3COJ

Crystal Structure of the BRCT Domains of Human BRCA1 in Complex with a Phosphorylated Peptide from Human Acetyl-CoA Carboxylase 1

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.5	294	100 mM sodium acetate (pH 4.5), 25-27% (v/v) PEG400, and 200 mM calcium acetate, VAPOR DIFFUSION, SITTING DROP, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
3.58	65.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 83.33	α = 90
b = 181.513	β = 90
c = 194.643	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	ADSC QUANTUM 4	MIRRORS	2006-10-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4A	0.97905	NSLS	X4A

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	3.2	30	92.5	0.118	7.7876	3.2	44707	42426

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	3.2	3.31	83.5		0.391	2.843	2.2	3981

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	PDB entry 1JNX	3.21	29.89	44707	42426	2249	91.56	0.2597	0.25713	0.3075	RANDOM	87.613

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]
-0.91			0.58		0.33

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.547
r_dihedral_angle_3_deg	21.392
r_dihedral_angle_4_deg	19.375
r_dihedral_angle_1_deg	6.207
r_angle_refined_deg	1.162
r_scangle_it	0.525
r_nbtor_refined	0.31
r_scbond_it	0.305
r_mcangle_it	0.244
r_nbd_refined	0.213

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.547
r_dihedral_angle_3_deg	21.392
r_dihedral_angle_4_deg	19.375
r_dihedral_angle_1_deg	6.207
r_angle_refined_deg	1.162
r_scangle_it	0.525
r_nbtor_refined	0.31
r_scbond_it	0.305
r_mcangle_it	0.244
r_nbd_refined	0.213
r_symmetry_vdw_refined	0.212
r_xyhbond_nbd_refined	0.154
r_mcbond_it	0.138
r_chiral_restr	0.08
r_symmetry_hbond_refined	0.07
r_bond_refined_d	0.008
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	13867
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

Software
Software Name	Purpose
SnB	phasing
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.