3FFK

Crystal structure of human Gelsolin domains G1-G3 bound to Actin

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	297	9% PEG 4000, 100 mM Sodium Acetate, 100 mM Calcium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 297K

Crystal Properties
Matthews coefficient	Solvent content
3.31	62.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 102.179	α = 90
b = 146.923	β = 90
c = 148.301	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	105	CCD	ADSC QUANTUM 315			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSRRC BEAMLINE BL13B1	1.00	NSRRC	BL13B1

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	2.998	50	99.5	0.097	13.565	4.1		44802

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	2.998	3.11	97.7		0.393		4.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	3	30	42953	2264	99.74	0.20448	0.20088	0.27309	RANDOM	21.643

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]
-0.02			0.04		-0.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.876
r_dihedral_angle_3_deg	19.881
r_dihedral_angle_4_deg	19.288
r_dihedral_angle_1_deg	5.841
r_scangle_it	1.778
r_angle_refined_deg	1.263
r_scbond_it	0.993
r_mcangle_it	0.797
r_mcbond_it	0.417
r_nbtor_refined	0.315
r_symmetry_vdw_refined	0.26
r_nbd_refined	0.228
r_xyhbond_nbd_refined	0.151
r_metal_ion_refined	0.149
r_symmetry_hbond_refined	0.142
r_chiral_restr	0.084
r_bond_refined_d	0.009
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	11084
Nucleic Acid Atoms
Solvent Atoms	473
Heterogen Atoms	72

Software

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