2QCQ

Crystal structure of Bone Morphogenetic Protein-3 (BMP-3)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.6	296	26% tert-butanol and 0.1 M Na Citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 296K

Crystal Properties
Matthews coefficient	Solvent content
3.68	66.62

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 96.85	α = 90
b = 96.85	β = 90
c = 101.48	γ = 120

Symmetry
Space Group	H 3

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 210		2006-08-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.3.1	1.11	ALS	8.3.1

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	2.2	43.46	97.9	0.055	37.9	2.9		17488

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	2.2	2.28	94.4		0.313	6.2	2.4	1662

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	BMP-2 ligand monomer from PDB entry 2goo	2.21	27.96	16423	880	96.78	0.22956	0.22817	0.2572	RANDOM	46.53

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]
0.7	0.35		0.7		-1.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.876
r_dihedral_angle_4_deg	17.928
r_dihedral_angle_3_deg	15.456
r_dihedral_angle_1_deg	6.761
r_scangle_it	2.339
r_scbond_it	1.512
r_angle_refined_deg	1.327
r_mcangle_it	1.168
r_mcbond_it	0.663
r_nbtor_refined	0.304
r_nbd_refined	0.201
r_symmetry_hbond_refined	0.197
r_symmetry_vdw_refined	0.173
r_xyhbond_nbd_refined	0.134
r_chiral_restr	0.09
r_bond_refined_d	0.012
r_gen_planes_refined	0.004
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	1682
Nucleic Acid Atoms
Solvent Atoms	98
Heterogen Atoms

Software

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