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9xy6

One of a series of engineered variants of I-OnuI meganuclease targeting altered DNA target sequence

Method: X-RAY DIFFRACTION D_max: 91.7 Å Quality: REASONABLE

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9xy6
deposition_date	2025-08-25
title	One of a series of engineered variants of I-OnuI meganuclease targeting altered DNA target sequence
keywords	meganuclease, structure prediction, protein engineering, DNA BINDING PROTEIN-DNA complex, DNA BINDING PROTEIN; DNA BINDING PROTEIN
method	X-RAY DIFFRACTION

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Download Data

SAXS curve (.dat) P(r) distribution (.pr.out) Structure (CIF)

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2. SAXS Parameters (CRYSOL)

rg_guinier	24.70 Å
rg_electron	23.67 Å
i0	53196400.00
molecular_weight	47350.0 kDa
excluded_volume	55049 Å³
envelope_volume	67192 Å³
shell_volume	24681 Å³
envelope_diameter	94.5 Å
shell_rg	29.98 Å
envelope_rg	24.13 Å
shape_rg	23.62 Å
total_rg	24.38 Å
total_atoms	3281
n_residues	341
n_harmonics	20
q_range	— – 0.5000 Å⁻¹
n_points	101
shell_type	directional
solvent_density	0.3340 e/Å³
contrast_shell	0.0300 e/Å³
crysol_version	4.1.3

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3. P(r) Analysis (GNOM)

dmax	91.7 Å
rg_real	24.94 Å
rg_real_error	0.91 Å
i0_real	5.3200e+07
i0_real_error	8.5380e+05
rg_reciprocal	24.88 Å
i0_reciprocal	53190000.0000
total_estimate	0.6358
solution_quality	REASONABLE a REASONABLE solution
n_peaks	2
r_peak_primary	26.2 Å
skewness	0.613
kurtosis	-0.011
angular_range	— – 0.3200 Å⁻¹
current_alpha	0.0000
highest_alpha	7386000.0000
n_real_points	64
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.557; Stabil: 1.000; Sysdev: 0.338; Positv: 1.000; Valcen: 0.612; Smooth: 0.963

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4. Crystallography & Experiment

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5. Entities & Polymer Info (6)

Entity 1 polymer

description	eI-OnuI_P456_TCC
formula_weight	34438.8 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	3304

MASSRRESINPWILTGFADAEGSFLLRIRNNNKSSVGYSTELGFQITLHNKDKSILENIQSTWKVGVIANSGDNAVSLKVTRFEDLKVIIDHFEKYPLITQKLGDYKLFKQAFSVMENKEHLKENGIKELVRIKAKLNWGLTDELKKAFPENISKERSLINKNIPNFKWLAGFTSGEGHFAVNLIKSKSKLGVQVQLVFGITQHIKDKNLMNSLITYLGCGYIIERNKSEFSWLDFRVTKFSDINDKIIPVFQENTLIGVKLEDFEDWCKVAKLIEEKKHLTESGLDEIKKIKLNMNKGR

Source

organism	synthetic construct
ncbi_taxonomy_id	32630
host_organism	Escherichia coli

Entity 2 polymer

description	DNA (26-MER)
formula_weight	7910.1 kDa
src_method	syn
entity_count	1

Polymer

type	polydeoxyribonucleotide
strand_id	B

GGGTTTCCACTTATTCATCCTTTTAG

Entity 3 polymer

description	DNA (26-MER)
formula_weight	8062.3 kDa
src_method	syn
entity_count	1

Polymer

type	polydeoxyribonucleotide
strand_id	C

CCTAAAAGGATGAATAAGTGGAAACC

Entity 4 non-polymer

description	CALCIUM ION
formula_weight	40.1 kDa
src_method	syn
entity_count	3

Entity 5 non-polymer

description	1,2-ETHANEDIOL
formula_weight	62.1 kDa
src_method	syn
entity_count	1

Entity 6 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	21

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6. Citations (1)

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length_a	43.185 Å
length_b	64.283 Å
length_c	167.825 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	90.00 °
z_pdb	4

space_group	P 21 21 21
int_tables_number	19
crystal_system	—

resolution	2.693 Å
resolution_low	38.398 Å
r_factor	0.2445
r_work	0.2390
r_free	0.2935

fit	/app/data/saxs_computation/xy/9xy6/9xy6.fit
pddf	/app/data/pr_computation/xy/9xy6/9xy6.pr.out
profile	/app/data/saxs_computation/xy/9xy6/9xy6.dat

One of a series of engineered variants of I-OnuI meganuclease targeting altered DNA target sequence

SAXS Profile

P(r) Distribution

1. Structure Basics

Download Data

2. SAXS Parameters (CRYSOL)

3. P(r) Analysis (GNOM)

4. Crystallography & Experiment

Unit Cell

Symmetry

Refinement

Diffraction

5. Entities & Polymer Info (6)

Entity 1 polymer

Polymer

Source

Entity 2 polymer

Polymer

Entity 3 polymer

Polymer

Entity 4 non-polymer

Entity 5 non-polymer

Entity 6 water

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)