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9sgf

Human UCK1 in complex with NHC

Method: X-RAY DIFFRACTION D_max: 94.2 Å Quality: EXCELLENT

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9sgf
deposition_date	2025-08-22
title	Human UCK1 in complex with NHC
keywords	UCK1, NHC, UCK, TRANSFERASE; TRANSFERASE
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	30.85 Å
rg_electron	29.85 Å
i0	150978000.00
molecular_weight	98466.0 kDa
excluded_volume	123840 Å³
envelope_volume	155990 Å³
shell_volume	42469 Å³
envelope_diameter	97.1 Å
shell_rg	37.91 Å
envelope_rg	29.83 Å
shape_rg	29.84 Å
total_rg	30.62 Å
total_atoms	13930
n_residues	852
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	94.2 Å
rg_real	30.65 Å
rg_real_error	0.47 Å
i0_real	1.5100e+08
i0_real_error	2.2050e+06
rg_reciprocal	30.74 Å
i0_reciprocal	151000000.0000
total_estimate	0.9057
solution_quality	EXCELLENT a EXCELLENT solution
n_peaks	2
r_peak_primary	42.5 Å
skewness	0.090
kurtosis	-0.541
angular_range	— – 0.2550 Å⁻¹
current_alpha	0.0001
highest_alpha	50120000.0000
n_real_points	52
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.937; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.991; Smooth: 0.968

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4. Crystallography & Experiment

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5. Entities & Polymer Info (4)

Entity 1 polymer

description	Uridine-cytidine kinase 1
formula_weight	31481.7 kDa
ec_number	2.7.1.48
src_method	man
entity_count	4

Polymer

type	polypeptide(L)
strand_id	A,B,C,D
atom_count	14072

MASAGGEDCESPAPEADRPHQRPFLIGVSGGTASGKSTVCEKIMELLGQNEVEQRQRKVVILSQDRFYKVLTAEQKAKALKGQYNFDHPDAFDNDLMHRTLKNIVEGKTVEVPTYDFVTHSRLPETTVVYPADVVLFEGILVFYSQEIRDMFHLRLFVDTDSDVRLSRRVLRDVRRGRDLEQILTQYTTFVKPAFEEFCLPTKKYADVIIPRGVDNMVAINLIVQHIQDILNGDICKWHRGGSNGRSYKRTFSEPGDHPGMLTSGKRSHLESSSRPH

Source

organism	Homo sapiens
common_name	human
ncbi_taxonomy_id	9606
host_organism	Escherichia coli

Entity 2 non-polymer

description	N-hydroxycytidine
formula_weight	259.2 kDa
src_method	syn
entity_count	3

Entity 3 non-polymer

description	PHOSPHATE ION
formula_weight	95.0 kDa
src_method	syn
entity_count	4

Entity 4 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	142

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6. Citations (1)

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length_a	64.546 Å
length_b	155.093 Å
length_c	67.543 Å
angle_alpha	90.00 °
angle_beta	99.62 °
angle_gamma	90.00 °
z_pdb	8

space_group	P 1 21 1
int_tables_number	4
crystal_system	—

resolution	2.179 Å
resolution_low	77.547 Å
r_factor	—
r_work	0.2094
r_free	0.2495

fit	/app/data/saxs_computation/sg/9sgf/9sgf.fit
pddf	/app/data/pr_computation/sg/9sgf/9sgf.pr.out
profile	/app/data/saxs_computation/sg/9sgf/9sgf.dat

Human UCK1 in complex with NHC

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