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9zef

QatB-QatC complex in qatABCD anti-phage defense

Method: X-RAY DIFFRACTION D_max: 83.2 Å Quality: EXCELLENT

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9zef
deposition_date	2025-11-29
title	QatB-QatC complex in qatABCD anti-phage defense
keywords	QueC, anti-phage defense, ANTIVIRAL PROTEIN; ANTIVIRAL 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	27.15 Å
rg_electron	26.00 Å
i0	85971600.00
molecular_weight	70453.0 kDa
excluded_volume	87319 Å³
envelope_volume	106270 Å³
shell_volume	33553 Å³
envelope_diameter	87.5 Å
shell_rg	33.84 Å
envelope_rg	26.00 Å
shape_rg	26.01 Å
total_rg	26.75 Å
total_atoms	4950
n_residues	646
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	83.2 Å
rg_real	27.03 Å
rg_real_error	0.50 Å
i0_real	8.5970e+07
i0_real_error	1.1870e+06
rg_reciprocal	27.07 Å
i0_reciprocal	85970000.0000
total_estimate	0.9102
solution_quality	EXCELLENT a EXCELLENT solution
n_peaks	2
r_peak_primary	31.6 Å
skewness	0.194
kurtosis	-0.525
angular_range	— – 0.2900 Å⁻¹
current_alpha	0.0000
highest_alpha	15680000.0000
n_real_points	59
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.954; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.970

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4. Crystallography & Experiment

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5. Entities & Polymer Info (4)

Entity 1 polymer

description	QatB
formula_weight	29729.8 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	5542

MGTSKGYGGPSSGLVPSWIDDVAQPAAPAAQPNGTGQSNPSQSGSTPPQQGSAPSRPVNNDGTGSLRGARSSFTRFARTGSSSDLGNALSSYVRKGVGGSSRGARRMGASRAAAAKLLSIFGDVQRNGAAETLRRLQLTVAPGQPASQVLLSLLEFICPPGGAIDEGVARQAALNTIAELDEAGGGSFEDMTQVDRQNFFLDFVANSIESMIMADLGGRGITMPDDVDAVERIQSQLSSFITGCTRGQLANRLEQWPAPTDQEVNQVTSAIYEAAFDLIATAAEGLE

Source

organism	Pseudomonas aeruginosa
ncbi_taxonomy_id	287
host_organism	Escherichia coli BL21(DE3)

Entity 2 polymer

description	QatC
formula_weight	51670.2 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	B

MRHHSIICRLGETDDQDLALLEPGSVITNIQFLDRYGRLQYGIGQAIEQLADLGLSPGETAVDLALLAATLTAADTRISRDTESENSWTREIDLYVPVADPALWIATSDMLASTLKFLTGDRWRLIFRERPLDIDELSPTPESLRTDESDSVCLFSGGMDSFIGAIDLLSGGGKPLLVSHYWDTNSTSTYQNDCRAALQERFSEISINHVQARVGFPHDLVEGGGSEDTLRARSFLFFALAAMAAEAIGDSVTIHVPENGLISLNVPLDPRRLGACSTRTTHPYYMARVNELFGRLGLSTRLFNMFGHLTKGQMAEQCSDRVFLANHVHLTMSCSSPGKARYHPDPSNRSPKHCGFCVPCIIRRAAILRGCGPDQTRYVIPDLHAQALDTNKSDGEHVRSFQLAIARLKRAPHRAKFAIHEPGPLIDHPDRLGDFEQVYRNGLLEVDDYLKGVTAIPLGSHHHHHH

Source

organism	Pseudomonas aeruginosa
ncbi_taxonomy_id	287
host_organism	Escherichia coli BL21(DE3)

Entity 3 non-polymer

description	ZINC ION
formula_weight	65.4 kDa
src_method	syn
entity_count	1

Entity 4 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	592

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6. Citations (1)

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length_a	70.892 Å
length_b	74.610 Å
length_c	133.629 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	orthorhombic

resolution	1.550 Å
resolution_low	51.390 Å
r_factor	0.1775
r_work	0.1767
r_free	0.1930

fit	/app/data/saxs_computation/ze/9zef/9zef.fit
pddf	/app/data/pr_computation/ze/9zef/9zef.pr.out
profile	/app/data/saxs_computation/ze/9zef/9zef.dat

QatB-QatC complex in qatABCD anti-phage defense

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

Source

Entity 3 non-polymer

Entity 4 water

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)