3K16

Crystal Structure of BRCA1 BRCT D1840T in complex with a minimal recognition tetrapeptide with a free carboxy C-terminus

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	8.5	298	Li2SO4, Tris-HCl, NiCl2, pH 8.5, VAPOR DIFFUSION, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
4.67	73.64

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 114.337	α = 90
b = 114.337	β = 90
c = 123.867	γ = 120

Symmetry
Space Group	P 61 2 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	IMAGE PLATE	MAR scanner 300 mm plate		2008-07-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CLSI BEAMLINE 08ID-1	0.97934	CLSI	08ID-1

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	2.95	38.66	99.6	0.084	10.1	19.7		10632

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	2.95	3.06	96.1		0.675		10.7	984

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	3	38.66	10051	480	99.86	0.227	0.224	0.288	RANDOM	57.243

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]
-0.42	-0.21		-0.42		0.63

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	42.792
r_dihedral_angle_3_deg	24.774
r_dihedral_angle_4_deg	23.374
r_dihedral_angle_1_deg	12.169
r_scangle_it	5.533
r_scbond_it	3.299
r_mcangle_it	2.332
r_mcbond_it	1.229
r_angle_refined_deg	1.064
r_chiral_restr	0.072

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	42.792
r_dihedral_angle_3_deg	24.774
r_dihedral_angle_4_deg	23.374
r_dihedral_angle_1_deg	12.169
r_scangle_it	5.533
r_scbond_it	3.299
r_mcangle_it	2.332
r_mcbond_it	1.229
r_angle_refined_deg	1.064
r_chiral_restr	0.072
r_gen_planes_refined	0.016
r_bond_refined_d	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1730
Nucleic Acid Atoms
Solvent Atoms	6
Heterogen Atoms	2

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.