3TCX

Structure of Engineered Single Domain ICAM-1 D1 with High-Affinity aL Integrin I Domain of Native C-Terminal Helix Conformation

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION	6	277	pH 6.0, EVAPORATION, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
3.1	60.33

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 104.041	α = 90
b = 166.334	β = 90
c = 299.372	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					2009-10-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE F1		CHESS	F1

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	3.6	50					58846

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	3.6	49.54	55823	2984	96.07	0.21845	0.21762	0.23356	RANDOM	165.66

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]
0.41			-0.01		-0.41

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.143
r_dihedral_angle_3_deg	20.497
r_dihedral_angle_4_deg	10.878
r_dihedral_angle_1_deg	6.957
r_scangle_it	1.659
r_angle_refined_deg	1.418
r_scbond_it	0.922
r_mcangle_it	0.643
r_mcbond_it	0.316
r_chiral_restr	0.093
r_bond_refined_d	0.013
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	29316
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	14

Software

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