4QMH

The XMAP215 family drives microtubule polymerization using a structurally diverse TOG array

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	293.15	15 mg/ml protein concentration, 21% PEG 4000, 100 mM Tris pH 8.5, and 400 mM Li2SO4, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K

Crystal Properties
Matthews coefficient	Solvent content
2.15	42.85

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 31.788	α = 100.05
b = 32.613	β = 95.23
c = 59.795	γ = 109.95

Symmetry
Space Group	P 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 210		2007-09-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.3.1	1.12714, 0.97957	ALS	8.3.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.65	70	95.3	0.021	33	1.9	45402	25054	2	2	18.2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.65	1.71	88.9		0.117	5.7	1.6	2355

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	1.652	29.907	0.05	24711	24711	1971	93.85	0.1593	0.1593	0.1568	0.187	Random 10%

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]
-0.6406	0.6933	-1.0468	1.6385	-0.1227	-0.9978

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	10.046
f_angle_d	1.003
f_chiral_restr	0.061
f_bond_d	0.006
f_plane_restr	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1805
Nucleic Acid Atoms
Solvent Atoms	401
Heterogen Atoms	5

Software

Software
Software Name	Purpose
ADSC	data collection
PHENIX	model building
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
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.