9FCU

CysG(N-16)-H121A mutant in complex with SAH from Kitasatospora cystarginea

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	9FCD	CysG(N-16) in complex with SAH from Kitasatospora cystarginea

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	293	0.1 M HEPES; 0.02 M MgCl2; 22% Sodium Polyacrylate 5100

Crystal Properties
Matthews coefficient	Solvent content
2.68	54.08

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 100.78	α = 90
b = 49.71	β = 90.08
c = 102.51	γ = 90

Symmetry
Space Group	P 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 EIGER X 16M		2023-06-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA	1.0	SLS	X06SA

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	1.85	30	98.3	0.094	9	2.9		85811

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	1.85	1.95	98.8		0.683	2.6	2.9

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	1.85	30	81503	4290	98.23	0.19336	0.19216	0.23145	RANDOM	22.328

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]
0.43		-0.78	-0.71		0.28

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.16
r_dihedral_angle_4_deg	19.426
r_dihedral_angle_3_deg	11.704
r_dihedral_angle_1_deg	6.215
r_long_range_B_refined	2.296
r_long_range_B_other	2.18
r_scangle_other	1.523
r_mcangle_it	1.355
r_mcangle_other	1.354
r_angle_other_deg	1.179
r_angle_refined_deg	1.172
r_scbond_it	1.154
r_scbond_other	1.154
r_mcbond_it	0.986
r_mcbond_other	0.986
r_rigid_bond_restr	0.539
r_chiral_restr	0.05
r_bond_refined_d	0.003
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001
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_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6680
Nucleic Acid Atoms
Solvent Atoms	391
Heterogen Atoms	104

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing