3C9A

High Resolution Crystal Structure of Argos bound to the EGF domain of Spitz

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7	294	0.1M HEPES pH 7.0, 24% ethylene glycol,(0.1-1%) PEG20000, VAPOR DIFFUSION, HANGING DROP, temperature 294K, pH 7.00

Crystal Properties
Matthews coefficient	Solvent content
2.65	53.58

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.991	α = 84.23
b = 51.275	β = 74.82
c = 69.985	γ = 75.67

Symmetry
Space Group	P 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	MARMOSAIC 300 mm CCD	3.0 UNDULATOR	2007-04-05	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-D	0.97928, 0.91961, 0.91987, 0.89	APS	23-ID-D

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	1.6	50	94.6	0.065	11.3	3.7		75754		-3	25.6

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)
	1.6	1.66	71.4		0.355	2.64	2.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	MAD	THROUGHOUT	1.6	40.76	79867	75593	4016	93.3	0.198	0.195	0.24	RANDOM	25.66

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]
		-0.01	-0.01		0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.57
r_dihedral_angle_4_deg	17.136
r_dihedral_angle_3_deg	12.91
r_dihedral_angle_1_deg	5.947
r_scangle_it	3.628
r_scbond_it	2.419
r_mcangle_it	1.683
r_angle_refined_deg	1.357
r_mcbond_it	1.024
r_nbtor_refined	0.304
r_nbd_refined	0.22
r_symmetry_vdw_refined	0.184
r_symmetry_hbond_refined	0.173
r_xyhbond_nbd_refined	0.164
r_chiral_restr	0.095
r_bond_refined_d	0.011
r_gen_planes_refined	0.006
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
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4088
Nucleic Acid Atoms
Solvent Atoms	860
Heterogen Atoms	18

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SHELXCD	phasing
SHELXE	model building