4K3C | pdb_00004k3c

The crystal structure of BamA from Haemophilus ducreyi lacking POTRA domains 1-3

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	Vapor Diffusion, Hanging Drop, bicelles	7.5	295	100 mM Na-citrate, 100 mM HEPES 7.5, 12% MPD, Vapor Diffusion, Hanging Drop, bicelles, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
4.33	71.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 47.779	α = 90
b = 88.162	β = 90
c = 244.454	γ = 90

Symmetry
Space Group	P 2 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 300 mm CCD		2012-11-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-D	1.0	APS	23-ID-D

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.9	50	94.6	0.17	8	4.6	24429	23056	1	1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.9	3	84.5		0.76	1.5	3.2	2023

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	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)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	2.913	19.947	1.34	24429	23056	3706	99.35	0.2239	0.2195	0.2439	0.2704	0.2863	random

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	17.609
f_angle_d	1.861
f_chiral_restr	0.13
f_bond_d	0.009
f_plane_restr	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3947
Nucleic Acid Atoms
Solvent Atoms	12
Heterogen Atoms

Software

Software
Software Name	Purpose
SERGUI	data collection
PHENIX/AutoSOL	model building
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX/AutoSOL	phasing