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9zib

Cryo-EM structure of Geobacillus stearothermophilus RNase P holoenzyme in 1 mM Mg2+, conformer 3

Method: ELECTRON MICROSCOPY D_max: 156.4 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9zib
deposition_date	2025-12-03
title	Cryo-EM structure of Geobacillus stearothermophilus RNase P holoenzyme in 1 mM Mg2+, conformer 3
keywords	ribozyme, RNA, RNase P, RNA-HYDROLASE complex; RNA/HYDROLASE
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	45.45 Å
rg_electron	45.58 Å
i0	941298000.00
molecular_weight	150210.0 kDa
excluded_volume	144320 Å³
envelope_volume	262490 Å³
shell_volume	51479 Å³
envelope_diameter	165.0 Å
shell_rg	46.29 Å
envelope_rg	44.68 Å
shape_rg	45.57 Å
total_rg	45.62 Å
total_atoms	9950
n_residues	533
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	156.4 Å
rg_real	45.70 Å
rg_real_error	1.85 Å
i0_real	9.4130e+08
i0_real_error	2.0660e+07
rg_reciprocal	45.46 Å
i0_reciprocal	941000000.0000
total_estimate	0.8596
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	44.7 Å
skewness	0.432
kurtosis	-0.372
angular_range	— – 0.1750 Å⁻¹
current_alpha	0.0000
highest_alpha	27180000.0000
n_real_points	36
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.853; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.884; Smooth: 0.728

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4. Crystallography & Experiment

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5. Entities & Polymer Info (3)

Entity 1 polymer

description	RNase P RNA (417-MER)
formula_weight	135305.2 kDa
src_method	man
entity_count	1

Polymer

type	polyribonucleotide
strand_id	A
atom_count	9950

GUUAAUCAUGCUCGGGUAAUCGCUGCGGCCGGUUUCGGCCGUAGAGGAAAGUCCAUGCUCGCACGGUGCUGAGAUGCCCGUAGUGUUCGUGCCUAGCGAAUCCAUAAGCUAGGGCAGCCUGGCUUUGGCUGGGCUGACGGCGGGGAAAGAACCUACGUCCGGCUGGGAUAUGGUUCGAUUACCCUGAAAGUGCCACAGUGACGGAGCUCUAAGGGAAACCUUAGAGGUGGAACGCGGUAAACCCCACGAGCGAGAAACCCAAAUGAUGGUAGGGGCACCUUCCCGAAGGAAAUGAACGGAGGGAAGGACAGGCGGCGCAUGCAGCCUGUAGAUAGAUGAUUACCGCCGGAGUACGAGGCGCAAAGCCGCUUGCAGUACGAAGGUACAGAACAUGGCUUAUAGAGCAUGAUUAACGUC

Source

organism	Geobacillus stearothermophilus
ncbi_taxonomy_id	1422
host_organism	in vitro transcription vector pT7-TP(deltai)

Entity 2 polymer

description	Ribonuclease P protein component
formula_weight	13456.9 kDa
ec_number	3.1.26.5
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	B

GMKKKYRIKKNEEFQEVFQQGVSVANRQFVVYTLDRPEQPYFRIGLSVSKKLGKAVVRNRIKRYIRQCFLELKEEVAPGKDYVIIARQPAAEMGYAEVKKSLIHVLRKAGGLKKEA

Source

organism	Geobacillus stearothermophilus
ncbi_taxonomy_id	1422
host_organism	Escherichia coli BL21(DE3)

Entity 3 non-polymer

description	MAGNESIUM ION
formula_weight	24.3 kDa
src_method	syn
entity_count	41

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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	—

resolution	3.100 Å
resolution_low	— Å
r_factor	—
r_work	—
r_free	—

resolution	3.10 Å
resolution_method	—
num_particles	998359

fit	/app/data/saxs_computation/zi/9zib/9zib.fit
pddf	/app/data/pr_computation/zi/9zib/9zib.pr.out
profile	/app/data/saxs_computation/zi/9zib/9zib.dat

Cryo-EM structure of Geobacillus stearothermophilus RNase P holoenzyme in 1 mM Mg2+, conformer 3

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

EM 3D

5. Entities & Polymer Info (3)

Entity 1 polymer

Polymer

Source

Entity 2 polymer

Polymer

Source

Entity 3 non-polymer

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)