Experiment: 2O6R

Structural diversity of the hagfish Variable Lymphocyte Receptors B61

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1M10	PDB entry 1M10

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	295	30% PEG 4000, 0.1M Tris-Hcl, 0.2M sodium chloride, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 295.0K

Crystal Properties
Matthews coefficient	Solvent content
2.44	49.59

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.774	α = 90
b = 55.355	β = 90
c = 81.06	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	295	CCD	ADSC QUANTUM 210		2006-06-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PAL/PLS BEAMLINE 4A	0.97175	PAL/PLS	4A

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	2.3	20	93.6	63.2			8477			10.6

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.3		68.7		0.05	46.6

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 (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 1M10	2.3	19.34	8434	877	93.7	0.212	0.191	0.191	0.1907	0.259	0.2596	RANDOM	14.3

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]
-0.46			-3.15		3.61

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	26.1
c_angle_deg	1.8
c_improper_angle_d	1.24
c_bond_d	0.012

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1374
Nucleic Acid Atoms
Solvent Atoms	191
Heterogen Atoms

Software

Software
Software Name	Purpose
CNS	refinement
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
PHASES	phasing