3V0F

Crystal structure of Ciona intestinalis voltage sensor-containing phosphatase (Ci-VSP), residues 241-576(C363S), form II

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3V0D	PDB: 3V0D

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	277	17.5-22.5% PEG 2000, 0.1 M ammonium dihydrophosphate, 0.1 M Tris-HCl,pH 8.0; crystal were soaked in 30% PEG 2000, 0.1 M ammonium dihydrophosphate, 0.1 M Tris-HCl, pH 8.0 to remove phosphate by serial dilution, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.19	43.92

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.746	α = 90
b = 80.375	β = 93.12
c = 83.637	γ = 90

Symmetry
Space Group	P 1 21 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	ADSC QUANTUM 315r	Double Crystal Si(111)	2010-01-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.3.1	1.1158	ALS	8.3.1

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	1.3	84	94.1	0.084	26.3	12.5	163916	153889	2	2

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	1.3	1.33	90.1		0.584	3.5	7

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB: 3V0D	1.3	83.51	155675	146117	7732	93.86	0.14156	0.13984	0.17502	RANDOM	22.827

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]
-0.55		-0.09	0.45		0.09

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.075
r_dihedral_angle_4_deg	16.186
r_dihedral_angle_3_deg	12.99
r_dihedral_angle_1_deg	6.247
r_scangle_it	4.305
r_scbond_it	2.79
r_mcangle_it	2.158
r_angle_refined_deg	1.354
r_mcbond_it	1.302
r_rigid_bond_restr	1.205

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.075
r_dihedral_angle_4_deg	16.186
r_dihedral_angle_3_deg	12.99
r_dihedral_angle_1_deg	6.247
r_scangle_it	4.305
r_scbond_it	2.79
r_mcangle_it	2.158
r_angle_refined_deg	1.354
r_mcbond_it	1.302
r_rigid_bond_restr	1.205
r_chiral_restr	0.096
r_bond_refined_d	0.01
r_gen_planes_refined	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5259
Nucleic Acid Atoms
Solvent Atoms	870
Heterogen Atoms	10

Software

Software
Software Name	Purpose
Blu-Ice	data collection
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.