SAXSdb — 9fyj

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Isoform 1 of Galectin-8

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	;2-[[(2~{R},3~{R},4~{S},5~{S},6~{R})-2-(3,4-dichlorophenyl)sulfanyl-6-(hydroxymethyl)-5-oxidanyl-3-prop-2-ynoxy-oxan-4-yl]oxymethyl]-3-methyl-benzimidazole-5-carboxylic acid ; × 2 CHLORIDE ION × 1 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	LEG8_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–153； UniProt 4–156 Author chain B； PDBConstruct 1–153； UniProt 4–156

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	9fyj
Deposition date deposition_date	2024-07-03
Last revision last_revision	2025-03-12
Structure title title	N-terminal domain of human galectin-8 in complex with an alpha-galactoside ligand
Keywords keywords	inhibitor, complex, drug design, SUGAR BINDING PROTEIN; SUGAR BINDING PROTEIN
Experimental Method method	X-RAY DIFFRACTION

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

9fyj__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

9fyj__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9fyj__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	22.88 Å
Rg (electron density)	21.99 Å
Total Rg	22.80 Å
Atom count	4824
Residues	298
Excluded volume	43662 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9fyj__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Description description	Isoform 1 of Galectin-8
Molecular weight formula_weight	17281.8 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	5332

SLNNLQNIIYNPVIPFVGTIPDQLDPGTLIVIRGHVPSDADRFQVDLQNGSSMKPRADVAFHFNPRFKRAGCIVCNTLINEKWGREEITYDTPFKREKSFEIVIMVLKDKFQVAVNGKHTLLYGHRIGPEKIDTLGIYGKVNIHSIGFSFSSD

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	;2-[[(2~{R},3~{R},4~{S},5~{S},6~{R})-2-(3,4-dichlorophenyl)sulfanyl-6-(hydroxymethyl)-5-oxidanyl-3-prop-2-ynoxy-oxan-4-yl]oxymethyl]-3-methyl-benzimidazole-5-carboxylic acid ;
Molecular weight formula_weight	567.4 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 non-polymer

Description description	CHLORIDE ION
Molecular weight formula_weight	35.5 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	378

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Unit-cell length a length_a	53.689 Å
Unit-cell length b length_b	62.280 Å
Unit-cell length c length_c	84.791 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	1.080 Å
Low-resolution limit resolution_low	42.400 Å
R factor r_factor	0.1333
R_work r_work	0.1324
R_free r_free	0.1503

N-terminal domain of human galectin-8 in complex with an alpha-galactoside ligand

1. Protein Identity and Related Structures Protein Identity & Related Structures

Isoform 1 of Galectin-8

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

9fyj__assembly_1__model_1

9fyj__assembly_1__model_1 | I(q)

9fyj__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

7. Citations (1)

N-terminal domain of human galectin-8 in complex with an alpha-galactoside ligand

1. Protein Identity and Related Structures Protein Identity & Related Structures

Isoform 1 of Galectin-8

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

9fyj__assembly_1__model_1

9fyj__assembly_1__model_1 | I(q)

9fyj__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

7. Citations (1)