3SUS

Crystal structure of beta-hexosaminidase from Paenibacillus sp. TS12 in complex with Gal-NAG-thiazoline

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3GH4

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	293	Na-citrate, PEG 2000, (NH4)2SO4, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.28	46.06

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 95.549	α = 90
b = 101.881	β = 90
c = 107.888	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	100	CCD	MARMOSAIC 225 mm CCD		2010-04-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL26B2	1	SPring-8	BL26B2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym I (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	1.8	50		0.159		7.3		49006

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.86			0.521		6.6

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	3GH4	1.8	50	46501	2478	99.94	0.14693	0.14471	0.18937	RANDOM	12.868

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]
-0.75			0.93		-0.18

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.751
r_dihedral_angle_4_deg	15.421
r_dihedral_angle_3_deg	12.176
r_dihedral_angle_1_deg	5.899
r_sphericity_free	3.788
r_scangle_it	2.818
r_sphericity_bonded	1.981
r_scbond_it	1.91
r_angle_refined_deg	1.284
r_mcangle_it	1.218
r_rigid_bond_restr	1.174
r_mcbond_it	0.817
r_nbtor_refined	0.307
r_nbd_refined	0.19
r_symmetry_vdw_refined	0.179
r_symmetry_hbond_refined	0.178
r_xyhbond_nbd_refined	0.134
r_chiral_restr	0.09
r_bond_refined_d	0.012
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3909
Nucleic Acid Atoms
Solvent Atoms	644
Heterogen Atoms	19

Software

Software
Software Name	Purpose
HKL-2000	data collection
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling