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9v9x

Cryo-EM structure of the ncPRC1.4 complex containing one RNF2-BMI1 bound to the H2AK119ub-modified nucleosome

Method: ELECTRON MICROSCOPY D_max: 117.0 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9v9x
deposition_date	2025-06-02
title	Cryo-EM structure of the ncPRC1.4 complex containing one RNF2-BMI1 bound to the H2AK119ub-modified nucleosome
keywords	nucleosome modification, transcriptional regulation, GENE REGULATION; GENE REGULATION
method	ELECTRON MICROSCOPY

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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	41.28 Å
rg_electron	38.98 Å
i0	890732000.00
molecular_weight	189530.0 kDa
excluded_volume	214380 Å³
envelope_volume	330080 Å³
shell_volume	68898 Å³
envelope_diameter	119.1 Å
shell_rg	46.36 Å
envelope_rg	38.16 Å
shape_rg	38.85 Å
total_rg	39.61 Å
total_atoms	12967
n_residues	1219
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	117.0 Å
rg_real	41.01 Å
rg_real_error	0.67 Å
i0_real	8.9070e+08
i0_real_error	1.3910e+07
rg_reciprocal	41.28 Å
i0_reciprocal	891000000.0000
total_estimate	0.8829
solution_quality	GOOD a GOOD solution
n_peaks	1
r_peak_primary	55.4 Å
skewness	-0.007
kurtosis	-0.655
angular_range	— – 0.1900 Å⁻¹
current_alpha	0.0000
highest_alpha	49110000.0000
n_real_points	39
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.988; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 0.516

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4. Crystallography & Experiment

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5. Entities & Polymer Info (9)

Entity 1 polymer

description	Histone H3
formula_weight	15435.1 kDa
src_method	man
entity_count	2

Polymer

type	polypeptide(L)
strand_id	A,E
atom_count	12967

MARTKQTARKSTGGKAPRKQLATKAARKSAPATGGVKKPHRYRPGTVALREIRRYQKSTELLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEASEAYLVALFEDTNLCAIHAKRVTIMPKDIQLARRIRGERA

Source

organism	Xenopus laevis
common_name	African clawed frog
ncbi_taxonomy_id	8355
host_organism	Escherichia coli

Entity 2 polymer

description	Histone H4
formula_weight	11394.4 kDa
src_method	man
entity_count	2

Polymer

type	polypeptide(L)
strand_id	B,F

MSGRGKGGKGLGKGGAKRHRKVLRDNIQGITKPAIRRLARRGGVKRISGLIYEETRGVLKVFLENVIRDAVTYTEHAKRKTVTAMDVVYALKRQGRTLYGFGG

Source

organism	Xenopus laevis
common_name	African clawed frog
ncbi_taxonomy_id	8355
host_organism	Escherichia coli

Entity 3 polymer

description	Histone H2A
formula_weight	14083.4 kDa
mutation	K119C
src_method	man
entity_count	2

Polymer

type	polypeptide(L)
strand_id	C,G

MSGRGKQGGKTRAKAKTRSSRAGLQFPVGRVHRLLRKGNYAERVGAGAPVYLAAVLEYLTAEILELAGNAARDNKKTRIIPRHLQLAVRNDEELNKLLGRVTIAQGGVLPNIQSVLLPKCTESSKSAKSK

Source

organism	Xenopus laevis
common_name	African clawed frog
ncbi_taxonomy_id	8355
host_organism	Escherichia coli

Entity 4 polymer

description	Histone H2B
formula_weight	13939.2 kDa
src_method	man
entity_count	2

Polymer

type	polypeptide(L)
strand_id	D,H

MPDPAKSAPAAKKGSKKAVTKTQKKDGKKRRKTRKESYAIYVYKVLKQVHPDTGISSKAMSIMNSFVNDVFERIAGEASRLAHYNKRSTITSREIQTAVRLLLPGELAKHAVSEGTKAVTKYTSAK

Source

organism	Xenopus laevis
common_name	African clawed frog
ncbi_taxonomy_id	8355
host_organism	Escherichia coli

Entity 5 polymer

description	DNA (130-MER)
formula_weight	39924.4 kDa
src_method	man
entity_count	1

Polymer

type	polydeoxyribonucleotide
strand_id	I

CGAGAATCCCGGTGCCGAGGCCGCTCAATTGGTCGTAGACAGCTCTAGCACCGCTTAAACGCACGTACGCGCTGTCCCCCGCGTTTTAACCGCCAAGGGGATTACTCCCTAGTCTCCAGGCACGTGTCAG

Source

organism	Homo sapiens
ncbi_taxonomy_id	9606
host_organism	Escherichia coli

Entity 6 polymer

description	DNA (131-MER)
formula_weight	40637.9 kDa
src_method	man
entity_count	1

Polymer

type	polydeoxyribonucleotide
strand_id	J

CTGACACGTGCCTGGAGACTAGGGAGTAATCCCCTTGGCGGTTAAAACGCGGGGGACAGCGCGTACGTGCGTTTAAGCGGTGCTAGAGCTGTCTACGACCAATTGAGCGGCCTCGGCACCGGGATTCTCGA

Source

organism	Homo sapiens
ncbi_taxonomy_id	9606
host_organism	Escherichia coli

Entity 7 polymer

description	Polycomb complex protein BMI-1
formula_weight	37006.1 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	M

MHRTTRIKITELNPHLMCVLCGGYFIDATTIIECLHSFCKTCIVRYLETSKYCPICDVQVHKTRPLLNIRSDKTLQDIVYKLVPGLFKNEMKRRRDFYAAHPSADAANGSNEDRGEVADEDKRIITDDEIISLSIEFFDQNRLDRKVNKDKEKSKEEVNDKRYLRCPAAMTVMHLRKFLRSKMDIPNTFQIDVMYEEEPLKDYYTLMDIAYIYTWRRNGPLPLKYRVRPTCKRMKISHQRDGLTNAGELESDSGSDKANSPAGGIPSTSSCLPSPSTPVQSPHPQFPHISSTMNGTSNSPSGNHQSSFANRPRKSSVNGSSATSSG

Source

organism	Homo sapiens
common_name	human
ncbi_taxonomy_id	9606
host_organism	Homo sapiens

Entity 8 polymer

description	E3 ubiquitin-protein ligase RING2
formula_weight	37706.4 kDa
ec_number	2.3.2.27
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	N

MSQAVQTNGTQPLSKTWELSLYELQRTPQEAITDGLEIVVSPRSLHSELMCPICLDMLKNTMTTKECLHRFCADCIITALRSGNKECPTCRKKLVSKRSLRPDPNFDALISKIYPSRDEYEAHQERVLARINKHNNQQALSHSIEEGLKIQAMNRLQRGKKQQIENGSGAEDNGDSSHCSNASTHSNQEAGPSNKRTKTSDDSGLELDNNNAAMAIDPVMDGASEIELVFRPHPTLMEKDDSAQTRYIKTSGNATVDHLSKYLAVRLALEELRSKGESNQMNLDTASEKQYTIYIATASGQFTVLNGSFSLELVSEKYWKVNKPMELYYAPTKEHK

Source

organism	Homo sapiens
common_name	human
ncbi_taxonomy_id	9606
host_organism	Homo sapiens

Entity 9 non-polymer

description	ZINC ION
formula_weight	65.4 kDa
src_method	syn
entity_count	4

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6. Citations (1)

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length_a	1.000 Å
length_b	1.000 Å
length_c	1.000 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	90.00 °
z_pdb	—

space_group	P 1
int_tables_number	1
crystal_system	triclinic

resolution	3.30 Å
resolution_method	—
num_particles	33390

fit	/app/data/saxs_computation/v9/9v9x/9v9x.fit
pddf	/app/data/pr_computation/v9/9v9x/9v9x.pr.out
profile	/app/data/saxs_computation/v9/9v9x/9v9x.dat

Cryo-EM structure of the ncPRC1.4 complex containing one RNF2-BMI1 bound to the H2AK119ub-modified nucleosome

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

EM 3D

5. Entities & Polymer Info (9)

Entity 1 polymer

Polymer

Source

Entity 2 polymer

Polymer

Source

Entity 3 polymer

Polymer

Source

Entity 4 polymer

Polymer

Source

Entity 5 polymer

Polymer

Source

Entity 6 polymer

Polymer

Source

Entity 7 polymer

Polymer

Source

Entity 8 polymer

Polymer

Source

Entity 9 non-polymer

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)