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9tp7

Crystal structure of the C-terminal Ser/Thr phosphatase domain of the Kelch phosphatase BSU1 from Arabidopsis thaliana

Method: X-RAY DIFFRACTION D_max: 151.9 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9tp7
deposition_date	2025-12-17
last_revision	2026-06-03
title	Crystal structure of the C-terminal Ser/Thr phosphatase domain of the Kelch phosphatase BSU1 from Arabidopsis thaliana
keywords	protein phosphatase, ser/thr phosphatase, cell signaling, CELL CYCLE; CELL CYCLE
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	46.39 Å
rg_electron	46.27 Å
i0	741640000.00
molecular_weight	231070.0 kDa
excluded_volume	290960 Å³
envelope_volume	394370 Å³
shell_volume	71528 Å³
envelope_diameter	162.7 Å
shell_rg	50.61 Å
envelope_rg	45.66 Å
shape_rg	46.29 Å
total_rg	46.37 Å
total_atoms	32205
n_residues	2035
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	151.9 Å
rg_real	46.31 Å
rg_real_error	1.59 Å
i0_real	7.4160e+08
i0_real_error	1.3510e+07
rg_reciprocal	46.39 Å
i0_reciprocal	741700000.0000
total_estimate	0.8944
solution_quality	GOOD a GOOD solution
n_peaks	1
r_peak_primary	58.1 Å
skewness	0.200
kurtosis	-0.581
angular_range	— – 0.1700 Å⁻¹
current_alpha	0.0000
highest_alpha	39500000.0000
n_real_points	35
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.899; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.925

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4. Crystallography & Experiment

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5. Entities & Polymer Info (4)

Entity 1 polymer

description	Serine/threonine-protein phosphatase BSU1
formula_weight	43265.2 kDa
ec_number	3.1.3.16
src_method	man
entity_count	6

Polymer

type	polypeptide(L)
strand_id	A,B,C,D,E,F
atom_count	33159

MEGYVPLQHGAETVGNRGGLVRTASLDQSTQDLHKKVISTLLRPKTWTPPANRDFFLSYLEVKHLCDEVEKIFMNEPTLLQLKVPIKVFGDIHGQYGDLMRLFHEYGHPSVEGDITHIDYLFLGDYVDRGQHSLEIIMLLFALKIEYPKNIHLIRGNHESLAMNRIYGFLTECEERMGESYGFEAWLKINQVFDYLPLAALLEKKVLCVHGGIGRAVTIEEIENIERPAFPDTGSMVLKDILWSDPTMNDTVLGIVDNARGEGVVSFGPDIVKAFLERNGLEMILRAHECVIDGFERFADGRLITVFSATNYCGTAQNAGAILVIGRDMVIYPKLIHPHPPPISSSEEDYTDKAWMQELNIEMPPTPARGESSEAAAENLYFQ

Source

organism	Arabidopsis thaliana
common_name	thale cress
ncbi_taxonomy_id	3702
host_organism	Spodoptera frugiperda

Entity 2 non-polymer

description	ZINC ION
formula_weight	65.4 kDa
src_method	syn
entity_count	12

Entity 3 non-polymer

description	GLYCEROL
formula_weight	92.1 kDa
src_method	syn
entity_count	4

Entity 4 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	870

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6. Citations (2)

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length_a	226.410 Å
length_b	97.785 Å
length_c	157.799 Å
angle_alpha	90.00 °
angle_beta	129.41 °
angle_gamma	90.00 °
z_pdb	24

space_group	C 1 2 1
int_tables_number	5
crystal_system	monoclinic

resolution	2.100 Å
resolution_low	45.380 Å
r_factor	0.1978
r_work	0.1963
r_free	0.2265

fit	/app/data/saxs_computation/tp/9tp7/9tp7.fit
pddf	/app/data/pr_computation/tp/9tp7/9tp7.pr.out
profile	/app/data/saxs_computation/tp/9tp7/9tp7.dat

Crystal structure of the C-terminal Ser/Thr phosphatase domain of the Kelch phosphatase BSU1 from Arabidopsis thaliana

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