2ASP

Structure of Rabbit Actin In Complex With Reidispongiolide C

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	50mM MES, pH 6.5, 12% methyl ether poly(ethylene glycol) 5000, 40mM MgCl2, 10% ethylene glycol, 1mM TCEP, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.08	45.62

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 170.402	α = 90
b = 54.689	β = 95.81
c = 40.872	γ = 90

Symmetry
Space Group	C 1 2 1

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	SBC-2	Rosenbaum-Rock monochromators and mirrors	2004-12-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9184	APS	19-ID

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	1.64	50	99.4	0.039	32.3	3.6		45723			23.8

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)
	1.64	1.7	96.3		0.226	7.3	3.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2ASM	1.64	35	45707	43419	2304	99.31	0.177	0.16448	0.16299	0.19273	RANDOM	14.817

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]
		-0.87	-0.48		0.3

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.425
r_dihedral_angle_4_deg	18.691
r_dihedral_angle_3_deg	14.512
r_dihedral_angle_1_deg	5.295
r_scangle_it	2.949
r_angle_other_deg	2.17
r_scbond_it	1.971
r_angle_refined_deg	1.492
r_mcangle_it	1.225
r_mcbond_it	0.762
r_symmetry_hbond_refined	0.508
r_symmetry_vdw_refined	0.258
r_nbd_refined	0.216
r_symmetry_vdw_other	0.206
r_xyhbond_nbd_refined	0.187
r_nbd_other	0.184
r_nbtor_refined	0.178
r_mcbond_other	0.153
r_chiral_restr	0.111
r_nbtor_other	0.088
r_metal_ion_refined	0.06
r_xyhbond_nbd_other	0.037
r_bond_refined_d	0.01
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2774
Nucleic Acid Atoms
Solvent Atoms	361
Heterogen Atoms	116

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
MOLREP	phasing