Experiment: 4KN2

Human folate receptor beta (FOLR2) in complex with antifolate pemetrexed

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.2	293	1.5 M Ammonium phosphate dibasc, 0.1 M Tris pH 8.5, Vapor diffusion, sitting drop, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.91	57.74

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 97.443	α = 90
b = 97.443	β = 90
c = 348.105	γ = 90

Symmetry
Space Group	I 41 2 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	NOIR-1	The NOIR-1 detector was built by E. Westbrook; 180 cm lens focused CCD	2011-03-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 4.2.2	0.91840	ALS	4.2.2

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	2.6	50	100	0.113	6.6	8.1		26536

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	2.6	2.64	100		0.675		8.2	1317

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	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 4KMZ	2.6	48.721	26486	1341	99.86	0.1962	0.1937	0.1936	0.2439	0.2424	47.5735

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]
4.3539			4.3539		-8.7079

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	13.615
f_angle_d	1.067
f_chiral_restr	0.08
f_bond_d	0.008
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4821
Nucleic Acid Atoms
Solvent Atoms	115
Heterogen Atoms	141

Software

Software
Software Name	Purpose
SCALEPACK	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
DENZO	data reduction
PHASER	phasing