1LZR

STRUCTURAL CHANGES OF THE ACTIVE SITE CLEFT AND DIFFERENT SACCHARIDE BINDING MODES IN HUMAN LYSOZYME CO-CRYSTALLIZED WITH HEXA-N-ACETYL-CHITOHEXAOSE AT PH 4.0

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
1.99	38.12

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.51	α = 90
b = 60.91	β = 90
c = 34.01	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

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		1.5	5	17500			0.14

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_orthonormal_tor	22.3
p_staggered_tor	13.7
p_scangle_it	3.491
p_planar_tor	3.1
p_scbond_it	2.176
p_mcangle_it	1.694
p_mcbond_it	1.141
p_xhyhbond_nbd	0.181
p_multtor_nbd	0.176
p_singtor_nbd	0.175
p_chiral_restr	0.149
p_planar_d	0.05
p_angle_d	0.034
p_bond_d	0.016
p_plane_restr	0.015
p_angle_deg
p_hb_or_metal_coord
p_xyhbond_nbd
p_transverse_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1029
Nucleic Acid Atoms
Solvent Atoms	163
Heterogen Atoms	59

Software

Software
Software Name	Purpose
PROLSQ	refinement