5FL5

Three dimensional structure of human carbonic anhydrase IX in complex with 5-(1-(4-Methoxyphenyl)-1H-1,2,3-triazol-4-yl)thiophene-2- sulfonamide

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3IAI	PDB ENTRY 3IAI

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	294	0.2 M LITHIUM SULFATE, 1.26 M AMMONIUM SULFATE, TRIS- HCL, PH 8.5, PROTEIN 10 MG/ML, 5-10 MM INHIBITOR(STOCK SOLUTION WAS 100 MM INHIBITOR DISSOLVED IN 100% DIMETHYL SULFOXIDE) VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 294K

Crystal Properties
Matthews coefficient	Solvent content
3.39	63.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 152.38	α = 90
b = 152.38	β = 90
c = 170.59	γ = 120

Symmetry
Space Group	H 3

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	MARRESEARCH	MULTILAYER	2014-12-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MAX II BEAMLINE I911-3		MAX II	I911-3

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	2.05	38.1	100	0.13	8.2	3.8		92662		2	19.4

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	2.05	2.16	100		0.68	2	3.8

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 3IAI	2.05	38.1	88022	4640	99.98	0.15977	0.15788	0.19563	RANDOM	26.4

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]
0.26	0.13		0.26		-0.85

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.599
r_dihedral_angle_4_deg	16.513
r_dihedral_angle_3_deg	12.36
r_dihedral_angle_1_deg	5.92
r_scbond_it	2.511
r_mcangle_it	2.385
r_angle_refined_deg	1.754
r_mcbond_it	1.46
r_mcbond_other	1.459
r_angle_other_deg	0.907
r_chiral_restr	0.124
r_bond_refined_d	0.01
r_gen_planes_refined	0.007
r_bond_other_d	0.002
r_gen_planes_other	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7706
Nucleic Acid Atoms
Solvent Atoms	901
Heterogen Atoms	235

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing