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1a2x

COMPLEX OF TROPONIN C WITH A 47 RESIDUE (1-47) FRAGMENT OF TROPONIN I

Method: X-RAY DIFFRACTION D_max: 64.4 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	1a2x
deposition_date	1998-01-13
title	COMPLEX OF TROPONIN C WITH A 47 RESIDUE (1-47) FRAGMENT OF TROPONIN I
keywords	TROPONIN, MUSCLE CONTRACTION REGULATION, COMPLEX (SKELETAL MUSCLE-MUSCLE PROTEIN), COMPLEX (SKELETAL MUSCLE-MUSCLE PROTEIN) complex; COMPLEX (SKELETAL MUSCLE/MUSCLE 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	19.39 Å
rg_electron	18.42 Å
i0	9565860.00
molecular_weight	21578.0 kDa
excluded_volume	26415 Å³
envelope_volume	31951 Å³
shell_volume	15302 Å³
envelope_diameter	66.0 Å
shell_rg	23.46 Å
envelope_rg	18.54 Å
shape_rg	18.46 Å
total_rg	19.08 Å
total_atoms	1504
n_residues	189
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	64.4 Å
rg_real	19.42 Å
rg_real_error	0.48 Å
i0_real	9.5660e+06
i0_real_error	1.3020e+05
rg_reciprocal	19.42 Å
i0_reciprocal	9566000.0000
total_estimate	0.7967
solution_quality	GOOD a GOOD solution
n_peaks	3
r_peak_primary	20.9 Å
skewness	0.396
kurtosis	-0.326
angular_range	— – 0.4100 Å⁻¹
current_alpha	0.0000
highest_alpha	2216000.0000
n_real_points	72
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.800; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.954; Smooth: 0.000

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4. Crystallography & Experiment

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5. Entities & Polymer Info (4)

Entity 1 polymer

description	TROPONIN C
formula_weight	17981.8 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	1593

TDQQAEARSYLSEEMIAEFKAAFDMFDADGGGDISVKELGTVMRMLGQTPTKEELDAIIEEVDEDGSGTIDFEEFLVMMVRQMKEDAKGKSEEELAECFRIFDRNADGYIDAEELAEIFRASGEHVTDEEIESLMKDGDKNNDGRIDFDEFLKMMEGVQ

Source

organism	Oryctolagus cuniculus
common_name	rabbit
ncbi_taxonomy_id	9986
host_organism	Escherichia coli

Entity 2 polymer

description	TROPONIN I
formula_weight	5546.2 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	B

GDEEKRNRAITARRQHLKSVMLQIAATELEKEEGRREAEKQNYLAEH

Source

organism	Oryctolagus cuniculus
common_name	rabbit
ncbi_taxonomy_id	9986
host_organism	Escherichia coli

Entity 3 non-polymer

description	CALCIUM ION
formula_weight	40.1 kDa
src_method	syn
entity_count	2

Entity 4 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	89

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6. Citations (2)

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length_a	46.900 Å
length_b	46.900 Å
length_c	152.300 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	120.00 °
z_pdb	6

space_group	P 32 2 1
int_tables_number	154
crystal_system	—

resolution	2.300 Å
resolution_low	10.000 Å
r_factor	0.2220
r_work	0.2220
r_free	0.3250

fit	/app/data/saxs_computation/a2/1a2x/1a2x.fit
pddf	/app/data/pr_computation/a2/1a2x/1a2x.pr.out
profile	/app/data/saxs_computation/a2/1a2x/1a2x.dat

COMPLEX OF TROPONIN C WITH A 47 RESIDUE (1-47) FRAGMENT OF TROPONIN I

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 (2)

7. Files & Curves (10)

Files (7)

Curves (3)