5LP6

Crystal structure of Tubulin-Stathmin-TTL-Thiocolchicine Complex

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293.15	Crystals grew overnight in precipitant solution consisting of 6.5% (v/v) polyethylene glycol 4000, 4% (v/v) glycerol, 0.1 M MES, 30 mM CaCl2 and 30 mM MgCl2 (pH 6.6) reaching their maximum dimensions within few days

Crystal Properties
Matthews coefficient	Solvent content
2.32	47

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 103.619	α = 90
b = 155.285	β = 90
c = 180.445	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	110	PIXEL	DECTRIS EIGER R 4M		2015-12-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE MASSIF-3	0.97895	ESRF	MASSIF-3

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	2.9	58.85	99.8	0.128	17.4	13.3		65141

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	2.9	3.06	99.9		1.428	1.9	13.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	4O2B	2.9	58.85	61787	3307	99.77	0.27429	0.27264	0.30536	RANDOM	76.372

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]
-0.96			4.75		-3.79

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.605
r_dihedral_angle_3_deg	15.121
r_dihedral_angle_4_deg	14.633
r_dihedral_angle_1_deg	5.59
r_long_range_B_refined	2.023
r_long_range_B_other	2.023
r_angle_refined_deg	1.103
r_angle_other_deg	0.893
r_mcangle_it	0.699
r_mcangle_other	0.699
r_scangle_other	0.515
r_mcbond_it	0.382
r_mcbond_other	0.382
r_scbond_it	0.281
r_scbond_other	0.281
r_chiral_restr	0.06
r_bond_refined_d	0.007
r_bond_other_d	0.006
r_gen_planes_refined	0.004
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	17287
Nucleic Acid Atoms
Solvent Atoms	89
Heterogen Atoms	171

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
PHASER	phasing