1Y8J

Crystal Structure of human NEP complexed with an imidazo[4,5-c]pyridine inhibitor

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP			VAPOR DIFFUSION, HANGING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.35	47.72

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 107.355	α = 90
b = 107.356	β = 90
c = 112.466	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	IMAGE PLATE	MARRESEARCH		2003-08-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ENRAF-NONIUS FR591

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.25	20	95.4				34323

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.25	2.39	84.9

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 1DMT	2.25	20	32573	1732	95.46	0.22639	0.22984	0.22639	0.29637	RANDOM	27.668

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]
0.32	0.16		0.32		-0.48

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	24.031
r_dihedral_angle_1_deg	9.083
r_scangle_it	2.951
r_mcangle_it	2.933
r_scbond_it	1.925
r_mcbond_it	1.899
r_angle_refined_deg	0.889
r_nbtor_other	0.749
r_symmetry_vdw_refined	0.664
r_angle_other_deg	0.552
r_symmetry_hbond_refined	0.472
r_symmetry_vdw_other	0.437
r_nbd_refined	0.299
r_nbd_other	0.278
r_xyhbond_nbd_refined	0.208
r_xyhbond_nbd_other	0.182
r_metal_ion_refined	0.161
r_chiral_restr	0.047
r_bond_refined_d	0.007
r_gen_planes_refined	0.003
r_gen_planes_other	0.002
r_bond_other_d	0.001
r_dihedral_angle_2_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_metal_ion_other
r_symmetry_hbond_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	5595
Nucleic Acid Atoms
Solvent Atoms	212
Heterogen Atoms	66

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling