Experiment: 3HEN

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3HC9	PDB entry: 3HC9

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.4	295	ammonium phosphate, EDTA, pH 6.4, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
3.07	59.87

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 30.323	α = 90
b = 119.002	β = 90
c = 57.775	γ = 90

Symmetry
Space Group	P 21 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	104	IMAGE PLATE	RIGAKU RAXIS IV	Osmic mirrors	2009-01-04	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	1.9	24.4	91	0.076	11	7.07		15394	2	2	38.7

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)
	1.9	1.97	91.5		0.462	3.3	7.32	1524

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Cut-off Sigma (F)	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: 3HC9	1.9	24.09	2	2	15380	14594	786	89.23	0.203	0.18301	0.1804	0.23322	RANDOM	27.795

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]
-0.01					0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.256
r_dihedral_angle_4_deg	15.389
r_dihedral_angle_3_deg	14.458
r_scangle_it	5.292
r_dihedral_angle_1_deg	4.965
r_scbond_it	3.5
r_mcangle_it	1.949
r_angle_refined_deg	1.919
r_mcbond_it	1.115
r_chiral_restr	0.124

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.256
r_dihedral_angle_4_deg	15.389
r_dihedral_angle_3_deg	14.458
r_scangle_it	5.292
r_dihedral_angle_1_deg	4.965
r_scbond_it	3.5
r_mcangle_it	1.949
r_angle_refined_deg	1.919
r_mcbond_it	1.115
r_chiral_restr	0.124
r_bond_refined_d	0.024
r_gen_planes_refined	0.01

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1200
Nucleic Acid Atoms
Solvent Atoms	153
Heterogen Atoms	48

Software

Software
Software Name	Purpose
CrystalClear	data collection
PHASER	phasing
REFMAC	refinement
d*TREK	data reduction
d*TREK	data scaling

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 R01GM133198.