3KCP | pdb_00003kcp

Crystal structure of interacting Clostridium thermocellum multimodular components

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	294	100 mM MES, 200 mM Ammonium sulfate, 30% w/v PEG 3350, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.51	50.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 169.977	α = 90
b = 58.019	β = 90
c = 56.15	γ = 90

Symmetry
Space Group	P 21 21 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 270		2005-07-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE F1	0.9179	CHESS	F1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	1.94	42.49	98.67	0.066	0.066	9.6	6.8	41456	41456

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.94	2.05	98.7		0.424	0.424	3.2	5.5	4056

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.94	42.49	1	41456	39350	2087	98.67	0.20697	0.20567	0.20567	0.23109	0.2312	RANDOM	34.771

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]
0.07			-0.04		-0.03

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.213
r_dihedral_angle_4_deg	17.625
r_dihedral_angle_3_deg	14.674
r_dihedral_angle_1_deg	6.333
r_scangle_it	4.207
r_scbond_it	2.863
r_mcangle_it	1.792
r_angle_refined_deg	1.679
r_mcbond_it	1.145
r_nbtor_refined	0.314
r_symmetry_vdw_refined	0.231
r_nbd_refined	0.213
r_xyhbond_nbd_refined	0.166
r_symmetry_hbond_refined	0.15
r_metal_ion_refined	0.123
r_chiral_restr	0.113
r_bond_refined_d	0.019
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3542
Nucleic Acid Atoms
Solvent Atoms	244
Heterogen Atoms	3

Software

Software
Software Name	Purpose
HKL-2000	data collection
PHASER	phasing
ARP/wARP	model building
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling