8UZD

The structure of IpCS3, a theobromine methyltransferase from Yerba Mate

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	282.15	25% PEG 3350, 0.2 M NH4SO4, 0.1 M Bis Tris methane pH 5.5

Crystal Properties
Matthews coefficient	Solvent content
2.56	52.04

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 82.675	α = 90
b = 82.675	β = 90
c = 226.088	γ = 90

Symmetry
Space Group	P 41 21 2

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	MARMOSAIC 300 mm CCD		2021-12-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-G	0.9786	APS	21-ID-G

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	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	2.72	37.001	99.9	0.999	25.79	2		21910

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.72	2.82			0.878

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.721	37.001	21909	1083	99.9	0.197	0.1937	0.2485	63.37

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]
-0.035			-0.035		0.071

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.542
r_dihedral_angle_3_deg	18.625
r_dihedral_angle_4_deg	10.968
r_lrange_it	10.247
r_scangle_it	6.889
r_dihedral_angle_1_deg	6.444
r_mcangle_it	6.415
r_scbond_it	4.487
r_mcbond_it	4.027
r_angle_refined_deg	1.112
r_nbtor_refined	0.307
r_symmetry_nbd_refined	0.229
r_nbd_refined	0.206
r_symmetry_xyhbond_nbd_refined	0.164
r_xyhbond_nbd_refined	0.14
r_chiral_restr	0.097
r_ncsr_local_group_1	0.084
r_bond_refined_d	0.004
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5292
Nucleic Acid Atoms
Solvent Atoms	48
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
autoPROC	data reduction
autoPROC	data scaling
PHENIX	phasing