Experiment: 3FKN

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1P38	PDB entry 1P38

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.6	290	50 mM Hepes pH 7.6, 50 mM CaCl2, 17% PEG 3350, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
2.9	57.52

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 45.461	α = 90
b = 87.215	β = 90
c = 124.869	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 315			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-1		SSRL	BL9-1

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	50	98.1	0.128				33873			30.7

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)
1	2	2.07	87.4		0.549	1.8		2985

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	FOURIER SYNTHESIS	THROUGHOUT	PDB entry 1P38	2	33.86	31709	1685	97.11	0.21456	0.21311	0.2421	RANDOM	30.469

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]
-0.78			-0.28		1.07

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.953
r_dihedral_angle_3_deg	12.38
r_dihedral_angle_1_deg	5.133
r_scangle_it	1.864
r_scbond_it	1.15
r_mcangle_it	0.99
r_angle_refined_deg	0.982
r_mcbond_it	0.581
r_nbtor_refined	0.301
r_nbd_refined	0.188

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.953
r_dihedral_angle_3_deg	12.38
r_dihedral_angle_1_deg	5.133
r_scangle_it	1.864
r_scbond_it	1.15
r_mcangle_it	0.99
r_angle_refined_deg	0.982
r_mcbond_it	0.581
r_nbtor_refined	0.301
r_nbd_refined	0.188
r_symmetry_vdw_refined	0.159
r_xyhbond_nbd_refined	0.121
r_symmetry_hbond_refined	0.105
r_chiral_restr	0.067
r_bond_refined_d	0.007
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2793
Nucleic Acid Atoms
Solvent Atoms	281
Heterogen Atoms	29

Software

Software
Software Name	Purpose
REFMAC	refinement
CNS	refinement
ADSC	data collection
DENZO	data reduction
SCALEPACK	data scaling
CNS	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.