1H2J

ENDOGLUCANASE CEL5A IN COMPLEX WITH UNHYDROLYSED AND COVALENTLY LINKED 2,4-DINITROPHENYL-2-DEOXY-2-FLUORO-CELLOBIOSIDE AT 1.15 A RESOLUTION

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		4.6		PROTEIN CONCENTRATION 20MG/ML, 2M AMMONIUM SULPHATE, 25% GLYCEROL AS CRYOPROTECTANT, pH 4.60

Crystal Properties
Matthews coefficient	Solvent content
1.9	35.58

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.355	α = 90
b = 69.572	β = 90
c = 77.091	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	MARRESEARCH		1999-10-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7B		EMBL/DESY, HAMBURG	BW7B

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	1.15	40	99.6	0.054	29.3	4.4		103556

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	1.15	1.19	99.7		0.36	4.3	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 ENTRY 4A3H USED AS STARTING MODEL WITHOUT WATER AND SUBSTRATE	1.15	40	98396	5206	99.3	0.118	0.117	0.136	RANDOM	10.44

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]
1.38			-0.78		-0.59

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.419
r_sphericity_free	5.534
r_scangle_it	4.02
r_sphericity_bonded	3.991
r_scbond_it	2.794
r_mcangle_it	2.222
r_angle_other_deg	2.066
r_angle_refined_deg	1.765
r_rigid_bond_restr	1.645
r_mcbond_it	1.543
r_symmetry_vdw_other	0.326
r_nbd_other	0.269
r_nbd_refined	0.22
r_symmetry_hbond_refined	0.192
r_symmetry_vdw_refined	0.157
r_xyhbond_nbd_refined	0.144
r_chiral_restr	0.118
r_nbtor_other	0.083
r_bond_refined_d	0.016
r_gen_planes_refined	0.011
r_gen_planes_other	0.007
r_bond_other_d	0.001
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_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

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2377
Nucleic Acid Atoms
Solvent Atoms	378
Heterogen Atoms	52

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
CCP4	phasing