Experiment: 5ZSR

NifS from Hydrogenimonas thermophila, soaked with L-cysteine for 8 min

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1EG5

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	293	0.2M Magnesium chloride, 0.1M Tris-HCl, 20% (w/v) PEG 8000, 5mM L-cysteine

Crystal Properties
Matthews coefficient	Solvent content
3.06	59.75

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 135.9	α = 90
b = 135.9	β = 90
c = 98.6	γ = 120

Symmetry
Space Group	P 65

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	ADSC QUANTUM 270		2017-12-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE AR-NW12A	1	Photon Factory	AR-NW12A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim 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	2.61	45.472	99.5	0.132	0.145	0.996	13.73	5.88		31566			48.33

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.61	2.71	99.2		0.982	1.078	0.723	2.17	5.851

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	THROUGHOUT	1EG5	2.61	45.472	1.36	31561	1579	99.98	0.1958	0.1935	0.193	0.2408	0.2382	57.7083

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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6022
Nucleic Acid Atoms
Solvent Atoms	143
Heterogen Atoms

Software

Software
Software Name	Purpose
PHENIX	refinement
XSCALE	data scaling
PDB_EXTRACT	data extraction
XDS	data reduction
MOLREP	phasing