1C0F

CRYSTAL STRUCTURE OF DICTYOSTELIUM CAATP-ACTIN IN COMPLEX WITH GELSOLIN SEGMENT 1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.6	290	IMIDAZOLE, SODIUM CHLORIDE, ATP, CALCIUM CHLORIDE, MAGNESIUM CHLORIDE, SODIUM AZIDE, DITHIOTHREITOL, PEG 6000, pH 6.6, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
3.32	62.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57	α = 90
b = 69.55	β = 90
c = 184.62	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	IMAGE PLATE	MARRESEARCH		1998-04-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX9.6		SRS	PX9.6

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	2.4	29.1	94.4	0.074	8			27962

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)
	2.4	2.52			0.155

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION		THROUGHOUT	2.4	10			0.183	0.231	RANDOM

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]

RMS Deviations
Key	Refinement Restraint Deviation
p_angle_d	1.9
p_angle_deg	1.9
p_bond_d
p_planar_d
p_hb_or_metal_coord
p_mcbond_it
p_mcangle_it
p_scbond_it
p_scangle_it
p_plane_restr
p_chiral_restr
p_singtor_nbd
p_multtor_nbd
p_xhyhbond_nbd
p_xyhbond_nbd
p_planar_tor
p_staggered_tor
p_orthonormal_tor
p_transverse_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3877
Nucleic Acid Atoms
Solvent Atoms	401
Heterogen Atoms	34

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
REFMAC	refinement
CCP4	data scaling