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9wri

Crystal structure of CtBP2 in complex with G9a

Method: X-RAY DIFFRACTION D_max: 106.3 Å Quality: REASONABLE

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9wri
deposition_date	2025-09-12
last_revision	2026-01-21
title	Crystal structure of CtBP2 in complex with G9a
keywords	Complex, PROTEIN BINDING; PROTEIN BINDING
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	29.12 Å
rg_electron	28.84 Å
i0	98575800.00
molecular_weight	76466.0 kDa
excluded_volume	94856 Å³
envelope_volume	114440 Å³
shell_volume	33990 Å³
envelope_diameter	115.7 Å
shell_rg	35.02 Å
envelope_rg	29.51 Å
shape_rg	28.81 Å
total_rg	29.47 Å
total_atoms	5368
n_residues	678
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	106.3 Å
rg_real	29.28 Å
rg_real_error	1.15 Å
i0_real	9.8580e+07
i0_real_error	1.6310e+06
rg_reciprocal	29.21 Å
i0_reciprocal	98570000.0000
total_estimate	0.7470
solution_quality	REASONABLE a REASONABLE solution
n_peaks	3
r_peak_primary	29.5 Å
skewness	0.586
kurtosis	0.091
angular_range	— – 0.2700 Å⁻¹
current_alpha	0.0000
highest_alpha	61020000.0000
n_real_points	55
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.609; Stabil: 0.997; Sysdev: 1.000; Positv: 1.000; Valcen: 0.890; Smooth: 0.000

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4. Crystallography & Experiment

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5. Entities & Polymer Info (4)

Entity 1 polymer

description	C-terminal-binding protein 2
formula_weight	37274.5 kDa
src_method	man
entity_count	2

Polymer

type	polypeptide(L)
strand_id	A,B
atom_count	6028

SMHPRPLVALLDGRDCTVEMPILKDLATVAFCDAQSTQEIHEKVLNEAVGAMMYHTITLTREDLEKFKALRVIVRIGSGYDNVDIKAAGELGIAVCNIPSAAVEETADSTICHILNLYRRNTWLYQALREGTRVQSVEQIREVASGAARIRGETLGLIGFGRTGQAVAVRAKAFGFSVIFYDPYLQDGIERSLGVQRVYTLQDLLYQSDCVSLHCNLNEHNHHLINDFTIKQMRQGAFLVNAARGGLVDEKALAQALKEGRIRGAALDVHESEPFSFAQGPLKDAPNLICTPHTAWYSEQASLEMREAAATEIRRAITGRIPESLRNCVNKEFFVT

Source

organism	Homo sapiens
common_name	human
ncbi_taxonomy_id	9606
host_organism	Escherichia coli

Entity 2 polymer

description	Histone-lysine N-methyltransferase EHMT2
formula_weight	1476.5 kDa
ec_number	2.1.1.-,2.1.1.367
src_method	syn
entity_count	1

Polymer

type	polypeptide(L)
strand_id	C

NKEGDTAWDLTPE

Entity 3 non-polymer

description	NICOTINAMIDE-ADENINE-DINUCLEOTIDE
formula_weight	663.4 kDa
src_method	syn
entity_count	2

Entity 4 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	660

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6. Citations (1)

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length_a	178.126 Å
length_b	178.126 Å
length_c	138.833 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	120.00 °
z_pdb	36

space_group	H 3 2
int_tables_number	155
crystal_system	—

resolution	1.850 Å
resolution_low	41.100 Å
r_factor	0.1687
r_work	0.1670
r_free	0.2016

fit	/app/data/saxs_computation/wr/9wri/9wri.fit
pddf	/app/data/pr_computation/wr/9wri/9wri.pr.out
profile	/app/data/saxs_computation/wr/9wri/9wri.dat

Crystal structure of CtBP2 in complex with G9a

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 (4)

Entity 1 polymer

Polymer

Source

Entity 2 polymer

Polymer

Entity 3 non-polymer

Entity 4 water

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)