8BQA

CjCel5B endo-glucanase bound to CB665 covalent inhibitor

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	277	PS: 10 mg/mL in 5 mM Na-MOPS pH 7.5, 25 mM NaCl 1:1 with WS containing 0.2 M LiCl, 20% PEG3350

Crystal Properties
Matthews coefficient	Solvent content
2.13	42.19

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 45.49	α = 90
b = 51.83	β = 110.427
c = 64.56	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	100	PIXEL	DECTRIS EIGER2 XE 16M		2021-04-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I03	0.9763	Diamond	I03

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	1.67	32.92	97.5	0.181	0.198	0.08	0.994	6.6	6.1		32027		1

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	1.67	1.7	96.7		2.556	2.784	1.095	0.341	0.8	6.3

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 (All)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1tvn	1.67	32.92	32011	1561	97.467	0.188	0.1857	0.2261	0.05	23.653

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]
0.774		1.597	-1.93		-0.027

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.098
r_dihedral_angle_3_deg	13.331
r_dihedral_angle_4_deg	11.526
r_dihedral_angle_1_deg	7.233
r_lrange_it	3.83
r_lrange_other	3.772
r_scangle_it	3.035
r_scangle_other	3.034
r_scbond_it	2.138
r_scbond_other	2.137
r_mcangle_it	2.088
r_mcangle_other	2.087
r_mcbond_it	1.594
r_mcbond_other	1.593
r_angle_refined_deg	1.508
r_angle_other_deg	1.435
r_nbd_refined	0.207
r_symmetry_nbd_other	0.182
r_symmetry_nbd_refined	0.179
r_nbtor_refined	0.173
r_symmetry_xyhbond_nbd_refined	0.147
r_nbd_other	0.143
r_xyhbond_nbd_refined	0.127
r_symmetry_nbtor_other	0.081
r_chiral_restr	0.072
r_bond_refined_d	0.009
r_gen_planes_refined	0.009
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2293
Nucleic Acid Atoms
Solvent Atoms	197
Heterogen Atoms	36

Software

Software
Software Name	Purpose
REFMAC	refinement
xia2	data reduction
xia2	data scaling
MOLREP	phasing