3CDF

kI O18/O8 Y87H immunoglobulin light chain variable domain

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.1	295	1.2 M sodium citrate in 0.1 M Tris buffer, pH 8.1, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
3.18	61.35

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.959	α = 90
b = 98.043	β = 119.6
c = 73.074	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	IMAGE PLATE	RIGAKU RAXIS IV++	Osmic Varimax	2007-12-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007	1.5241

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.39	34.52	73.7	0.043	14.5	3.31	177610	130900

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)
	1.39	1.44	13.9		0.325	1.9	1.82

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	2Q20	1.53	17.56	177610	43135	2279	99.93	0.19118	0.18904	0.23147	RANDOM	24.79

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]
					0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.943
r_dihedral_angle_1_deg	14.494
r_dihedral_angle_4_deg	14.25
r_dihedral_angle_3_deg	12.578
r_sphericity_free	7.39
r_scangle_it	4.988
r_sphericity_bonded	4.824
r_scbond_it	3.552
r_mcangle_it	2.678
r_angle_refined_deg	1.858
r_mcbond_it	1.806
r_rigid_bond_restr	1.652
r_nbtor_refined	0.31
r_nbd_refined	0.216
r_symmetry_vdw_refined	0.208
r_xyhbond_nbd_refined	0.167
r_symmetry_hbond_refined	0.158
r_chiral_restr	0.155
r_bond_refined_d	0.019
r_gen_planes_refined	0.009
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5536
Nucleic Acid Atoms
Solvent Atoms	1056
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
CrystalClear	data collection
CrystalClear	data reduction
CrystalClear	data scaling
PHASER	phasing