6M6P

Structure of Marine bacterial laminarinase mutant E135A in complex with 1,3-beta-cellotriosyl-glucose

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	100 mM MES (pH7.0), 15% (v/v) ethanol, 28% (m/v) PEG20000

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.44

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 66.998	α = 90
b = 95.644	β = 90
c = 72.989	γ = 90

Symmetry
Space Group	C 2 2 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	95	PIXEL	DECTRIS PILATUS3 S 2M		2018-11-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-5A	1.0000	Photon Factory	BL-5A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim 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	2.21	47.82	95.9	0.107	0.117	0.046	0.997	10.4	6.4		11550

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.21	2.28	70.7		0.704	0.772	0.308	0.89		5.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	4CRQ	2.27	43.9	10387	507	97.68	0.1764	0.1739	0.2284	RANDOM	33.324

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]
-4.85			0.72		4.13

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.23
r_dihedral_angle_3_deg	13.846
r_dihedral_angle_4_deg	8.705
r_dihedral_angle_1_deg	8.465
r_angle_refined_deg	1.504
r_angle_other_deg	1.438
r_chiral_restr	0.077
r_bond_refined_d	0.009
r_gen_planes_refined	0.006
r_bond_other_d	0.001

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.23
r_dihedral_angle_3_deg	13.846
r_dihedral_angle_4_deg	8.705
r_dihedral_angle_1_deg	8.465
r_angle_refined_deg	1.504
r_angle_other_deg	1.438
r_chiral_restr	0.077
r_bond_refined_d	0.009
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1854
Nucleic Acid Atoms
Solvent Atoms	121
Heterogen Atoms	46

Software

Software
Software Name	Purpose
REFMAC	refinement
Aimless	data scaling
PDB_EXTRACT	data extraction
XDS	data reduction
MOLREP	phasing

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.