1TAZ

Catalytic Domain Of Human Phosphodiesterase 1B

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	277	50% MPD, 100 mM MES, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
3.05	59.72

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 87.232	α = 90
b = 87.232	β = 90
c = 134.151	γ = 90

Symmetry
Space Group	P 43 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	93	CCD	ADSC QUANTUM 210		2003-02-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.3.1	1.1	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	1.77	72.55		0.047	9.2	2.5	48382	48382

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	1.77	1.816	98		0.459	1.51	2.5

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.77	72.55	48382	48382	2602	99.66	0.18228	0.1817	0.19319	RANDOM	23.328

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]
0.99			0.99		-1.98

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	4.563
r_scangle_it	2.826
r_scbond_it	1.732
r_mcangle_it	1.132
r_angle_refined_deg	1.084
r_angle_other_deg	0.858
r_mcbond_it	0.557
r_symmetry_vdw_other	0.248
r_nbd_other	0.225
r_nbd_refined	0.205
r_xyhbond_nbd_refined	0.129
r_symmetry_hbond_refined	0.096
r_nbtor_other	0.094
r_symmetry_vdw_refined	0.085
r_chiral_restr	0.073
r_bond_refined_d	0.008
r_gen_planes_refined	0.007
r_gen_planes_other	0.004
r_bond_other_d	0.002
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_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	2601
Nucleic Acid Atoms
Solvent Atoms	207
Heterogen Atoms	2

Software

Software
Software Name	Purpose
REFMAC	refinement
Blu-Ice	data collection
ELVES	data scaling
EPMR	phasing