4DH0

X-ray Crystal Structure of 28-O-Methylrapamycin complexed with FKBP12: Is the Cyclohexyl Moiety Part of the Effector Domain of Rapamycin?

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.7	298	35% ammonium sulphate, 0.1M Na/K phosphate, pH 7.7, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.64	53.43

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 45.5	α = 90
b = 49.7	β = 90
c = 55.3	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	293	DIFFRACTOMETER	ENRAF-NONIUS FAST		1993-11-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ENRAF-NONIUS FR571	1.5418

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	2.1	15	90	0.091	6.8	2.3	6946	6946

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	2.1	2.15	84		0.29	2.6

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	2.1	36.96	7371	6604	316	89.59	0.21882	0.21882	0.21701	0.25717	RANDOM	25.549

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]
0.45			0.4		-0.85

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.498
r_dihedral_angle_3_deg	14.395
r_dihedral_angle_4_deg	8.727
r_dihedral_angle_1_deg	5.585
r_scangle_it	1.537
r_angle_refined_deg	0.966
r_scbond_it	0.858
r_mcangle_it	0.704
r_mcbond_it	0.37
r_chiral_restr	0.061

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.498
r_dihedral_angle_3_deg	14.395
r_dihedral_angle_4_deg	8.727
r_dihedral_angle_1_deg	5.585
r_scangle_it	1.537
r_angle_refined_deg	0.966
r_scbond_it	0.858
r_mcangle_it	0.704
r_mcbond_it	0.37
r_chiral_restr	0.061
r_bond_refined_d	0.006
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	832
Nucleic Acid Atoms
Solvent Atoms	76
Heterogen Atoms	66

Software

Software
Software Name	Purpose
MADNESS	data collection
X-PLOR	model building
REFMAC	refinement
MADNESS	data reduction
ROTAVATA	data scaling
X-PLOR	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.