Software Name	Purpose
Aimless	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
iMOSFLM	data reduction
MOLREP	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.