4LZS

Crystal Structure of BRD4(1) bound to inhibitor XD46

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7.5	293	NaCitrate, PEG 3,350, pH 7.5, vapor diffusion, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.11	41.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 37.42	α = 90
b = 43.9	β = 90
c = 77.53	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	CCD	RIGAKU SATURN 944+	VARIMAX VHF Focussing mirrors	2013-01-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.54187

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	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	2.2	38.765	99.2	0.136	6	2.9		6808

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.2	2.28	99.7		0.307	3.3	2.9	646

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	2.2	12.4	6785	320	98.76	0.1946	0.1921	0.2421	RANDOM	13.5877

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]
0.92			-0.65		-0.27

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	42.382
r_dihedral_angle_4_deg	17.166
r_dihedral_angle_3_deg	14.646
r_dihedral_angle_1_deg	5.27
r_angle_refined_deg	1.307
r_angle_other_deg	0.771
r_mcangle_it	0.292
r_mcbond_it	0.162
r_mcbond_other	0.161
r_chiral_restr	0.069
r_bond_refined_d	0.007
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1062
Nucleic Acid Atoms
Solvent Atoms	92
Heterogen Atoms	15

Software

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