4JHD

Crystal Structure of an Actin Dimer in Complex with the Actin Nucleator Cordon-Bleu

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.6	293	10% PEG3350, 0.18M NaCl, 0.1M PIPES, protein:mother liquor = 2:1, pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.68	54.11

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 53.45	α = 65.41
b = 99.8	β = 90.03
c = 118.27	γ = 77.77

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	195	CCD	MARMOSAIC 225 mm CCD		2012-06-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-F	0.97872	APS	21-ID-F

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.91	45.021	97.69			47394	46301	2	1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.91	2.9705	96

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	2.91	45.02	47394	43972	2341	97.71	0.20317	0.20042	0.25512	RANDOM	66.709

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]
-3.28	1.11	-1.81	-0.33	-1.03	3.99

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.46
r_dihedral_angle_3_deg	16.503
r_dihedral_angle_4_deg	15.391
r_dihedral_angle_1_deg	5.471
r_angle_refined_deg	1.132
r_nbtor_refined	0.305
r_symmetry_vdw_refined	0.277
r_nbd_refined	0.215
r_symmetry_hbond_refined	0.191
r_xyhbond_nbd_refined	0.164
r_chiral_restr	0.076
r_metal_ion_refined	0.027
r_bond_refined_d	0.008
r_gen_planes_refined	0.003
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_it
r_mcbond_other
r_mcangle_it
r_scbond_it
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	12716
Nucleic Acid Atoms
Solvent Atoms	158
Heterogen Atoms	128

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	model building
PHENIX	refinement
MOSFLM	data reduction
SCALA	data scaling
PHENIX	phasing
HKL-2000	data collection