1W9L

Myosin II Dictyostelium discoideum motor domain S456E bound with MgADP-AlF4

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1MND	PDB ENTRY 1MND

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7		12% PEG 8000, 50 MM HEPES PH 7, 100 MM NACL, 2 MM DTT, 2 MM NAN3

Crystal Properties
Matthews coefficient	Solvent content
2.9	57.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 88.038	α = 90
b = 145.983	β = 90
c = 152.373	γ = 90

Symmetry
Space Group	C 2 2 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 CCD		2000-10-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2		ESRF	ID14-2

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	1.95	40	99.2	0.08	17.3	4		71088		3

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	1.95	2	99.9		0.42	3.3	3.9

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	PDB ENTRY 1MND	1.95	40	66558	3525	97.8	0.194	0.193	0.225	RANDOM	34.89

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]
0.04			2.97		-3.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	5.387
r_scangle_it	3.211
r_scbond_it	1.884
r_mcangle_it	1.263
r_angle_refined_deg	1.218
r_angle_other_deg	0.746
r_mcbond_it	0.662
r_symmetry_vdw_refined	0.331
r_symmetry_vdw_other	0.31
r_nbd_other	0.24
r_nbd_refined	0.205
r_symmetry_hbond_refined	0.168
r_xyhbond_nbd_refined	0.163
r_chiral_restr	0.094
r_nbtor_other	0.083
r_bond_refined_d	0.011
r_gen_planes_refined	0.004
r_bond_other_d	0.002
r_gen_planes_other	0.002
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5724
Nucleic Acid Atoms
Solvent Atoms	435
Heterogen Atoms	57

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing