Experiment: 2WG4

Crystal structure of the complex between human hedgehog-interacting protein HIP and sonic hedgehog without calcium

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1VHH	PDB ENTRIES 1VHH AND 2WFT
experimental model	PDB	2WFT	PDB ENTRIES 1VHH AND 2WFT

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				0.1 M SODIUM ACETATE, PH 4.6 0.5 M POTASSIUM THIOCYANATE

Crystal Properties
Matthews coefficient	Solvent content
3.08	67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 88.055	α = 90
b = 88.055	β = 90
c = 171.946	γ = 120

Symmetry
Space Group	P 32 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	ADSC CCD			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I03		Diamond	I03

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	3.15	20	99.2	0.21	9.9	7.5		13878			58.58

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	3.15	3.25	99.8		0.88	2.8	7.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRIES 1VHH AND 2WFT	3.15	19.842	1.9	13824	678	53.86	0.2364	0.2335	0.292	0.2477

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]
3.1237			3.1237		-6.2475

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	13.825
f_angle_d	0.497
f_chiral_restr	0.035
f_bond_d	0.002
f_plane_restr	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4455
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	5

Software

Software
Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
PHASER	phasing