6G0S

Crystal Structure of the first bromodomain of human BRD4 in complex with an acetylated SIRT7 peptide (K272ac/K275ac)

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2OSS	Ensemble of 2OSS, 2OUO, 2GRC, 2OO1, 3DAI, 3D7C, 3DWY
experimental model	PDB	2OUO	Ensemble of 2OSS, 2OUO, 2GRC, 2OO1, 3DAI, 3D7C, 3DWY
experimental model	PDB	2GRC	Ensemble of 2OSS, 2OUO, 2GRC, 2OO1, 3DAI, 3D7C, 3DWY
experimental model	PDB	2OO1	Ensemble of 2OSS, 2OUO, 2GRC, 2OO1, 3DAI, 3D7C, 3DWY
experimental model	PDB	3DAI	Ensemble of 2OSS, 2OUO, 2GRC, 2OO1, 3DAI, 3D7C, 3DWY
experimental model	PDB	3D7C	Ensemble of 2OSS, 2OUO, 2GRC, 2OO1, 3DAI, 3D7C, 3DWY
experimental model	PDB	3DWY	Ensemble of 2OSS, 2OUO, 2GRC, 2OO1, 3DAI, 3D7C, 3DWY

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	277	20.0 % PEG3350 10.0 % EtGly 0.1 M bis-tris-propane pH 8.5 0.2M NaOOCCH3

Crystal Properties
Matthews coefficient	Solvent content
2.12	41.88

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.393	α = 90
b = 59.376	β = 90
c = 106.017	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 PILATUS 6M-F		2016-04-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I03	0.9763	Diamond	I03

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym I (Observed)	Rrim I (All)	Rpim 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	1.475	51.805	100	0.077	0.084	0.031	14.5	7.2	45984	45984

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Rrim I (All)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.48	1.55	100		0.955	0.955	1.031	0.385	0.8	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	Ensemble of 2OSS, 2OUO, 2GRC, 2OO1, 3DAI, 3D7C, 3DWY	1.48	51.8	43853	2061	99.97	0.1786	0.1771	0.2095	RANDOM	21.015

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]
0.22			0.01		-0.23

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.909
r_dihedral_angle_4_deg	22.081
r_dihedral_angle_3_deg	13.177
r_dihedral_angle_1_deg	5.771
r_angle_refined_deg	1.654
r_angle_other_deg	1.026
r_chiral_restr	0.109
r_bond_refined_d	0.015
r_gen_planes_refined	0.009
r_bond_other_d	0.002

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.909
r_dihedral_angle_4_deg	22.081
r_dihedral_angle_3_deg	13.177
r_dihedral_angle_1_deg	5.771
r_angle_refined_deg	1.654
r_angle_other_deg	1.026
r_chiral_restr	0.109
r_bond_refined_d	0.015
r_gen_planes_refined	0.009
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2162
Nucleic Acid Atoms
Solvent Atoms	245
Heterogen Atoms	12

Software

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

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 R01GM157729.