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9u2s

PhiC31 integrase-attB-attP synaptic complex: attB-bound dimer subregion

Method: ELECTRON MICROSCOPY D_max: 163.1 Å Quality: REASONABLE

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9u2s
deposition_date	2026-01-30
title	PhiC31 integrase-attB-attP synaptic complex: attB-bound dimer subregion
keywords	Serine integrase, Recombinase, Site-specific DNA recombination, Bacteriophage, RECOMBINATION; RECOMBINATION
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	44.13 Å
rg_electron	43.90 Å
i0	299338000.00
molecular_weight	117870.0 kDa
excluded_volume	137650 Å³
envelope_volume	205860 Å³
shell_volume	43152 Å³
envelope_diameter	171.5 Å
shell_rg	43.42 Å
envelope_rg	43.58 Å
shape_rg	43.87 Å
total_rg	43.95 Å
total_atoms	8151
n_residues	868
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	163.1 Å
rg_real	44.86 Å
rg_real_error	2.76 Å
i0_real	2.9930e+08
i0_real_error	6.1280e+06
rg_reciprocal	44.13 Å
i0_reciprocal	299100000.0000
total_estimate	0.5233
solution_quality	REASONABLE a REASONABLE solution
n_peaks	2
r_peak_primary	31.7 Å
skewness	0.650
kurtosis	-0.170
angular_range	— – 0.1800 Å⁻¹
current_alpha	0.0000
highest_alpha	12560000.0000
n_real_points	37
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.531; Stabil: 1.000; Sysdev: 0.032; Positv: 1.000; Valcen: 0.357; Smooth: 0.753

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4. Crystallography & Experiment

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5. Entities & Polymer Info (4)

Entity 1 polymer

description	attB53_Fw
formula_weight	16314.3 kDa
src_method	syn
entity_count	1

Polymer

type	polydeoxyribonucleotide
strand_id	E
atom_count	8151

CCGCGGTGCGGGTGCCAGGGCGTGCCCTTGGGCTCCCCGGGCGCGTACTCCAC

Entity 2 polymer

description	attB53_Rv
formula_weight	16359.4 kDa
src_method	syn
entity_count	1

Polymer

type	polydeoxyribonucleotide
strand_id	F

GTGGAGTACGCGCCCGGGGAGCCCAAGGGCACGCCCTGGCACCCGCACCGCGG

Entity 3 polymer

description	Integrase
formula_weight	69378.2 kDa
mutation	S12A
src_method	man
entity_count	2

Polymer

type	polypeptide(L)
strand_id	A,B

MGSSHHHHHHSSGLVPRGSHMDTYAGAYDRQARERENSSAASPATQRSANEDKAADLQREVERDGGRFRFVGHFSEAPGTSAFGTAERPEFERILNECRAGRLNMIIVYDVSRFSRLKVMDAIPIVSELLALGVTIVSTQEGVFRQGNVMDLIHLIMRLDASHKESSLKSAKILDTKNLQRELGGYVGGKAPYGFELVSETKEITRNGRMVNVVINKLAHSTTPLTGPFEFEPDVIRWWWREIKTHKHLPFKPGSQAAIHPGSITGLCKRMDADAVPTRGETIGKKTASSAWDPATVMRILRDPRIAGFAAEVIYKKKPDGTPTTKIEGYRIQRDPITLRPVELDCGPIIEPAEWYELQAWLDGRGRGKGLSRGQAILSAMDKLYCECGAVMTSKRGEESIKDSYRCRRRKVVDPSAPGQHEGTCNVSMAALDKFVAERIFNKIRHAEGDEETLALLWEAARRFGKLTEAPEKSGERANLVAERADALNALEELYEDRAAGAYDGPVGRKHFRKQQAALTLRQQGAEERLAELEAAEAPKLPLDQWFPEDADADPTGPKSWWGRASVDDKRVFVGLFVDKIVVTKSTTGRGQGTPIEKRASITWAKPPTDDDEDDAQDGTEDVAA

Source

organism	Lomovskayavirus C31
ncbi_taxonomy_id	10719
host_organism	Escherichia coli BL21(DE3)

Entity 4 non-polymer

description	ZINC ION
formula_weight	65.4 kDa
src_method	syn
entity_count	2

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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	3.20 Å
resolution_method	—
num_particles	274520

fit	/app/data/saxs_computation/u2/9u2s/9u2s.fit
pddf	/app/data/pr_computation/u2/9u2s/9u2s.pr.out
profile	/app/data/saxs_computation/u2/9u2s/9u2s.dat

PhiC31 integrase-attB-attP synaptic complex: attB-bound dimer subregion

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 (4)

Entity 1 polymer

Polymer

Entity 2 polymer

Polymer

Entity 3 polymer

Polymer

Source

Entity 4 non-polymer

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)