5HEN

Crystal structure of the N-terminus R100L bromodomain mutant of human BRD2

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4ALH

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	277	1 M ammonium sulfate, 0.1 M MES pH 6.3

Crystal Properties
Matthews coefficient	Solvent content
2.45	49.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 115.381	α = 90
b = 55.757	β = 94.76
c = 68.451	γ = 90

Symmetry
Space Group	C 1 2 1

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		2014-04-25	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 Merge I (Observed)	R Sym 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	1.79	29.44	99.5	0.063	0.042	14.2	5.9	40528	40528

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	1.79	1.83	93.5		0.79	2	5.5

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	4ALH	1.79	29.44	38475	2052	99.44	0.18293	0.18081	0.22267	RANDOM	36.282

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		-0.22	-0.59		-0.37

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.907
r_dihedral_angle_4_deg	14.549
r_dihedral_angle_3_deg	13.746
r_long_range_B_refined	6.43
r_long_range_B_other	6.386
r_dihedral_angle_1_deg	5.242
r_scangle_other	4.373
r_mcangle_it	2.795
r_mcangle_other	2.794
r_scbond_it	2.794
r_scbond_other	2.789
r_mcbond_it	1.926
r_mcbond_other	1.926
r_angle_refined_deg	1.902
r_angle_other_deg	1.032
r_chiral_restr	0.117
r_bond_refined_d	0.021
r_gen_planes_refined	0.011
r_bond_other_d	0.002
r_gen_planes_other	0.002
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	2707
Nucleic Acid Atoms
Solvent Atoms	148
Heterogen Atoms	12

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing