3FLB | pdb_00003flb

RifR - Type II thioesterase from Rifamycin NRPS/PKS biosynthetic pathway - Form 2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	277	100 mM HEPES pH 7.0, 12% PEG 8000, 50 mM CaCl2, 2 mM DTT , VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
	28.26

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 38.938	α = 90
b = 62.497	β = 90
c = 82.467	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	IMAGE PLATE	MAR scanner 300 mm plate	APS Beamline 23-ID-D	2008-01-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-D	0.97934	APS	23-ID-D

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	1.8	50	96.1	0.069	12.5	2.9	19447	18683

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)
	1.8	1.86	88.3		0.376	2.2	2.5

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 (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	1.8	49.81	19447	17702	957	96.43	0.18862	0.1859	0.19	0.2386	0.24	RANDOM	23.29

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]
-0.54			-1.41		1.95

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	26.502
r_dihedral_angle_4_deg	18.589
r_dihedral_angle_3_deg	13.55
r_dihedral_angle_1_deg	4.939
r_mcangle_it	3.413
r_scangle_it	2.808
r_mcbond_it	2.358
r_scbond_it	2.177
r_angle_refined_deg	1.183
r_nbtor_refined	0.306
r_nbd_refined	0.206
r_symmetry_hbond_refined	0.173
r_xyhbond_nbd_refined	0.153
r_symmetry_vdw_refined	0.146
r_chiral_restr	0.078
r_bond_refined_d	0.008
r_gen_planes_refined	0.004
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1929
Nucleic Acid Atoms
Solvent Atoms	167
Heterogen Atoms	14

Software

Software
Software Name	Purpose
Blu-Ice	data collection
AMoRE	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling