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1a6j

NITROGEN REGULATORY BACTERIAL PROTEIN IIA-NITROGEN

Method: X-RAY DIFFRACTION D_max: 67.2 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	1a6j
deposition_date	1998-02-25
title	NITROGEN REGULATORY BACTERIAL PROTEIN IIA-NITROGEN
keywords	PHOSPHOTRANSFERASE SYSTEM, NITROGEN REGULATION; PHOSPHOTRANSFERASE SYSTEM
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	21.33 Å
rg_electron	20.31 Å
i0	20415100.00
molecular_weight	34216.0 kDa
excluded_volume	42960 Å³
envelope_volume	50235 Å³
shell_volume	20834 Å³
envelope_diameter	68.0 Å
shell_rg	26.54 Å
envelope_rg	20.49 Å
shape_rg	20.30 Å
total_rg	21.16 Å
total_atoms	2396
n_residues	307
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	67.2 Å
rg_real	21.30 Å
rg_real_error	0.38 Å
i0_real	2.0420e+07
i0_real_error	2.6100e+05
rg_reciprocal	21.31 Å
i0_reciprocal	20420000.0000
total_estimate	0.8986
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	24.7 Å
skewness	0.320
kurtosis	-0.392
angular_range	— – 0.3750 Å⁻¹
current_alpha	0.0000
highest_alpha	5204000.0000
n_real_points	69
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.893; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.998

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4. Crystallography & Experiment

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5. Entities & Polymer Info (4)

Entity 1 polymer

description	NITROGEN REGULATORY IIA PROTEIN
formula_weight	17981.5 kDa
ec_number	2.7.1.69
src_method	man
entity_count	2

Polymer

type	polypeptide(L)
strand_id	A,B
atom_count	2461

MTNNDTTLQLSSVLNRECTRSRVHCQSKKRALEIISELAAKQLSLPPQVVFEAILTREKMGSTGIGNGIAIPHGKLEEDTLRAVGVFVQLETPIAFDAIDNQPVDLLFALLVPADQTKTHLHTLSLVAKRLADKTICRRLRAAQSDEELYQIITDTEGTPDEA

Source

organism	Escherichia coli
ncbi_taxonomy_id	562
host_organism	Escherichia coli

Entity 2 non-polymer

description	BETA-MERCAPTOETHANOL
formula_weight	78.1 kDa
src_method	syn
entity_count	2

Entity 3 non-polymer

description	SULFATE ION
formula_weight	96.1 kDa
src_method	syn
entity_count	1

Entity 4 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	65

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6. Citations (1)

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length_a	107.900 Å
length_b	107.900 Å
length_c	64.300 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	90.00 °
z_pdb	16

space_group	P 43 21 2
int_tables_number	96
crystal_system	—

resolution	2.350 Å
resolution_low	40.000 Å
r_factor	0.1970
r_work	0.1970
r_free	0.2510

fit	/app/data/saxs_computation/a6/1a6j/1a6j.fit
pddf	/app/data/pr_computation/a6/1a6j/1a6j.pr.out
profile	/app/data/saxs_computation/a6/1a6j/1a6j.dat

NITROGEN REGULATORY BACTERIAL PROTEIN IIA-NITROGEN

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