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9x4v

Crystal structure of Fgm3 in complex with PLP and L-Arg

Method: X-RAY DIFFRACTION D_max: 90.3 Å Quality: GOOD

SAXS Profile

P(r) Distribution

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1. Structure Basics

entry_id	9x4v
deposition_date	2025-10-11
last_revision	2026-05-20
title	Crystal structure of Fgm3 in complex with PLP and L-Arg
keywords	PLP, Retro-aldol-like, Cbeta-Cgamma Bond Cleavage, BIOSYNTHETIC PROTEIN; BIOSYNTHETIC PROTEIN
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	28.00 Å
rg_electron	27.07 Å
i0	117178000.00
molecular_weight	87265.0 kDa
excluded_volume	109880 Å³
envelope_volume	124470 Å³
shell_volume	37454 Å³
envelope_diameter	94.9 Å
shell_rg	35.50 Å
envelope_rg	27.29 Å
shape_rg	27.03 Å
total_rg	28.00 Å
total_atoms	6165
n_residues	792
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	90.3 Å
rg_real	27.93 Å
rg_real_error	0.44 Å
i0_real	1.1720e+08
i0_real_error	1.5340e+06
rg_reciprocal	27.95 Å
i0_reciprocal	117200000.0000
total_estimate	0.8942
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	31.7 Å
skewness	0.310
kurtosis	-0.389
angular_range	— – 0.2850 Å⁻¹
current_alpha	0.0000
highest_alpha	75380000.0000
n_real_points	58
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.881; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.976

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4. Crystallography & Experiment

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5. Entities & Polymer Info (3)

Entity 1 polymer

description	Aminotransferase-like protein FGM3
formula_weight	44835.4 kDa
ec_number	2.-.-.-
src_method	man
entity_count	2

Polymer

type	polypeptide(L)
strand_id	A,B
atom_count	7309

MSSSSFSIENVRSQFPALEKRQIFGDNAGGSQVLGTVAKSITEYLIETNVQLGASYKTSTQSTAIFDNAYKAAAKYINAGIDEIVIGASTTQVFRNLAAALKLQPGDELILTNVDHESNIDPWLHYAALNNATIKWWTPSDLNNPKLDPEQLRSLLTNKTRLVACTHCSNILGTINNIKAIADVVHEIPGALLAVDGVAYAPHRAIDVKELGADFYAFSWYKVYGPHISLLYGSKAAQAQLSSLGHFFNPDGSLMDKLELAAASYELTQAIIPLTAYFGENPKQTWDAIAEHEQKLQTRLIEYLVSKPQITVYGETSTDKAVRVPTVSFTVEGMSSQSVVEAVEAVSHAGIRWGHFFSKRLVGSILGLSDDGVVRVSLVHYNTVEEVDQIIVALEMVLLEHHHHHHHH

Source

organism	Gibberella zeae (strain ATCC MYA-4620 / CBS 123657 / FGSC 9075 / NRRL 31084 / PH-1)
common_name	Wheat head blight fungus, Fusarium graminearum
ncbi_taxonomy_id	229533
host_organism	Escherichia coli BL21(DE3)

Entity 2 non-polymer

description	(E)-N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-arginine
formula_weight	403.3 kDa
src_method	syn
entity_count	2

Entity 3 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	1144

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6. Citations (1)

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length_a	69.380 Å
length_b	97.853 Å
length_c	69.690 Å
angle_alpha	90.00 °
angle_beta	116.27 °
angle_gamma	90.00 °
z_pdb	4

space_group	P 1 21 1
int_tables_number	4
crystal_system	—

resolution	1.900 Å
resolution_low	59.050 Å
r_factor	0.1544
r_work	0.1535
r_free	0.1821

fit	/app/data/saxs_computation/x4/9x4v/9x4v.fit
pddf	/app/data/pr_computation/x4/9x4v/9x4v.pr.out
profile	/app/data/saxs_computation/x4/9x4v/9x4v.dat

Crystal structure of Fgm3 in complex with PLP and L-Arg

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