7H9A | pdb_00007h9a

Group deposition for crystallographic fragment screening of Chikungunya virus nsP3 macrodomain -- Crystal structure of Chikungunya virus nsP3 macrodomain in complex with Z56899125 (CHIKV_MacB-x1410)

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	6VUQ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.8	293.15	0.1 M Potassium thiocyanate, 0.1 M Sodium bromide, 0.1 M Tris, pH 7.8, 25 % PEG Smear Broad

Crystal Properties
Matthews coefficient	Solvent content
2.68	54.19

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 87.974	α = 90
b = 87.974	β = 90
c = 85.653	γ = 120

Symmetry
Space Group	P 31

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS EIGER2 XE 9M		2023-11-21		SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04-1	0.92124	Diamond	I04-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	1.63	56.92	99.9	0.098	0.103	0.031	0.999	11.6	10.6		92482

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.63	1.66		98.6	3.842	4.034	1.223	0.346		10.7

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.63	56.99	86316	4702	98.42	0.19488	0.19268	0.23	0.23785	0.25	RANDOM	38.418

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]
0.53	0.27		0.53		-1.72

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.809
r_dihedral_angle_4_deg	18.478
r_dihedral_angle_3_deg	16.224
r_long_range_B_refined	10.592
r_long_range_B_other	10.507
r_dihedral_angle_1_deg	6.777
r_scangle_other	6.203
r_scbond_it	4.096
r_scbond_other	4.096
r_mcangle_it	3.969
r_mcangle_other	3.968
r_mcbond_other	2.843
r_mcbond_it	2.533
r_angle_refined_deg	1.553
r_angle_other_deg	1.315
r_chiral_restr	0.078
r_bond_refined_d	0.008
r_gen_planes_refined	0.008
r_gen_planes_other	0.002
r_bond_other_d	0.001
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_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4962
Nucleic Acid Atoms
Solvent Atoms	493
Heterogen Atoms	118

Software

Software
Software Name	Purpose
REFMAC	refinement
REFMAC5	refinement
Aimless	data scaling
PHASER	phasing
XDS	data reduction