5IGM

Crystal structure of the bromodomain of human BRD9 in complex with bromosporine (BSP)

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	277	0.1 M bis tris pH 5.5, 0.2 M sodium chloride, 25% PEG3350

Crystal Properties
Matthews coefficient	Solvent content
2.31	46.74

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.177	α = 90
b = 125.677	β = 90
c = 29.787	γ = 90

Symmetry
Space Group	P 21 21 2

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		2013-07-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04	0.9795	Diamond	I04

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	1.6	28.98	99.9	0.029	0.012	28	6.4		35807			28.4

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	1.6	1.69	100		0.503	3.9	6.6

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	3HME, 2GRC, 2NXB, 2OO1, 2OSS, 2OUO, 2RFJ, 3DAI, 3D7C, 3DWY	1.6	28.69	33962	1789	99.86	0.22248	0.22022	0.26581	RANDOM	38.381

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]
1.88			-2.04		0.16

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.337
r_dihedral_angle_4_deg	16.8
r_dihedral_angle_3_deg	12.497
r_long_range_B_refined	10.252
r_long_range_B_other	10.25
r_scangle_other	9.611
r_scbond_other	7.687
r_scbond_it	7.684
r_mcangle_it	5.573
r_mcangle_other	5.571
r_mcbond_other	4.947
r_mcbond_it	4.945
r_dihedral_angle_1_deg	4.237
r_angle_refined_deg	1.423
r_angle_other_deg	0.786
r_chiral_restr	0.086
r_bond_refined_d	0.014
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	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	1833
Nucleic Acid Atoms
Solvent Atoms	120
Heterogen Atoms	44

Software

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