3B7X

Crystal structure of human FK506-Binding Protein 6

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1KT0	PDB entry 1KT0

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	298	Mixed equal volumes of 1.6M MgSO4, 0.1M MES pH 6.5, and 10 mg/mL protein. Crystals were cryoprotected by transferring the crystals to a drop containing mother liquor to which glycerol was added to a final concentration of 20%, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.89	57.45

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.059	α = 90
b = 55.059	β = 90
c = 229.965	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	ADSC QUANTUM 315		2007-09-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X25	1.0000	NSLS	X25

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	30	99.2	0.054	46.3	9.1	10831	10831		-3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.1	2.18	97.6		0.365	6.7	8.2	1037

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 1KT0	2.1	30	10261	549	99.34	0.2577	0.25643	0.28215	RANDOM	47.575

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]
3.41			3.41		-6.83

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.571
r_dihedral_angle_4_deg	21.694
r_dihedral_angle_3_deg	19.583
r_dihedral_angle_1_deg	6.843
r_scangle_it	3.021
r_scbond_it	1.883
r_angle_refined_deg	1.489
r_mcangle_it	1.481
r_mcbond_it	0.84
r_nbtor_refined	0.312
r_symmetry_vdw_refined	0.256
r_nbd_refined	0.21
r_symmetry_hbond_refined	0.169
r_xyhbond_nbd_refined	0.157
r_chiral_restr	0.108
r_bond_refined_d	0.01
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	922
Nucleic Acid Atoms
Solvent Atoms	55
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing