3HO5

Crystal structure of Hedgehog-interacting protein (HHIP) and Sonic hedgehog (SHH) complex

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	292	0.1 M bis-Tris propane pH 7.0 and 2.2-2.5 M sodium formate, VAPOR DIFFUSION, HANGING DROP, temperature 292K

Crystal Properties
Matthews coefficient	Solvent content
3.55	65.31

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 101.618	α = 90
b = 101.618	β = 90
c = 302.83	γ = 120

Symmetry
Space Group	P 31 2 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 325 mm CCD	Flat mirror (vertical focusing); single crystal Si(111) bent monochromator (ho rizontal focusing)	2007-06-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.97839	SSRL	BL11-1

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	3	50	99.8	0.085	24.2	8.7	37181	37106		-3

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	3	3.11	100		0.589	4.3	8.9

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entries 1VHH, 3HO4	3.01	30	35204	35147	1874	99.84	0.23381	0.23381	0.23097	0.28738	RANDOM	96.674

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]
4.78	2.39		4.78		-7.17

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.348
r_dihedral_angle_3_deg	19.747
r_dihedral_angle_4_deg	15.728
r_dihedral_angle_1_deg	6.529
r_mcangle_it	3.635
r_scangle_it	3.223
r_mcbond_it	2.161
r_scbond_it	1.997
r_angle_refined_deg	1.186
r_nbtor_refined	0.306
r_symmetry_hbond_refined	0.224
r_nbd_refined	0.204
r_symmetry_vdw_refined	0.2
r_xyhbond_nbd_refined	0.141
r_chiral_restr	0.08
r_bond_refined_d	0.008
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8251
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	4

Software

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