3FCK

Complex of UNG2 and a fragment-based design inhibitor

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	295	1 MICROLITER OF THE SOLUTION: 0.001 M UNG2 0.05 M TRIS-OAC pH 7.0, 0.15 M NACL 0.001 M DTT 0.005 M INHIBITOR, WAS MIXED WITH EQUAL AMOUNT OF THE SOLUTION CONTAINING 0.16 M KSCN AND 22% PEG 3350, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.05	39.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.18	α = 90
b = 69.149	β = 90
c = 70.037	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray		IMAGE PLATE	RIGAKU RAXIS IV		2007-10-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH3R	1.5418

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	1.63	50	84.9	0.042		4.3		22828

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)
	1.63	1.69	14.7		0.542		1.4	384

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	1.64	27.2	22779	1124	85.65	0.197	0.195	0.229	RANDOM	25.738

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]
0.57			-0.29		-0.28

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.348
r_dihedral_angle_3_deg	11.989
r_dihedral_angle_4_deg	11.962
r_dihedral_angle_1_deg	5.239
r_scangle_it	2.105
r_scbond_it	1.291
r_angle_refined_deg	1.01
r_mcangle_it	0.837
r_mcbond_it	0.478
r_nbtor_refined	0.308
r_symmetry_vdw_refined	0.198
r_nbd_refined	0.193
r_symmetry_hbond_refined	0.108
r_xyhbond_nbd_refined	0.104
r_chiral_restr	0.074
r_bond_refined_d	0.007
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1800
Nucleic Acid Atoms
Solvent Atoms	210
Heterogen Atoms	25

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction