Experiment: 5AG3

Chorismatase mechanisms reveal fundamentally different types of reaction in a single conserved protein fold

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4BPS	PDB ENTRY 4BPS

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		HYG5 WAS CONCENTRATED TO 2.5 TO 3 MG/ML AND AFTERWARDS SUPPLEMENTED WITH 15 MM 3-2-CARBOXYETHYL-BENZOATE EQUILIBRATION AGAINST A RESERVOIR SOLUTION OF 0.1 M MES PH 6.5, 0.2 M AMMONIUM SULFATE AND 20 TO 25 PERCENT PEG 5000 MME

Crystal Properties
Matthews coefficient	Solvent content
2.39	48.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 116.175	α = 90
b = 116.175	β = 90
c = 70.429	γ = 120

Symmetry
Space Group	P 32

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 PILATUS 6M	DYNAMICALLY BENDABLE MIRROR	2013-09-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA		SLS	X06SA

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	1.9	50	99.8	0.08	12.5	5		83807		0.92

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	1.9	1.97	98.1		0.88	3.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	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	PDB ENTRY 4BPS	1.898	44.812	1.94	83807	4186	99.8	0.1562	0.1494	0.1513	0.1845	0.1832

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	14.241
f_angle_d	1.328
f_chiral_restr	0.053
f_bond_d	0.009
f_plane_restr	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7768
Nucleic Acid Atoms
Solvent Atoms	647
Heterogen Atoms	144

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
PHASER	phasing