3FHB

Human poly(ADP-ribose) polymerase 3, catalytic fragment in complex with an inhibitor 3-aminobenzoic acid

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7	298	1.8 M DL-Malic acid, 0.1 M Bis-Tris propane - seeding, pH 7.0, VAPOR DIFFUSION, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.05	40.01

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.24	α = 90
b = 56.7	β = 112.86
c = 56.48	γ = 90

Symmetry
Space Group	P 1 21 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	MARMOSAIC 225 mm CCD		2006-09-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM14	0.98000	ESRF	BM14

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	2.3	20	98.5	0.156	8.73	3.7	14283	14283			20.8

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)
	2.3	2.4	96.3		0.48	2.73	3.65	1666

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	MOLECULAR REPLACEMENT	THROUGHOUT	2.3	19.17	13560	13560	715	99.08	0.1817	0.1817	0.17782	0.25379	RANDOM	16.759

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]
0.12		0.01	-0.19		0.08

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.22
r_dihedral_angle_4_deg	23.788
r_dihedral_angle_3_deg	15.946
r_dihedral_angle_1_deg	6.644
r_scangle_it	2.709
r_scbond_it	1.675
r_angle_refined_deg	1.321
r_mcangle_it	1.186
r_angle_other_deg	0.87
r_mcbond_it	0.641
r_mcbond_other	0.111
r_chiral_restr	0.075
r_bond_refined_d	0.012
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2766
Nucleic Acid Atoms
Solvent Atoms	144
Heterogen Atoms	10

Software

Software
Software Name	Purpose
ProDC	data collection
PHASER	phasing
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling