6N56

Crystal structure of fumarate reductase, flavo protein subunit, from Helicobacter pylori G27

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	290	20.9 mg/mL HepyC.18004.a.B1.PS38425 against Molecular dimensions Morpheus screen, D9 (10% PEG20000, 20% PEG550 MME, 20 mM 1,6-hexanediol, 20 mM 1-butanol, 20 mM (RS)-1,2- propanediol 2-propanol, 20 nM 1,4-butanediol, 20 mM 1,3-propanediol, 100 mM Bicine/Trizma base, pH 8.5), direct cryoprotection, tray 300244d9, puck ipi5-8

Crystal Properties
Matthews coefficient	Solvent content
2.23	44.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.89	α = 90
b = 63.89	β = 90
c = 354.53	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	RAYONIX MX-300		2018-06-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-F	0.97872	APS	21-ID-F

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	2.35	47.464	99.4	0.07	0.073	0.999	23.75	12.087		31955			51.147

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	2.35	2.41	100		0.595	0.619	0.949	4.77	12.475

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	pdb entry 2BS2 as per MoRDa	2.35	47.464	1.35	31914	2028	99.67	0.1744	0.1711	0.2224	0	52.5503

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	14.58
f_angle_d	0.814
f_chiral_restr	0.048
f_bond_d	0.007
f_plane_restr	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4812
Nucleic Acid Atoms
Solvent Atoms	215
Heterogen Atoms

Software

Software
Software Name	Purpose
XDS	data reduction
XSCALE	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
MoRDa	phasing
ARP/wARP	model building
BUCCANEER	model building
Coot	model building

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.