5K39

THE TYPE II COHESIN DOCKERIN COMPLEX FROM CLOSTRIDIUM THERMOCELLUM

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2MB3	PDB ENTRIES 2MB3 AND 2B59
experimental model	PDB	2B59	PDB ENTRIES 2MB3 AND 2B59

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293	12% (m/v) polyethyleneglycol (PEG) 3350, 4% tacsimate, pH 5.0

Crystal Properties
Matthews coefficient	Solvent content
2.2	43.13

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 116.67	α = 90
b = 78.63	β = 95.87
c = 35.8	γ = 90

Symmetry
Space Group	C 1 2 1

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 315r		2008-02-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4	0.9735	ESRF	ID14-4

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	1.98	39.31	97.8	0.09	13.1	3.6		21909		4

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	1.98	2.09	98.2		0.17	5.5	3.7

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 ENTRIES 2MB3 AND 2B59	1.98	18.83	19669	2221	97.54	0.19331	0.18702	0.24739	RANDOM	20.01

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]
0.01		0.02	-0.02		0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.392
r_dihedral_angle_4_deg	12.412
r_dihedral_angle_3_deg	12.321
r_dihedral_angle_1_deg	6.192
r_scangle_it	2.062
r_scbond_it	1.345
r_angle_refined_deg	1.154
r_mcangle_it	0.787
r_mcbond_it	0.495
r_nbtor_refined	0.305
r_nbd_refined	0.196
r_symmetry_vdw_refined	0.169
r_symmetry_hbond_refined	0.137
r_xyhbond_nbd_refined	0.125
r_chiral_restr	0.075
r_bond_refined_d	0.009
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_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2453
Nucleic Acid Atoms
Solvent Atoms	322
Heterogen Atoms	2

Software

Software
Software Name	Purpose
PHASER	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling