Experiment: 8BZK

Crystal structure of Paradendryphiella salina PL7C alginate lyase with sulphate bound in the active site

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	8BJR

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.6	293	0.1M NaOAc pH 4.6, 2M (NH4)2SO4

Crystal Properties
Matthews coefficient	Solvent content
1.86	34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 38.42	α = 90
b = 56.53	β = 90
c = 87.67	γ = 90

Symmetry
Space Group	P 21 21 21

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		2020-05-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MAX IV BEAMLINE BioMAX	0.976	MAX IV	BioMAX

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	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	1.45	47.51	100	1	7.76	6.9		65393			15.78

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.45	1.54			0.45

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	1.45	35.19	1.37	65388	2101	99.97	0.1506	0.1498	0.1502	0.1741	0.1746	20.17

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	12.5817
f_angle_d	0.9756
f_chiral_restr	0.0862
f_plane_restr	0.0098
f_bond_d	0.0074

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1738
Nucleic Acid Atoms
Solvent Atoms	229
Heterogen Atoms	25

Software

Software
Software Name	Purpose
MxCuBE	data collection
PHENIX	refinement
XDS	data reduction
XDS	data scaling
Coot	model building
PHASER	phasing