8VEH | pdb_00008veh

Crystal structure of outer membrane lipoprotein carrier protein (LolA) from Rickettsia bellii

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
in silico model	AlphaFold	AF-Q1RKI7-F1-model_v4

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	291	Morpheus Fusion F5: 20% v/v PEG 500 MME; 10 % w/v PEG 20000, 0.04M Imidazole; 0.06M MES monohydrate (acid) pH 6.5, 0.02M DL-Glutamic acid monohydrate; 0.02M DL-Alanine; 0.02M Glycine; 0.02M DL-Lysine monohydrochloride; 0.02M DL-Serine, 0.5% w/v 1,2,4-butanetriol, 0.5% w/v 1,2,6-hexanetriol, 0.5% w/v 1,5 -pentanediol, 0.5% w/v 1,1,1-tris(hydroxymethyl)propane, 0.5% w/v meso-erythritol, RibeA.17554.a.VH3.PW39215 at 28.3 mg/mL. Plate 13404 well F5 drop 2. Puck: PSL-0710, Cryo: direct

Crystal Properties
Matthews coefficient	Solvent content
2.04	39.82

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 77.802	α = 90
b = 71.403	β = 115.83
c = 78.502	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	100	PIXEL	DECTRIS EIGER2 XE 9M		2023-11-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS-II BEAMLINE 19-ID	0.9786	NSLS-II	19-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	2.6	48.55	99.9	0.141	0.153	0.058	0.997	10.8	6.8		24006

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	2.6	2.72		100	1.245	1.344	0.501	0.6		7.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	2.6	48.55	1.34	23986	1256	99.89	0.2291	0.2266	0.23	0.2743	0.27

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	16.883
f_angle_d	0.82
f_chiral_restr	0.061
f_plane_restr	0.006
f_bond_d	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6165
Nucleic Acid Atoms
Solvent Atoms	60
Heterogen Atoms	19

Software

Software
Software Name	Purpose
PHENIX	refinement
Aimless	data scaling
XDS	data reduction
PHASER	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 R01GM157729.