4PK4

Myosin VI motor domain in the PPS state - from a Pi release state crystal, space group P212121 after long soaking with PO4

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	277	6,6% PEG8k, 50mM Tris pH8,5, 1mM TCEP, 3% Glycerol then soaked during 45 minutes with 100mM NaH2PO4 pH7,5

Crystal Properties
Matthews coefficient	Solvent content
2.52	51.12

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 93.59	α = 90
b = 94.79	β = 90
c = 101.94	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	CCD	ADSC QUANTUM 315r		2011-07-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SOLEIL BEAMLINE PROXIMA 1	0.9801	SOLEIL	PROXIMA 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	2.78	50	99.3	0.127	16.53	7.23		23205			84.54

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	2.78	2.85	98.1		1.125	1.35	4.9

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	2v26	2.78	31	23205	1161	99.08	0.1908	0.1871	0.2591	RANDOM	104.44

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]
-16.6649			-5.5072		22.1721

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	20.99
t_omega_torsion	2.66
t_angle_deg	1.17
t_bond_d	0.01
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	20.99
t_omega_torsion	2.66
t_angle_deg	1.17
t_bond_d	0.01
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6004
Nucleic Acid Atoms
Solvent Atoms	15
Heterogen Atoms	33

Software

Software
Software Name	Purpose
BUSTER	refinement
Coot	model building
PHASER	phasing
XDS	data reduction
XSCALE	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 R01GM133198.