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1bfk

CRYSTAL STRUCTURE OF SUBTILISIN CARLSBERG IN 40% ACETONITRILE

Method: X-RAY DIFFRACTION D_max: 52.2 Å Quality: EXCELLENT

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	1bfk
deposition_date	1998-05-21
title	CRYSTAL STRUCTURE OF SUBTILISIN CARLSBERG IN 40% ACETONITRILE
keywords	SERINE PROTEASE, ORGANIC SOLVENT, MIXTURES; SERINE PROTEASE
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	17.84 Å
rg_electron	16.59 Å
i0	14173700.00
molecular_weight	27533.0 kDa
excluded_volume	34113 Å³
envelope_volume	37149 Å³
shell_volume	18215 Å³
envelope_diameter	53.1 Å
shell_rg	23.31 Å
envelope_rg	16.84 Å
shape_rg	16.59 Å
total_rg	17.53 Å
total_atoms	1936
n_residues	274
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	52.2 Å
rg_real	17.66 Å
rg_real_error	0.21 Å
i0_real	1.4170e+07
i0_real_error	1.5500e+05
rg_reciprocal	17.69 Å
i0_reciprocal	14170000.0000
total_estimate	0.9067
solution_quality	EXCELLENT a EXCELLENT solution
n_peaks	2
r_peak_primary	23.3 Å
skewness	0.010
kurtosis	-0.545
angular_range	— – 0.4450 Å⁻¹
current_alpha	0.0000
highest_alpha	4396000.0000
n_real_points	75
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.942; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.971; Smooth: 0.984

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4. Crystallography & Experiment

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5. Entities & Polymer Info (4)

Entity 1 polymer

description	SUBTILISIN CARLSBERG
formula_weight	27306.2 kDa
ec_number	3.4.21.62
src_method	nat
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	2010

AQTVPYGIPLIKADKVQAQGFKGANVKVAVLDTGIQASHPDLNVVGGASFVAGEAYNTDGNGHGTHVAGTVAALDNTTGVLGVAPSVSLYAVKVLNSSGSGSYSGIVSGIEWATTNGMDVINMSLGGASGSTAMKQAVDNAYARGVVVVAAAGNSGNSGSTNTIGYPAKYDSVIAVGAVDSNSNRASFSSVGAELEVMAPGAGVYSTYPTNTYATLNGTSMASPHVAGAAALILSKHPNLSASQVRNRLSSTATYLGSSFYYGKGLINVEAAAQ

Entity 2 non-polymer

description	CALCIUM ION
formula_weight	40.1 kDa
src_method	syn
entity_count	1

Entity 3 non-polymer

description	ACETONITRILE
formula_weight	41.1 kDa
src_method	syn
entity_count	5

Entity 4 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	74

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6. Citations (1)

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length_a	79.038 Å
length_b	54.805 Å
length_c	53.928 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	90.00 °
z_pdb	4

space_group	P 21 21 21
int_tables_number	19
crystal_system	—

resolution	2.300 Å
resolution_low	20.000 Å
r_factor	0.1860
r_work	0.1860
r_free	0.2470

fit	/app/data/saxs_computation/bf/1bfk/1bfk.fit
pddf	/app/data/pr_computation/bf/1bfk/1bfk.pr.out
profile	/app/data/saxs_computation/bf/1bfk/1bfk.dat

CRYSTAL STRUCTURE OF SUBTILISIN CARLSBERG IN 40% ACETONITRILE

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