3ESL

Crystal structure of the conserved N-terminal domain of the mitotic checkpoint component BUB1

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	9.6	291	LITHIUM SALT, pH 9.60, VAPOR DIFFUSION, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.82	56.38

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 130.304	α = 90
b = 59.784	β = 97.96
c = 71.299	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	CCD	ADSC QUANTUM 315		2006-05-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM14		ESRF	BM14

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	1.74	34.92	98.2	0.039	0.039	16.8	4.1		54924			26.8

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.74	1.78	98.2		0.249	0.249		3.5

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	SAD	THROUGHOUT	1.74	34.92	54921	2783	98.1	0.19	0.19	0.216	RANDOM	30.41

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.625
r_dihedral_angle_4_deg	16.507
r_dihedral_angle_3_deg	13.02
r_dihedral_angle_1_deg	4.758
r_scangle_it	4.705
r_mcangle_it	3.158
r_scbond_it	3.083
r_mcbond_it	2.309
r_angle_refined_deg	1.075
r_symmetry_hbond_refined	0.435

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.625
r_dihedral_angle_4_deg	16.507
r_dihedral_angle_3_deg	13.02
r_dihedral_angle_1_deg	4.758
r_scangle_it	4.705
r_mcangle_it	3.158
r_scbond_it	3.083
r_mcbond_it	2.309
r_angle_refined_deg	1.075
r_symmetry_hbond_refined	0.435
r_nbtor_refined	0.308
r_symmetry_vdw_refined	0.228
r_nbd_refined	0.196
r_xyhbond_nbd_refined	0.112
r_chiral_restr	0.073
r_bond_refined_d	0.009
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3464
Nucleic Acid Atoms
Solvent Atoms	237
Heterogen Atoms	26

Software

Software
Software Name	Purpose
PHENIX	model building
REFMAC	refinement
PHENIX	phasing

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 R01GM133198.