Crystal structure of Glutamate-tRNA synthetase GluRS from Chlamydia pneumoniae (Orthorhombic C form)

Method: X-RAY DIFFRACTION D_max: 85.8 Å Quality: EXCELLENT

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9z2x
deposition_date	2025-11-05
last_revision	2025-11-26
title	Crystal structure of Glutamate-tRNA synthetase GluRS from Chlamydia pneumoniae (Orthorhombic C form)
keywords	;SSGCID, STRUCTURAL GENOMICS, SEATTLE STRUCTURAL GENOMICS CENTER FOR INFECTIOUS DISEASE, TRANSFERASE, Glutamate-tRNA synthetase, Chlamydia pneumoniae in complex with ATP, LIGASE ;; LIGASE
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	26.61 Å
rg_electron	25.68 Å
i0	46041000.00
molecular_weight	54567.0 kDa
excluded_volume	69107 Å³
envelope_volume	87309 Å³
shell_volume	28492 Å³
envelope_diameter	93.0 Å
shell_rg	32.73 Å
envelope_rg	25.57 Å
shape_rg	25.66 Å
total_rg	26.58 Å
total_atoms	3855
n_residues	476
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	85.8 Å
rg_real	26.54 Å
rg_real_error	0.49 Å
i0_real	4.6040e+07
i0_real_error	6.5200e+05
rg_reciprocal	26.56 Å
i0_reciprocal	46040000.0000
total_estimate	0.9035
solution_quality	EXCELLENT a EXCELLENT solution
n_peaks	2
r_peak_primary	31.5 Å
skewness	0.229
kurtosis	-0.489
angular_range	— – 0.3000 Å⁻¹
current_alpha	0.0000
highest_alpha	8620000.0000
n_real_points	61
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.924; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.995; Smooth: 0.973

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4. Crystallography & Experiment

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5. Entities & Polymer Info (2)

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6. Citations (1)

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length_a	104.368 Å
length_b	135.411 Å
length_c	111.900 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	90.00 °
z_pdb	8

space_group	C 2 2 21
int_tables_number	20
crystal_system	—

resolution	2.750 Å
resolution_low	47.290 Å
r_factor	0.2217
r_work	0.2194
r_free	0.2648

description	Glutamate--tRNA ligase
formula_weight	60568.1 kDa
ec_number	6.1.1.17
src_method	man
entity_count	1

type	polypeptide(L)
strand_id	A
atom_count	3855

Crystal structure of Glutamate-tRNA synthetase GluRS from Chlamydia pneumoniae (Orthorhombic C form)

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 (2)

Entity 1 polymer

Polymer

Source

Entity 2 non-polymer

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)

organism	Chlamydia pneumoniae
ncbi_taxonomy_id	83558
host_organism	Escherichia coli BL21(DE3)

description	CHLORIDE ION
formula_weight	35.5 kDa
src_method	syn
entity_count	3

fit	/app/data/saxs_computation/z2/9z2x/9z2x.fit
pddf	/app/data/pr_computation/z2/9z2x/9z2x.pr.out
profile	/app/data/saxs_computation/z2/9z2x/9z2x.dat