3RYX

Fluoroalkyl and Alkyl Chains Have Similar Hydrophobicities in Binding to the Hydrophobic Wall of Carbonic Anhydrase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7.8	277	100 mM Tris-Cl, 1.15 M sodium citrate, pH 7.8, vapor diffusion, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.15	42.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.58	α = 90
b = 41.781	β = 103.58
c = 72.348	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray						M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X25		NSLS	X25

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.6	30					29377

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	MOLECULAR REPLACEMENT	THROUGHOUT	1.6	18.94	29347	1491	100	0.169	0.1652	0.24	RANDOM	25.4728

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]
0.02		-0.01	-0.01		-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.161
r_dihedral_angle_4_deg	24.272
r_dihedral_angle_3_deg	14.129
r_scangle_it	7.1
r_dihedral_angle_1_deg	6.869
r_scbond_it	5.023
r_mcangle_it	3.357
r_rigid_bond_restr	2.603
r_mcbond_it	2.234
r_angle_refined_deg	2.005
r_chiral_restr	0.139
r_bond_refined_d	0.023
r_gen_planes_refined	0.011

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2044
Nucleic Acid Atoms
Solvent Atoms	203
Heterogen Atoms	22

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction