4ZY9

X-ray crystal structure of selenomethionine-labelled V110M mutant of chitosan-binding module 1 derived from chitosanase/glucanase from Paenibacillus sp. IK-5

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	Sodium fluoride, PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
2.12	41.96

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 28.233	α = 90
b = 65.329	β = 97.21
c = 69.887	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	95	CCD	ADSC QUANTUM 270		2014-11-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-17A	0.97865	Photon Factory	BL-17A

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	1.2	50	99.8	28.4	6.1		78378

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.2	1.22	97		0.222	4.5	4.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	SAD	THROUGHOUT	1.2	47.55	75932	1994	99.15	0.20934	0.2083	0.24921	RANDOM	9.041

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]
0.31		-0.33	-0.1		-0.12

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.703
r_dihedral_angle_4_deg	24.16
r_dihedral_angle_3_deg	11.338
r_dihedral_angle_1_deg	7.639
r_long_range_B_refined	5.465
r_long_range_B_other	4.852
r_angle_refined_deg	2.466
r_scangle_other	2.388
r_mcangle_it	1.762
r_mcangle_other	1.762
r_scbond_it	1.67
r_scbond_other	1.669
r_mcbond_it	1.272
r_mcbond_other	1.27
r_angle_other_deg	1.029
r_chiral_restr	0.155
r_bond_refined_d	0.03
r_gen_planes_refined	0.014
r_bond_other_d	0.002
r_gen_planes_other	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2056
Nucleic Acid Atoms
Solvent Atoms	564
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data scaling
PHENIX	phasing
Coot	model building