← Back to search

1ahn

E. COLI FLAVODOXIN AT 2.6 ANGSTROMS RESOLUTION

Method: X-RAY DIFFRACTION D_max: 49.6 Å Quality: GOOD

SAXS Profile

P(r) Distribution

▼

1. Structure Basics

entry_id	1ahn
deposition_date	1997-04-07
title	E. COLI FLAVODOXIN AT 2.6 ANGSTROMS RESOLUTION
keywords	ELECTRON TRANSPORT, REDUCTIVE ACTIVATION, FLAVODOXIN, FLAVOPROTEIN; ELECTRON TRANSPORT
method	X-RAY DIFFRACTION

▼

Download Data

SAXS curve (.dat) P(r) distribution (.pr.out) Structure (CIF)

▼

2. SAXS Parameters (CRYSOL)

rg_guinier	15.98 Å
rg_electron	14.63 Å
i0	7155090.00
molecular_weight	19364.0 kDa
excluded_volume	24025 Å³
envelope_volume	25198 Å³
shell_volume	14292 Å³
envelope_diameter	48.7 Å
shell_rg	20.87 Å
envelope_rg	14.90 Å
shape_rg	14.63 Å
total_rg	15.73 Å
total_atoms	1367
n_residues	169
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

▼

3. P(r) Analysis (GNOM)

dmax	49.6 Å
rg_real	15.85 Å
rg_real_error	0.24 Å
i0_real	7.1550e+06
i0_real_error	7.4680e+04
rg_reciprocal	15.87 Å
i0_reciprocal	7155000.0000
total_estimate	0.8970
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	21.3 Å
skewness	0.066
kurtosis	-0.442
angular_range	— – 0.5000 Å⁻¹
current_alpha	0.0000
highest_alpha	1068000.0000
n_real_points	80
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.892; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.987; Smooth: 0.994

▶

4. Crystallography & Experiment

▶

5. Entities & Polymer Info (4)

Entity 1 polymer

description	FLAVODOXIN
formula_weight	19623.7 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	1420

AITGIFFGSDTGNTENIAKMIQKQLGKDVADVHDIAKSSKEDLEAYDILLLGIPTWYYGEAQCDWDDFFPTLEEIDFNGKLVALFGCGDQEDYAEYFCDALGTIRDIIEPRGATIVGHWPTAGYHFEASKGLADDDHFVGLAIDEDRQPELTAERVEKWVKQISEELHLDEILNA

Source

organism	Escherichia coli
ncbi_taxonomy_id	562
host_organism	Escherichia coli

Entity 2 non-polymer

description	CALCIUM ION
formula_weight	40.1 kDa
src_method	syn
entity_count	1

Entity 3 non-polymer

description	FLAVIN MONONUCLEOTIDE
formula_weight	456.3 kDa
src_method	syn
entity_count	1

Entity 4 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	53

▶

6. Citations (1)

▶

length_a	78.830 Å
length_b	78.830 Å
length_c	52.070 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	120.00 °
z_pdb	6

space_group	P 3 1 2
int_tables_number	149
crystal_system	—

resolution	2.600 Å
resolution_low	10.000 Å
r_factor	0.1900
r_work	0.1900
r_free	—

fit	/app/data/saxs_computation/ah/1ahn/1ahn.fit
pddf	/app/data/pr_computation/ah/1ahn/1ahn.pr.out
profile	/app/data/saxs_computation/ah/1ahn/1ahn.dat

E. COLI FLAVODOXIN AT 2.6 ANGSTROMS RESOLUTION

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