2VBJ

Molecular basis of human XPC gene recognition and cleavage by engineered homing endonuclease heterodimers

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5		HANGING-DROP DNA-PROTEIN COMPLEX SOLUTION WAS 4 MG/ML. 35% 2-ETHOXYETHANOL IN 0.1M NA-CACODYLATE PH6.5

Crystal Properties
Matthews coefficient	Solvent content
2.56	59.13

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.552	α = 90
b = 68.7	β = 95.36
c = 88.731	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	ADSC CCD			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4		ESRF	ID14-4

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	1.95	32.88	96.7	0.05		4.1		35740		2

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	1.95	2.001	96.7		0.05		4.1

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	PDB ENTRY 1G9Z	1.95	32.88	35736	1949	96.7	0.15	0.147	0.216	RANDOM	42.34

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]
-0.42		-0.1	0.34		0.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.746
r_dihedral_angle_4_deg	22.257
r_dihedral_angle_3_deg	17.878
r_scangle_it	8.695
r_dihedral_angle_1_deg	7.686
r_scbond_it	7.198
r_mcangle_it	5.244
r_mcbond_it	3.994
r_angle_refined_deg	2.081
r_symmetry_hbond_refined	0.325
r_nbtor_refined	0.322
r_symmetry_vdw_refined	0.238
r_xyhbond_nbd_refined	0.233
r_nbd_refined	0.232
r_chiral_restr	0.143
r_metal_ion_refined	0.1
r_bond_refined_d	0.014
r_gen_planes_refined	0.01
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_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2456
Nucleic Acid Atoms	978
Solvent Atoms	330
Heterogen Atoms	2

Software

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