5ZXH

The structure of MT189-tubulin complex

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.7	293	6% POLY(ETHYLENE GLYCOL) 4000, 8% GLYCEROL, 0.1 M MES, 30 MM CACL2, 30 MM MGCL2 (pH 6.7)

Crystal Properties
Matthews coefficient	Solvent content
2.88	57.34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 104.91	α = 90
b = 157.06	β = 90
c = 182.838	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	PIXEL	PSI PILATUS 6M		2015-05-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRF BEAMLINE BL17U1	0.97853	SSRF	BL17U1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.8	50	99.9	23.3	7.2		74342

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.8	2.85

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		THROUGHOUT	2.8	50	70517	3753	99.41	0.21066	0.20806	0.25899	RANDOM	45.632

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]
0.13			0.43		-0.56

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.616
r_dihedral_angle_3_deg	15.162
r_dihedral_angle_4_deg	14.905
r_long_range_B_refined	6.929
r_long_range_B_other	6.929
r_dihedral_angle_1_deg	6.593
r_scangle_other	4.702
r_mcangle_it	4.189
r_mcangle_other	4.189
r_scbond_it	2.796
r_scbond_other	2.796
r_mcbond_it	2.533
r_mcbond_other	2.533
r_angle_refined_deg	1.51
r_angle_other_deg	0.953
r_chiral_restr	0.096
r_bond_refined_d	0.01
r_gen_planes_refined	0.005
r_bond_other_d	0.002
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	17015
Nucleic Acid Atoms
Solvent Atoms	15
Heterogen Atoms	240

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing