Experiment: 9TGZ

Guanidine prenyltransferase NosH in complex with FSPP and Mg2+

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
in silico model	AlphaFold

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293.15	0.2 M magnesium chloride, 0.1 M Tris pH 8.5 and 17.4% PEG8000 (w/v)

Crystal Properties
Matthews coefficient	Solvent content
3.02	59.21

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 96.239	α = 90
b = 77.758	β = 105.67
c = 99.537	γ = 90

Symmetry
Space Group	I 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	PIXEL	DECTRIS EIGER2 S 9M		2025-06-13	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID30B	0.8731	ESRF	ID30B

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	2.2	77.97	99.9	0.061	0.075	0.042	0.999	14	5.7		206356

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	2.2	2.27			0.493	0.601	0.339	0.917

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	2.2	60.38	1.34	35952	1774	99.81	0.1903	0.1884	0.1877	0.2269	0.2243	56.77

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	18.261
f_angle_d	1.2132
f_chiral_restr	0.0503
f_bond_d	0.0128
f_plane_restr	0.0094

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3883
Nucleic Acid Atoms
Solvent Atoms	110
Heterogen Atoms	54

Software

Software
Software Name	Purpose
PHENIX	refinement
autoPROC	data reduction
Aimless	data scaling
PHASER	phasing