Experiment: 9ZMV

Crystal structure of an Iole protein from Brucella melitensis (orthorhombic P form)

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
in silico model	AlphaFold	AF-Q8YCG0-F1

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	291	MPH D1: 20%(v/v) PEG 500 MME, 10%(w/v) PEG 20000, 100 mM Imidazole/MES, pH 6.5, 20 mM 1,6-Hexanediol, 20 mM 1-Butanol, 20 mM 1,2-Propanediol, 20 mM 2-Propanol, 20 mM 1,4-Butanediol and 20 mM 1,3-Propanediol. BrmeA.18154.a.B2.PW39413 at 8 mg/mL. plate 20332 D1 drop 1, Puck: PSL-0614, Cryo: direct

Crystal Properties
Matthews coefficient	Solvent content
2.3	46.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.015	α = 90
b = 64.086	β = 90
c = 101.834	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	100	PIXEL	DECTRIS EIGER2 XE 9M		2025-10-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS-II BEAMLINE 19-ID	0.9786	NSLS-II	19-ID

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	2.1	48.01	100	0.212	0.227	0.08	0.994	7.5	7.9		19031

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	2.1	2.16		100	1.279	1.363	0.467	0.583		8.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	2.1	43.43	1.34	18982	905	99.99	0.1918	0.1899	0.1963	0.2276	0.2336

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
f_dihedral_angle_d	14.953
f_angle_d	0.556
f_chiral_restr	0.041
f_plane_restr	0.005
f_bond_d	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2338
Nucleic Acid Atoms
Solvent Atoms	151
Heterogen Atoms	1

Software

Software
Software Name	Purpose
PHENIX	refinement
Aimless	data scaling
XDS	data reduction
PHASER	phasing
PDB_EXTRACT	data extraction