Experiment: 4PPV

Crystal Structure of AtCM1 with Phenylalanine Bound in Allosteric Site

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4PPU	PDB entry 4PPU

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	277	30% PEG-400, HEPES 7.5, 0.2 M MgCl2 hexahydrate, 1mM Phenylalanine, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.36	47.79

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 99.425	α = 90
b = 99.425	β = 90
c = 156.698	γ = 120

Symmetry
Space Group	H 3 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	76	CCD	ADSC QUANTUM 315		2013-08-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	.9795	APS	19-ID

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	2.45	41.5		0.09	14	15	11346	11233

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.45	2.49	100		0.284	8.2

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)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB entry 4PPU	2.45	30.055	1.34	11004	523	98	0.1731	0.1701	0.1652	0.2337	0.2259	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]
1.3804			1.3804		-2.7608

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	13.169
f_angle_d	1.36
f_chiral_restr	0.077
f_bond_d	0.011
f_plane_restr	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1982
Nucleic Acid Atoms
Solvent Atoms	83
Heterogen Atoms	12

Software

Software
Software Name	Purpose
HKL-3000	data collection
PHASER	phasing
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling