4G7Y

Crystal structure of voltage sensing domain of Ci-VSP with fragment antibody (R217E, 2.8 A)

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9	293	0.1 M Bicine, 0.3 M MgCl2, 24% PEG 2000, 10% Glycerol, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.6	65.85

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 121.01	α = 90
b = 121.01	β = 90
c = 229.57	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	100	CCD	Mar 300 CCD		2011-02-27	M	SINGLE WAVELENGTH
2	1	x-ray		CCD	ADSC QUANTUM 315		2011-04-11

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-B		APS	23-ID-B
2	SYNCHROTRON	APS BEAMLINE 24-ID-E		APS	24-ID-E

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	2.8	104.8	100		8.2	24429	24429	2	2.2

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	2.8	104.8	23891	1285	99.75	0.20887	0.20622	0.26078	RANDOM	57.094

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]
0.96	0.48		0.96		-1.44

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.048
r_dihedral_angle_4_deg	21.231
r_dihedral_angle_3_deg	15.926
r_dihedral_angle_1_deg	7.451
r_angle_refined_deg	1.634
r_angle_other_deg	0.82
r_chiral_restr	0.085
r_bond_refined_d	0.014
r_gen_planes_refined	0.007
r_bond_other_d	0.003
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
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	4256
Nucleic Acid Atoms
Solvent Atoms	35
Heterogen Atoms	18

Software

Software
Software Name	Purpose
REFMAC	refinement
PHASER	phasing
PHENIX	refinement
MOSFLM	data reduction
SCALA	data scaling
JBluce	data collection