CRYSTAL STRUCTURE OF CALSEQUESTRIN FROM RABBIT SKELETAL MUSCLE SARCOPLASMIC RETICULUM AT 2.4 A RESOLUTION

Method: X-RAY DIFFRACTION D_max: 70.8 Å Quality: REASONABLE

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	1a8y
deposition_date	1998-03-31
title	CRYSTAL STRUCTURE OF CALSEQUESTRIN FROM RABBIT SKELETAL MUSCLE SARCOPLASMIC RETICULUM AT 2.4 A RESOLUTION
keywords	CALSEQUESTRIN, CALCIUM-BINDING PROTEIN, SARCOPLASMIC RETICULUM, RABBIT SKELETAL MUSCLE; CALCIUM-BINDING 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	23.61 Å
rg_electron	22.41 Å
i0	25004400.00
molecular_weight	38970.0 kDa
excluded_volume	48988 Å³
envelope_volume	62016 Å³
shell_volume	23129 Å³
envelope_diameter	71.9 Å
shell_rg	28.93 Å
envelope_rg	22.53 Å
shape_rg	22.37 Å
total_rg	23.41 Å
total_atoms	2760
n_residues	338
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	70.8 Å
rg_real	23.49 Å
rg_real_error	0.39 Å
i0_real	2.5000e+07
i0_real_error	3.2000e+05
rg_reciprocal	23.52 Å
i0_reciprocal	25000000.0000
total_estimate	0.7206
solution_quality	REASONABLE a REASONABLE solution
n_peaks	2
r_peak_primary	26.6 Å
skewness	0.113
kurtosis	-0.653
angular_range	— – 0.3350 Å⁻¹
current_alpha	0.0000
highest_alpha	5260000.0000
n_real_points	65
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.970; Stabil: 1.000; Sysdev: 0.154; Positv: 1.000; Valcen: 0.998; Smooth: 0.994

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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	59.740 Å
length_b	145.560 Å
length_c	111.790 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	2.400 Å
resolution_low	10.000 Å
r_factor	0.1880
r_work	0.1880
r_free	0.2420

description	CALSEQUESTRIN
formula_weight	42468.2 kDa
src_method	nat
entity_count	1

type	polypeptide(L)
strand_id	A
atom_count	2800

CRYSTAL STRUCTURE OF CALSEQUESTRIN FROM RABBIT SKELETAL MUSCLE SARCOPLASMIC RETICULUM AT 2.4 A 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

5. Entities & Polymer Info (2)

Entity 1 polymer

Polymer

Entity 2 water

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	40

fit	/app/data/saxs_computation/a8/1a8y/1a8y.fit
pddf	/app/data/pr_computation/a8/1a8y/1a8y.pr.out
profile	/app/data/saxs_computation/a8/1a8y/1a8y.dat