Experiment: 3M3N

Structure of a Longitudinal Actin Dimer Assembled by Tandem W Domains

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3M1F	PDB ENTRY 3M1F

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		10	300	100 mM CAPS pH 10.0, and 24% PEG 3350, 100 mM RbCl, VAPOR DIFFUSION, HANGING DROP, temperature 300.0K

Crystal Properties
Matthews coefficient	Solvent content
3.54	65.29

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 100.743	α = 90
b = 100.743	β = 90
c = 458.839	γ = 120

Symmetry
Space Group	P 65 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	112	CCD	MAR CCD 165 mm	CYLINDRICALLY BENT ULE GLASS MIRROR WITH PT AND PD COATINGS	2009-07-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-BM		APS	17-BM

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	7	50	90	0.086	16.5	20.5		2182

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)
	7	7.25	34.3		0.389	1	2.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 3M1F	7	50				0.3279

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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5968
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	64

Software

Software
Software Name	Purpose
HKL-2000	data collection
AMoRE	phasing
PHENIX	model building
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing