3CUJ | pdb_00003cuj

Cellulomonas fimi Xylanase/Cellulase Cex (Cf Xyn10A) in complex with sulfur substituted beta-1,4 xylopentaose.

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2EXO	PDB entry 2EXO

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	298	PEG4000, sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.39

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 85.368	α = 90
b = 85.368	β = 90
c = 78.94	γ = 90

Symmetry
Space Group	P 41 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	IMAGE PLATE	MARRESEARCH		2003-06-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.54

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	1.7	20	97.3	0.05		12	32678	31796

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.7	1.7	0.86

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB entry 2EXO	1.7	18.76	32654	31789	1597	97.35	0.158	0.158	0.1557	0.17	0.157	RANDOM	23.5

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.759
r_dihedral_angle_4_deg	16.996
r_dihedral_angle_3_deg	10.751
r_dihedral_angle_1_deg	5.677
r_scangle_it	2.857
r_scbond_it	1.765
r_angle_refined_deg	1.29
r_mcangle_it	1.078
r_mcbond_it	0.665
r_nbtor_refined	0.304
r_nbd_refined	0.197
r_symmetry_vdw_refined	0.19
r_symmetry_hbond_refined	0.125
r_xyhbond_nbd_refined	0.122
r_chiral_restr	0.088
r_bond_refined_d	0.013
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2445
Nucleic Acid Atoms
Solvent Atoms	366
Heterogen Atoms	46

Software

Software
Software Name	Purpose
REFMAC	refinement
SCALEPACK	data scaling
CNS	refinement
DENZO	data reduction
PDB_EXTRACT	data extraction
MAR345dtb	data collection
CNS	phasing