1DYO

Xylan-Binding Domain from CBM 22, formally x6b domain

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		4.6		CRYSTALS WERE GROWN FROM A PROTEIN CONCENTRATION OF 50 MG/ML IN 0.1 M NAAC BUFFER, PH 4.6, CONTAINING 10 MM DTT, 25 % (V/V) GLYCEROL AND WITH 12 % (W/V) PEG 8000 AS THE PRECIPITANT

Crystal Properties
Matthews coefficient	Solvent content
3.36	63.39

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 89.49	α = 90
b = 89.49	β = 90
c = 207.69	γ = 120

Symmetry
Space Group	P 61 2 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		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)	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	2.12	20	98	0.074	0.074	19.2	5.11		141380

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	2.12	2.2	96.5		0.437	0.437	3.4	4.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	MAD	THROUGHOUT	2.1	10	27951	448	98.5	0.19	0.19	0.25	RANDOM

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
p_transverse_tor	29.5
p_staggered_tor	14.9
p_planar_tor	4.5
p_scangle_it	2.6
p_mcangle_it	1.9
p_scbond_it	1.9
p_mcbond_it	1.4
p_multtor_nbd	0.233
p_singtor_nbd	0.183
p_chiral_restr	0.128
p_angle_d	0.036
p_planar_d	0.036
p_plane_restr	0.0124
p_bond_d	0.012
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_xyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2432
Nucleic Acid Atoms
Solvent Atoms	297
Heterogen Atoms	2

Software

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