Structure of threonine synthase from Arabidopsis thaliana

Method: X-RAY DIFFRACTION D_max: 84.7 Å Quality: EXCELLENT

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	1e5x
deposition_date	2000-08-04
title	Structure of threonine synthase from Arabidopsis thaliana
keywords	THREONINE BIOSYNTHESIS, PLP ENZYME, S-ADENOSYL-METHIONINE, ALLOSTERY; THREONINE BIOSYNTHESIS
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	28.23 Å
rg_electron	27.33 Å
i0	158687000.00
molecular_weight	98794.0 kDa
excluded_volume	122720 Å³
envelope_volume	145940 Å³
shell_volume	42231 Å³
envelope_diameter	88.6 Å
shell_rg	36.43 Å
envelope_rg	27.60 Å
shape_rg	27.33 Å
total_rg	28.16 Å
total_atoms	6861
n_residues	858
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	84.7 Å
rg_real	28.02 Å
rg_real_error	0.37 Å
i0_real	1.5870e+08
i0_real_error	2.0870e+06
rg_reciprocal	28.09 Å
i0_reciprocal	158700000.0000
total_estimate	0.9012
solution_quality	EXCELLENT a EXCELLENT solution
n_peaks	2
r_peak_primary	34.8 Å
skewness	0.167
kurtosis	-0.403
angular_range	— – 0.2800 Å⁻¹
current_alpha	0.0000
highest_alpha	32310000.0000
n_real_points	57
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.931; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.976; Smooth: 0.941

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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	57.760 Å
length_b	62.140 Å
length_c	76.590 Å
angle_alpha	109.48 °
angle_beta	97.61 °
angle_gamma	112.74 °
z_pdb	2

space_group	P 1
int_tables_number	1
crystal_system	—

resolution	2.250 Å
resolution_low	29.810 Å
r_factor	0.2220
r_work	0.2220
r_free	0.2430

description	THREONINE SYNTHASE
formula_weight	54058.1 kDa
ec_number	4.2.99.2
src_method	man
entity_count	2

type	polypeptide(L)
strand_id	A,B
atom_count	7289

Structure of threonine synthase from Arabidopsis thaliana

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 water

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)

organism	ARABIDOPSIS THALIANA
common_name	MOUSE-EAR CRESS
ncbi_taxonomy_id	3702
host_organism	ESCHERICHIA COLI

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	388

fit	/app/data/saxs_computation/e5/1e5x/1e5x.fit
pddf	/app/data/pr_computation/e5/1e5x/1e5x.pr.out
profile	/app/data/saxs_computation/e5/1e5x/1e5x.dat