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1cnm

ENHANCEMENT OF CATALYTIC EFFICIENCY OF PROTEINASE K THROUGH EXPOSURE TO ANHYDROUS ORGANIC SOLVENT AT 70 DEGREES CELSIUS

Method: X-RAY DIFFRACTION D_max: 55.0 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	1cnm
deposition_date	1999-05-20
title	ENHANCEMENT OF CATALYTIC EFFICIENCY OF PROTEINASE K THROUGH EXPOSURE TO ANHYDROUS ORGANIC SOLVENT AT 70 DEGREES CELSIUS
keywords	PROTEINASE K, ANHYDROUS ORGANIC SOLVENTS, STABILITY, ENHANCED ACTIVITY, 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	17.91 Å
rg_electron	16.79 Å
i0	16519900.00
molecular_weight	29112.0 kDa
excluded_volume	35660 Å³
envelope_volume	38701 Å³
shell_volume	18691 Å³
envelope_diameter	56.3 Å
shell_rg	23.63 Å
envelope_rg	17.05 Å
shape_rg	16.81 Å
total_rg	17.65 Å
total_atoms	2041
n_residues	279
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	55.0 Å
rg_real	17.74 Å
rg_real_error	0.23 Å
i0_real	1.6520e+07
i0_real_error	1.7870e+05
rg_reciprocal	17.76 Å
i0_reciprocal	16520000.0000
total_estimate	0.8951
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	23.8 Å
skewness	0.042
kurtosis	-0.494
angular_range	— – 0.4450 Å⁻¹
current_alpha	0.0000
highest_alpha	4504000.0000
n_real_points	75
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.890; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.972; Smooth: 0.990

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4. Crystallography & Experiment

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5. Entities & Polymer Info (4)

Entity 1 polymer

description	PROTEIN (PROTEINASE K)
formula_weight	28930.8 kDa
ec_number	3.4.21.64
src_method	nat
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	2176

AAQTNAPWGLARISSTSPGTSTYYYDESAGQGSCVYVIDTGIEASHPEFEGRAQMVKTYYYSSRDGNGHGTHCAGTVGSRTYGVAKKTQLFGVKVLDDNGSGQYSTIIAGMDFVASDKNNRNCPKGVVASLSLGGGYSSSVNSAAARLQSSGVMVAVAAGNNNADARNYSPASEPSVCTVGASDRYDRRSSFSNYGSVLDIFGPGTSILSTWIGGSTRSISGTSMATPHVAGLAAYLMTLGKTTAASACRYIADTANKGDLSNIPFGTVNLLAYNNYQA

Entity 2 non-polymer

description	CALCIUM ION
formula_weight	40.1 kDa
src_method	syn
entity_count	2

Entity 3 non-polymer

description	ACETONITRILE
formula_weight	41.1 kDa
src_method	syn
entity_count	3

Entity 4 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	135

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6. Citations (1)

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length_a	68.320 Å
length_b	68.320 Å
length_c	108.370 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	90.00 °
z_pdb	8

space_group	P 43 21 2
int_tables_number	96
crystal_system	—

resolution	2.200 Å
resolution_low	15.000 Å
r_factor	—
r_work	0.1680
r_free	0.2310

fit	/app/data/saxs_computation/cn/1cnm/1cnm.fit
pddf	/app/data/pr_computation/cn/1cnm/1cnm.pr.out
profile	/app/data/saxs_computation/cn/1cnm/1cnm.dat

ENHANCEMENT OF CATALYTIC EFFICIENCY OF PROTEINASE K THROUGH EXPOSURE TO ANHYDROUS ORGANIC SOLVENT AT 70 DEGREES CELSIUS

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