1K24 | pdb_00001k24

Crystal Structure of the OpcA Outer Membrane Adhesin/Invasin from Neisseria meningitidis

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	PEG 6K, Zinc Acetate, Zinc Chloride, C10E5, Beta-heptyl-glucoside, TRIS/HCl, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.04	59.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 96.859	α = 90
b = 46.346	β = 90
c = 73.977	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	MARRESEARCH	toroidal mirror	1999-10-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2	0.934	ESRF	ID14-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.03	36.5	98.3	0.084	0.084	16.5	10.2	21875	21875		-5	37.6

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.03	2.08	82.4		0.325	0.325	4.1	6.2	1320

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	MIR	THROUGHOUT	2.03	36.5	20754	20754	1093	98.45	0.237	0.237	0.235	0.25	0.274	0.29	Random	70.2

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]
3.25	-1.58	-1.67

RMS Deviations
Key	Refinement Restraint Deviation
p_multtor_nbd	19.876
p_singtor_nbd	5.305
p_scangle_it	2.489
p_angle_d	1.951
p_scbond_it	1.622
p_mcangle_it	0.913
p_mcbond_it	0.567
p_xyhbond_nbd	0.228
p_hb_or_metal_coord	0.155
p_chiral_restr	0.143

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1952
Nucleic Acid Atoms
Solvent Atoms	144
Heterogen Atoms	35

Software

Software
Software Name	Purpose
SHARP	phasing
REFMAC	refinement
MOSFLM	data reduction
CCP4	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.