4LE7

The Crystal Structure of Pyocin L1 at 2.09 Angstroms

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	293	20% v/v ethylene glycol, 10% w/v PEG 8000, 0.03 M CaCl2, 0.03 M MgCl2, 0.1 M Tris/Bicine, , pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.6	52.73

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 53.41	α = 90
b = 158.4	β = 90
c = 147.67	γ = 90

Symmetry
Space Group	C 2 2 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	PIXEL	PSI PILATUS 6M		2012-10-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04-1	0.97620	Diamond	I04-1

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	2.09	36.39	99	0.072	14.3	4.8		37131	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.09	2.14	99.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1MSA	2.09	36.39	2.1	35246	1858	98.67	0.18027	0.18027	0.17808	0.2215	RANDOM	40.172

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]
-2.74			1.63		1.12

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.687
r_dihedral_angle_4_deg	23.368
r_dihedral_angle_3_deg	15.626
r_dihedral_angle_1_deg	8.383
r_long_range_B_refined	7.798
r_long_range_B_other	7.639
r_scangle_other	3.798
r_mcangle_other	3.295
r_mcangle_it	3.294
r_scbond_it	2.461
r_scbond_other	2.46
r_mcbond_it	2.173
r_mcbond_other	2.163
r_angle_refined_deg	1.863
r_angle_other_deg	0.87
r_chiral_restr	0.12
r_bond_refined_d	0.017
r_gen_planes_refined	0.008
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3978
Nucleic Acid Atoms
Solvent Atoms	328
Heterogen Atoms	171

Software

Software
Software Name	Purpose
XDS	data scaling
PHASER	phasing
REFMAC	refinement
xia2	data reduction
Aimless	data scaling