1YDD

STRUCTURAL BASIS OF INHIBITOR AFFINITY TO VARIANTS OF HUMAN CARBONIC ANHYDRASE II

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2.15	42.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.7	α = 90
b = 41.7	β = 104.6
c = 73	γ = 90

Symmetry
Space Group	P 1 21 1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		2.1	6.5	2	9724			0.187

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	26.8
p_staggered_tor	17.2
p_planar_tor	15.6
p_mcangle_it	0.666
p_scangle_it	0.517
p_mcbond_it	0.376
p_scbond_it	0.289
p_xhyhbond_nbd	0.26
p_multtor_nbd	0.246
p_singtor_nbd	0.185
p_chiral_restr	0.096
p_planar_d	0.031
p_angle_d	0.026
p_bond_d	0.013
p_plane_restr	0.01
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	2042
Nucleic Acid Atoms
Solvent Atoms	101
Heterogen Atoms	15

Software

Software
Software Name	Purpose
PROLSQ	refinement