1PW6 | pdb_00001pw6

Low Micromolar Small Molecule Inhibitor of IL-2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.9		lithium sulfate, ammonium sulfate, pH 5.9, VAPOR DIFFUSION, HANGING DROP

Crystal Properties
Matthews coefficient	Solvent content
4.44	72.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.889	α = 90
b = 79.889	β = 90
c = 171.891	γ = 90

Symmetry
Space Group	P 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	93	IMAGE PLATE	RIGAKU RAXIS IV		2001-09-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.54

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	20	97			17846	17310

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.6	2.69	97.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	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	THROUGHOUT	2.6	10	16704	16176	857	97.38	0.25924	0.25924	0.25753	0.2539	0.29216	0.288	RANDOM	25.151

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]
0.16			0.16		-0.31

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	4.152
r_mcangle_it	3.405
r_scangle_it	2.804
r_mcbond_it	1.876
r_scbond_it	1.66
r_angle_refined_deg	1.238
r_nbd_refined	0.177
r_symmetry_vdw_refined	0.144
r_xyhbond_nbd_refined	0.094
r_chiral_restr	0.054
r_symmetry_hbond_refined	0.052
r_bond_refined_d	0.006
r_gen_planes_refined	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2032
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	77

Software

Software
Software Name	Purpose
REFMAC	refinement
d*TREK	data scaling
AMoRE	phasing