1RG1

Crystal structure of human Tyrosyl-DNA Phosphodiesterase complexed with vanadate, octopamine, and tetranucleotide AGTT

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1RFF	PDB entry 1RFF

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.8	298	PEG 3000, NaCl, HEPES, spermine, pH 7.8, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.26	45.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.8	α = 90
b = 104.711	β = 90
c = 193.751	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	100	CCD	ADSC QUANTUM 4		2002-12-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2	0.9791	ALS	8.2.2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	2.1	50	94.2	0.108	10.5	3.19		56460		-3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.1	2.18	91.7		0.601	1.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB entry 1RFF	2.1	50	56410	53558	2852	93.98	0.20144	0.20144	0.19944	0.23903	RANDOM	28.839

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]
-0.81			1.45		-0.64

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.299
r_scangle_it	3.846
r_scbond_it	2.583
r_mcangle_it	2.5
r_mcbond_it	1.53
r_angle_refined_deg	1.245
r_nbd_other	0.42
r_nbtor_other	0.333
r_symmetry_vdw_refined	0.27
r_nbd_refined	0.213

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.299
r_scangle_it	3.846
r_scbond_it	2.583
r_mcangle_it	2.5
r_mcbond_it	1.53
r_angle_refined_deg	1.245
r_nbd_other	0.42
r_nbtor_other	0.333
r_symmetry_vdw_refined	0.27
r_nbd_refined	0.213
r_symmetry_hbond_refined	0.208
r_xyhbond_nbd_refined	0.196
r_angle_other_deg	0.184
r_chiral_restr	0.091
r_metal_ion_refined	0.046
r_bond_refined_d	0.011
r_bond_other_d	0.006
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6818
Nucleic Acid Atoms	102
Solvent Atoms	198
Heterogen Atoms	38

Software

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

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.