3PRB

Structural analysis of protein folding by the Methanococcus jannaschii chaperone FKBP26

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	hanging drop		298	15% PMME550, 100NaCl, pH 100 mM BICINE, pH 9.0, hanging drop, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.59	52.48

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.532	α = 90
b = 65.199	β = 90
c = 148.616	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	100	CCD			2000-07-01	M	MAD
2	1	x-ray	100	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4A		NSLS	X4A
2	SYNCHROTRON	NSLS BEAMLINE X4A		NSLS	X4A

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	2.2	19.84					25822

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	MAD	THROUGHOUT	2.2	19.84	24476	1314	100	0.2289	0.2265	0.2736	RANDOM	43.025

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]
2.1			-0.49		-1.61

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.952
r_dihedral_angle_3_deg	16.197
r_dihedral_angle_4_deg	8.078
r_dihedral_angle_1_deg	5.498
r_scangle_it	3.705
r_scbond_it	2.131
r_mcangle_it	1.488
r_angle_refined_deg	1.283
r_mcbond_it	0.784
r_chiral_restr	0.08

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.952
r_dihedral_angle_3_deg	16.197
r_dihedral_angle_4_deg	8.078
r_dihedral_angle_1_deg	5.498
r_scangle_it	3.705
r_scbond_it	2.131
r_mcangle_it	1.488
r_angle_refined_deg	1.283
r_mcbond_it	0.784
r_chiral_restr	0.08
r_bond_refined_d	0.013
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3507
Nucleic Acid Atoms
Solvent Atoms	179
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing
RESOLVE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction

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.