2V1A

N- and C-terminal helices of oat LOV2 (404-546) are involved in light-induced signal transduction (room temperature (293K) dark structure of LOV2 (404-546))

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2V0U	PDB ENTRY 2V0U

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.15	42.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 35.706	α = 90
b = 57.155	β = 90
c = 67.395	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	293	CCD	MARRESEARCH	BENT CONICAL SI-MIRROR (RH COATED)		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 14-BM-C		APS	14-BM-C

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	1.65	50	97	0.043	30	3.4		57554

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	1.65	1.71	99		0.21	5.4	3.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB ENTRY 2V0U	1.65	15.83	15778	843	97	0.158	0.156	0.195	RANDOM	17

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]
-0.08			0.01		0.07

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.999
r_dihedral_angle_3_deg	12.657
r_dihedral_angle_4_deg	12.249
r_dihedral_angle_1_deg	5.564
r_scangle_it	3.541
r_scbond_it	2.46
r_angle_refined_deg	1.25
r_mcangle_it	1.131
r_mcbond_it	1.111
r_angle_other_deg	0.867
r_symmetry_vdw_other	0.299
r_symmetry_vdw_refined	0.263
r_nbd_refined	0.21
r_nbd_other	0.193
r_nbtor_refined	0.179
r_xyhbond_nbd_refined	0.142
r_symmetry_hbond_refined	0.129
r_nbtor_other	0.082
r_chiral_restr	0.079
r_bond_refined_d	0.01
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1173
Nucleic Acid Atoms
Solvent Atoms	143
Heterogen Atoms	43

Software

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