1LX5

Crystal Structure of the BMP7/ActRII Extracellular Domain Complex

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	296	1M sodium acetate, 0.1M imidazole, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 296K

Crystal Properties
Matthews coefficient	Solvent content
4.69	73.79

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 140.92	α = 90
b = 140.92	β = 90
c = 90.81	γ = 120

Symmetry
Space Group	P 62 2 2

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 QUANTUM 315		2002-02-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	1.03	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	3.3	30	96.7	0.055	16.5		8320	8320		-3	145

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	3.42	98.6		0.332

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIR	THROUGHOUT	3.3	27.12	8150	8150	410	96.71	0.24	0.24	0.238	0.279	RANDOM	69.6

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]
-1.86	-0.93		-1.86		2.78

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	24.949
r_scangle_it	5.278
r_dihedral_angle_1_deg	5.088
r_scbond_it	3.124
r_angle_refined_deg	2.978
r_mcangle_it	2.512
r_mcbond_it	1.279
r_symmetry_vdw_refined	0.372
r_symmetry_hbond_refined	0.357
r_nbd_refined	0.342
r_xyhbond_nbd_refined	0.238
r_chiral_restr	0.162
r_bond_refined_d	0.032
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_symmetry_vdw_other
r_symmetry_hbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1595
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	100

Software

Software
Software Name	Purpose
HKL-2000	data collection
TRUNCATE	data reduction
MLPHARE	phasing
REFMAC	refinement
HKL-2000	data reduction
CCP4	data scaling