3OPU

Crystal structure of the C-terminal domain of Streptococcus mutans surface protein SpaP

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2WZA	PDB entry 2WZA

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5	291.15	0.1 M sodium acetate pH 5.0, 15% (w/v) polyethylene glycol 6000., VAPOR DIFFUSION, HANGING DROP, temperature 291.15K

Crystal Properties
Matthews coefficient	Solvent content
2.79	55.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 135.775	α = 90
b = 238.391	β = 90
c = 78.493	γ = 90

Symmetry
Space Group	P 21 21 2

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	MAR CCD 165 mm		2010-05-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MAX II BEAMLINE I911-5	0.9085	MAX II	I911-5

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	2.18	29.5	99.7	0.049	28.5	7.4	132886	130690	-3	-3	26.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB entry 2WZA	2.181	29.006	0.02	132886	130690	6626	98.18	0.2124	0.2124	0.2104	0.2	0.2482	0.24	Shells

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]
-2.3178			-1.6192		3.9369

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	17.724
f_angle_d	1.228
f_chiral_restr	0.084
f_bond_d	0.01
f_plane_restr	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	16030
Nucleic Acid Atoms
Solvent Atoms	545
Heterogen Atoms	12

Software

Software
Software Name	Purpose
MAR345dtb	data collection
PHASER	phasing
PHENIX	refinement
XDS	data reduction
SCALA	data scaling

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 R01GM157729.