7RFT

Domain 1 of Starch adherence system protein 20 (Sas20) from Ruminococcus bromii with maltotriose

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		294	27% PEG 4000, 0.2M MgCl, 0.1M Tris

Crystal Properties
Matthews coefficient	Solvent content
2.4	48.77

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 121.837	α = 90
b = 64.668	β = 102.76
c = 64.734	γ = 90

Symmetry
Space Group	C 1 2 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	CCD	RAYONIX MX300-HS		2018-08-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-F	0.979	APS	21-ID-F

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	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	1.53	30	100	0.047	0.053	0.025	10.7	4.6		74182

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	1.53	1.56	99.9		1.444	1.671	0.828	0.364		4

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	7RAW	1.53	29.52	70481	3699	99.77	0.1761	0.175	0.1971	RANDOM	24.288

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]
0.23		0.03	-0.24

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.293
r_dihedral_angle_3_deg	11.418
r_dihedral_angle_1_deg	6.394
r_dihedral_angle_4_deg	4.618
r_angle_other_deg	1.231
r_angle_refined_deg	1.203
r_chiral_restr	0.049
r_gen_planes_refined	0.004
r_bond_refined_d	0.003
r_bond_other_d	0.001

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.293
r_dihedral_angle_3_deg	11.418
r_dihedral_angle_1_deg	6.394
r_dihedral_angle_4_deg	4.618
r_angle_other_deg	1.231
r_angle_refined_deg	1.203
r_chiral_restr	0.049
r_gen_planes_refined	0.004
r_bond_refined_d	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3565
Nucleic Acid Atoms
Solvent Atoms	561
Heterogen Atoms	88

Software

Software
Software Name	Purpose
HKL-2000	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
PHENIX	phasing

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 R01GM133198.