Experiment: 6CN7

The structure of aerobactin synthetase IucC from a hypervirulent pathotype of Klebsiella pneumoniae

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3X0Q

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	293	Cocktail: 10-11% PEG 20,000, 100 mM MES pH 6.0. Drop Ratio, 1:1. Protein, 5.5 mg/mL

Crystal Properties
Matthews coefficient	Solvent content
2.85	56.88

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 124.02	α = 90
b = 197.69	β = 109.6
c = 130.38	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	110	PIXEL	DECTRIS EIGER X 16M		2017-04-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-B	1.0332	APS	23-ID-B

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.45	58.1	99.6	10	6.7		215668

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.45	2.54

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	3X0Q	2.45	58.067	1.34	215510	10520	99.58	0.2142	0.2128	0.2192	0.2403	0.2428	73.4

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	12.201
f_angle_d	0.544
f_chiral_restr	0.038
f_bond_d	0.003
f_plane_restr	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	33319
Nucleic Acid Atoms
Solvent Atoms	248
Heterogen Atoms	24

Software

Software
Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
iMOSFLM	data reduction
Coot	model building
PHASER	phasing