3NPF

Crystal structure of a putative dipeptidyl-peptidase VI (BACOVA_00612) from Bacteroides ovatus at 1.72 A resolution

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	277	15.000000000% Glycerol, 0.170000000M NaOAc, 25.500000000% PEG-4000, 0.1M TRIS pH 8.5, NANODROP', VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.136	α = 90
b = 62.495	β = 90
c = 156.809	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	CCD	MARMOSAIC 325 mm CCD	Flat collimating mirror, toroid focusing mirror	2010-05-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-2		SSRL	BL9-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	1.72	48.87	100	0.125	11.06	6.96		63712		-3	16.41

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)
	1.72	1.78	100		0.797	2.2

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	1.72	48.87	63635	2823	99.98	0.1424	0.141	0.1712	RANDOM	18.5442

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]
-0.29			0.68		-0.39

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.518
r_dihedral_angle_4_deg	16.171
r_dihedral_angle_3_deg	11.548
r_dihedral_angle_1_deg	6.36
r_scangle_it	5.721
r_scbond_it	3.735
r_mcangle_it	2.186
r_angle_refined_deg	1.458
r_mcbond_it	1.369
r_angle_other_deg	0.935

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.518
r_dihedral_angle_4_deg	16.171
r_dihedral_angle_3_deg	11.548
r_dihedral_angle_1_deg	6.36
r_scangle_it	5.721
r_scbond_it	3.735
r_mcangle_it	2.186
r_angle_refined_deg	1.458
r_mcbond_it	1.369
r_angle_other_deg	0.935
r_mcbond_other	0.527
r_chiral_restr	0.092
r_bond_refined_d	0.015
r_gen_planes_refined	0.007
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4779
Nucleic Acid Atoms
Solvent Atoms	786
Heterogen Atoms	68

Software

Software
Software Name	Purpose
SHELX	phasing
REFMAC	refinement
XSCALE	data scaling
PDB_EXTRACT	data extraction
XDS	data reduction
SHELXD	phasing
autoSHARP	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.