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1br6

RICIN A CHAIN (RECOMBINANT) COMPLEX WITH PTEROIC ACID

Method: X-RAY DIFFRACTION D_max: 63.5 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	1br6
deposition_date	1998-08-27
title	RICIN A CHAIN (RECOMBINANT) COMPLEX WITH PTEROIC ACID
keywords	GLYCOSIDASE, HYDROLASE; HYDROLASE
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	19.67 Å
rg_electron	18.44 Å
i0	16308200.00
molecular_weight	30353.0 kDa
excluded_volume	37958 Å³
envelope_volume	43801 Å³
shell_volume	19663 Å³
envelope_diameter	67.1 Å
shell_rg	24.96 Å
envelope_rg	18.79 Å
shape_rg	18.42 Å
total_rg	19.42 Å
total_atoms	2145
n_residues	268
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	63.5 Å
rg_real	19.55 Å
rg_real_error	0.38 Å
i0_real	1.6310e+07
i0_real_error	1.9570e+05
rg_reciprocal	19.57 Å
i0_reciprocal	16310000.0000
total_estimate	0.8076
solution_quality	GOOD a GOOD solution
n_peaks	3
r_peak_primary	25.0 Å
skewness	0.187
kurtosis	-0.335
angular_range	— – 0.4050 Å⁻¹
current_alpha	0.0000
highest_alpha	4024000.0000
n_real_points	72
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.833; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.000

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4. Crystallography & Experiment

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5. Entities & Polymer Info (3)

Entity 1 polymer

description	PROTEIN (RICIN)
formula_weight	30068.0 kDa
ec_number	3.2.2.22
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	2186

MIFPKQYPIINFTTAGATVQSYTNFIRAVRGRLTTGADVRHEIPVLPNRVGLPINQRFILVELSNHAELSVTLALDVTNAYVVGYRAGNSAYFFHPDNQEDAEAITHLFTDVQNRYTFAFGGNYDRLEQLAGNLRENIELGNGPLEEAISALYYYSTGGTQLPTLARSFIICIQMISEAARFQYIEGEMRTRIRYNRRSAPDPSVITLENSWGRLSTAIQESNQGAFASPIQLQRRNGSKFSVYDVSILIPIIALMVYRCAPPPSSQF

Source

organism	Ricinus communis
common_name	castor bean
ncbi_taxonomy_id	3988
host_organism	Escherichia coli

Entity 2 non-polymer

description	PTEROIC ACID
formula_weight	312.3 kDa
src_method	syn
entity_count	1

Entity 3 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	41

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6. Citations (3)

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length_a	38.992 Å
length_b	64.366 Å
length_c	49.442 Å
angle_alpha	90.00 °
angle_beta	107.98 °
angle_gamma	90.00 °
z_pdb	2

space_group	P 1 21 1
int_tables_number	4
crystal_system	—

resolution	2.300 Å
resolution_low	5.000 Å
r_factor	0.1800
r_work	0.1800
r_free	—

fit	/app/data/saxs_computation/br/1br6/1br6.fit
pddf	/app/data/pr_computation/br/1br6/1br6.pr.out
profile	/app/data/saxs_computation/br/1br6/1br6.dat

RICIN A CHAIN (RECOMBINANT) COMPLEX WITH PTEROIC ACID

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