Experiment: 1XKI

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	285	Tris/HCl, Zn-acetate, ethylene glycol, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 285K

Crystal Properties
Matthews coefficient	Solvent content
2.5	51.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 76.397	α = 90
b = 61.415	β = 129.71
c = 50.798	γ = 90

Symmetry
Space Group	C 1 2 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	MARRESEARCH		2003-12-04	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA	0.97960, 0.97888, 0.88556, 0.97912	SLS	X06SA

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	1.8	39.2	97.88	0.069	5.0843	2.1	16420	16397	6	6	24.6

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)
	1.8	1.9	98.77		0.25	2.54	2.1	2403

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	MAD	THROUGHOUT	1.8	39.2	16397	15558	839	97.5	0.19277	0.1894	0.2542	RANDOM	33.444

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]
1.67		1.43	-0.82		0.97

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.593
r_dihedral_angle_3_deg	15.79
r_dihedral_angle_4_deg	9.257
r_scangle_it	5.979
r_mcangle_it	5.408
r_dihedral_angle_1_deg	5.325
r_scbond_it	4.271
r_mcbond_it	3.912
r_angle_refined_deg	2.215
r_symmetry_vdw_refined	0.57

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.593
r_dihedral_angle_3_deg	15.79
r_dihedral_angle_4_deg	9.257
r_scangle_it	5.979
r_mcangle_it	5.408
r_dihedral_angle_1_deg	5.325
r_scbond_it	4.271
r_mcbond_it	3.912
r_angle_refined_deg	2.215
r_symmetry_vdw_refined	0.57
r_xyhbond_nbd_refined	0.37
r_symmetry_hbond_refined	0.345
r_nbtor_refined	0.321
r_nbd_refined	0.206
r_chiral_restr	0.19
r_metal_ion_refined	0.172
r_bond_refined_d	0.015
r_gen_planes_refined	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	982
Nucleic Acid Atoms
Solvent Atoms	146
Heterogen Atoms	5

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
CCP4	data scaling
SHARP	phasing

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.