Experiment: 3B6G

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6	291	MnCl2, KCl, K-Cacodylate, pH 6.0, vapor diffusion, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.66	53.71

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 106.298	α = 90
b = 109.655	β = 90
c = 181.807	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	98	CCD	MARMOSAIC 225 mm CCD		2007-02-10		SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA	1.072	SLS	X06SA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	3.45	94.072	98.9	0.071	0.071	6.3	7.3		28350		1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	3.45	3.64	100		0.485	0.485	1.5	7.5	4118

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		THROUGHOUT	PDB entry 1KX5	3.45	94.07	28295	593	98.73	0.341	0.339	0.435	RANDOM	190.681

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]
1.44			-18.23		16.79

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.924
r_dihedral_angle_3_deg	20.885
r_dihedral_angle_4_deg	17.233
r_dihedral_angle_1_deg	6.642
r_angle_refined_deg	1.276
r_mcangle_it	1.27
r_scangle_it	1.201
r_mcbond_it	0.698
r_scbond_it	0.653
r_nbtor_refined	0.303

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.924
r_dihedral_angle_3_deg	20.885
r_dihedral_angle_4_deg	17.233
r_dihedral_angle_1_deg	6.642
r_angle_refined_deg	1.276
r_mcangle_it	1.27
r_scangle_it	1.201
r_mcbond_it	0.698
r_scbond_it	0.653
r_nbtor_refined	0.303
r_symmetry_vdw_refined	0.25
r_symmetry_hbond_refined	0.237
r_nbd_refined	0.225
r_xyhbond_nbd_refined	0.208
r_chiral_restr	0.069
r_bond_refined_d	0.008
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6269
Nucleic Acid Atoms	6021
Solvent Atoms
Heterogen Atoms	1

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.