3ACF | pdb_00003acf

Crystal Structure of Carbohydrate-Binding Module Family 28 from Clostridium josui Cel5A in a ligand-free form

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.6	277	PEG MME 2000, (NH4)2SO4, Na-acetate, pH 4.6, vapor diffusion, sitting drop, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.38	48.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 47.164	α = 90
b = 63.305	β = 90
c = 71.251	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	ADSC QUANTUM 315		2009-10-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-5A	1.000	Photon Factory	BL-5A

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	1.6	50	99.6	0.066	34.4	6.6		28716

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	1.6	1.63	99.9		0.217	6.7	6.8

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1uWW	1.6	28.93	28658	1460	99.39	0.158	0.156	0.1614	0.191	0.1948	RANDOM	21.684

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					-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.577
r_dihedral_angle_4_deg	21.793
r_dihedral_angle_3_deg	13.943
r_dihedral_angle_1_deg	7.146
r_scangle_it	5.964
r_scbond_it	4.001
r_mcangle_it	2.437
r_angle_refined_deg	2.408
r_mcbond_it	1.453
r_chiral_restr	0.185
r_bond_refined_d	0.03
r_gen_planes_refined	0.015

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1491
Nucleic Acid Atoms
Solvent Atoms	322
Heterogen Atoms	6

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling