8X47

Crystal structure of DIMT1 in complex with S-adenosyl-L-homocysteine (SAH) from Pyrococcus horikoshii

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	8X3W

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH	6.5	293	0.2 M Zinc Acetate Dihydrate, 0.1 M Sodium Cacodylate Trihydrate pH 6.5, 18% (w/v) PEG 8000

Crystal Properties
Matthews coefficient	Solvent content
2.24	45.03

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 81.99	α = 90
b = 100.17	β = 90
c = 77.9	γ = 90

Symmetry
Space Group	C 2 2 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	IMAGE PLATE	RIGAKU RAXIS IV++	VariMax HF	2022-05-04	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)	Rrim I (All)	Rpim I (All)	CC (Half)	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	2.8	63.45	98.1	0.153	0.163	0.056	0.991	11.1	8.9		7997

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.8	2.95		96.7	0.487	0.516	0.169	0.95		9.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	MOLECULAR REPLACEMENT	THROUGHOUT	2.8	63.45	7613	384	97.7	0.18886	0.18433	0.27596	RANDOM	61.789

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]
6.38			-3.69		-2.69

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	18.665
r_long_range_B_refined	9.631
r_long_range_B_other	9.59
r_dihedral_angle_2_deg	9.586
r_dihedral_angle_1_deg	7.769
r_scangle_other	7.026
r_mcangle_it	5.494
r_mcangle_other	5.494
r_scbond_it	4.517
r_scbond_other	4.515
r_mcbond_it	3.63
r_mcbond_other	3.627
r_angle_refined_deg	1.389
r_angle_other_deg	0.438
r_chiral_restr	0.061
r_bond_refined_d	0.007
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_dihedral_angle_4_deg
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2156
Nucleic Acid Atoms
Solvent Atoms	35
Heterogen Atoms	71

Software

Software
Software Name	Purpose
HKL-3000	data collection
MOSFLM	data reduction
Aimless	data scaling
PHASER	phasing
REFMAC	refinement
Coot	model building
PDB_EXTRACT	data extraction