Experiment: 4KMT

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3QOT	PDB ENTRY 3QOT

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	9.5	293	1.8 M ammonium sulfate, 0.1 M CHES, pH 9.5, 5% dioxane, cryoprotectant: 2.1 M ammonium sulfate, 0.1 M CHES, pH 9.5, 25% glycerol, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.53	51.42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.67	α = 90
b = 73.83	β = 90
c = 103.05	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	95	CCD	RIGAKU SATURN 944	VARIMAX HF	2009-05-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	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	2.1	30	93.6	0.079	16.8	4.9	27026	27026		-3	26

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	2.1	2.16	89.8		0.278	5.7	3.5

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 3QOT	2.1	15	25857	25857	1099	89.5	0.17316	0.17316	0.17116	0.21989	RANDOM	25.2

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			-0.2		0.19

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.958
r_scbond_it	21.853
r_scangle_it	21.825
r_dihedral_angle_4_deg	12.478
r_dihedral_angle_3_deg	12.184
r_dihedral_angle_1_deg	5.886
r_mcangle_it	3.605
r_mcbond_it	2.008
r_angle_refined_deg	1.021
r_chiral_restr	0.062

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.958
r_scbond_it	21.853
r_scangle_it	21.825
r_dihedral_angle_4_deg	12.478
r_dihedral_angle_3_deg	12.184
r_dihedral_angle_1_deg	5.886
r_mcangle_it	3.605
r_mcbond_it	2.008
r_angle_refined_deg	1.021
r_chiral_restr	0.062
r_bond_refined_d	0.006
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3276
Nucleic Acid Atoms
Solvent Atoms	302
Heterogen Atoms	96

Software

Software
Software Name	Purpose
CrystalClear	data collection
PHASER	phasing
REFMAC	refinement
XDS	data reduction
XDS	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 R01GM157729.