5D3L

First bromodomain of BRD4 bound to inhibitor XD35

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	PEG3350, Bis-tris, ammonium acetate

Crystal Properties
Matthews coefficient	Solvent content
1.92	36.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 41.58	α = 90
b = 47.94	β = 90
c = 58.32	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	PSI PILATUS 6M		2012-12-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA	1.000	SLS	X06SA

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	1.5	37	97.4	0.068	9.6	3.5		18613

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	1.5	1.58	98.3		0.183	2.4		2693

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	1.5	37	16718	1850	96.38	0.17881	0.17631	0.20128	RANDOM	16.011

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]
1.06			-1.42		0.36

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.609
r_dihedral_angle_4_deg	26.865
r_dihedral_angle_3_deg	12.875
r_dihedral_angle_1_deg	4.809
r_long_range_B_refined	3.429
r_long_range_B_other	3.065
r_angle_refined_deg	1.362
r_angle_other_deg	0.791
r_scangle_other	0.545
r_mcangle_it	0.424
r_mcangle_other	0.424
r_scbond_it	0.345
r_scbond_other	0.344
r_mcbond_it	0.249
r_mcbond_other	0.248
r_chiral_restr	0.075
r_bond_refined_d	0.007
r_gen_planes_refined	0.007
r_gen_planes_other	0.003
r_bond_other_d	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1062
Nucleic Acid Atoms
Solvent Atoms	195
Heterogen Atoms	30

Software

Software
Software Name	Purpose
REFMAC	refinement
SCALA	data scaling
PHASER	phasing
iMOSFLM	data reduction