SAXSdb — 1j4u

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

Artocarpin

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	methyl alpha-D-mannopyranoside × 4 water × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q7M1T4_ARTIN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–149； UniProt 1–149 Author chain B； PDBConstruct 1–149； UniProt 1–149 Author chain C； PDBConstruct 1–149； UniProt 1–149 Author chain D； PDBConstruct 1–149； UniProt 1–149

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	1j4u
Deposition date deposition_date	2001-10-30
Structure title title	Structure of Artocarpin Complexed with Me-alpha-Mannose
Keywords keywords	all Beta, Greek Key motif, Beta prism I fold, PLANT PROTEIN; PLANT 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.

1j4u__assembly_1__model_1

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

Download this curve (.dat)

1j4u__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1j4u__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	27.68 Å
Rg (electron density)	26.91 Å
Total Rg	27.66 Å
Atom count	4584
Residues	592
Excluded volume	81345 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1j4u__assembly_1__model_1`	tetrameric （4）	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 (3)

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6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d1j4ua_
Class class	b — All beta proteins
Fold Fold fold	b.77 — beta-Prism I
Superfamily Superfamily superfamily	b.77.3 — Mannose-binding lectins
Family Family family	b.77.3.1 — Mannose-binding lectins

Domain ID domain_id	d1j4ub_
Class class	b — All beta proteins
Fold Fold fold	b.77 — beta-Prism I
Superfamily Superfamily superfamily	b.77.3 — Mannose-binding lectins
Family Family family	b.77.3.1 — Mannose-binding lectins

Domain ID domain_id	d1j4uc_
Class class	b — All beta proteins
Fold Fold fold	b.77 — beta-Prism I
Superfamily Superfamily superfamily	b.77.3 — Mannose-binding lectins
Family Family family	b.77.3.1 — Mannose-binding lectins

Domain ID domain_id	d1j4ud_
Class class	b — All beta proteins
Fold Fold fold	b.77 — beta-Prism I
Superfamily Superfamily superfamily	b.77.3 — Mannose-binding lectins
Family Family family	b.77.3.1 — Mannose-binding lectins

CATH v4.4 (4 domains)

Domain ID domain_id	1j4uA00
Class class	2 — Mainly Beta
Architecture architecture	100 — Aligned Prism
Topology topology	10 — Vitelline Membrane Outer Layer Protein I, subunit A
Homologous superfamily homologous superfamily	30 — Jacalin-like lectin domain

Domain ID domain_id	1j4uB00
Class class	2 — Mainly Beta
Architecture architecture	100 — Aligned Prism
Topology topology	10 — Vitelline Membrane Outer Layer Protein I, subunit A
Homologous superfamily homologous superfamily	30 — Jacalin-like lectin domain

Domain ID domain_id	1j4uC00
Class class	2 — Mainly Beta
Architecture architecture	100 — Aligned Prism
Topology topology	10 — Vitelline Membrane Outer Layer Protein I, subunit A
Homologous superfamily homologous superfamily	30 — Jacalin-like lectin domain

Domain ID domain_id	1j4uD00
Class class	2 — Mainly Beta
Architecture architecture	100 — Aligned Prism
Topology topology	10 — Vitelline Membrane Outer Layer Protein I, subunit A
Homologous superfamily homologous superfamily	30 — Jacalin-like lectin domain

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Unit-cell length a length_a	129.200 Å
Unit-cell length b length_b	129.200 Å
Unit-cell length c length_c	78.610 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	24

Space group space_group	P 61
Space-group number int_tables_number	169
Crystal system crystal_system	—

Resolution resolution	2.900 Å
Low-resolution limit resolution_low	20.000 Å
R factor r_factor	—
R_work r_work	0.2220
R_free r_free	0.2580

Description description	Artocarpin
Molecular weight formula_weight	16117.0 kDa
Source method src_method	nat
Copy count entity_count	4

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	4712

Structure of Artocarpin Complexed with Me-alpha-Mannose

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

Artocarpin

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

1j4u__assembly_1__model_1

1j4u__assembly_1__model_1 | I(q)

1j4u__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

CATH v4.4 (4 domains)

7. Citations (1)

Description description	methyl alpha-D-mannopyranoside
Molecular weight formula_weight	194.2 kDa
Source method src_method	man
Copy count entity_count	4

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	128

Structure of Artocarpin Complexed with Me-alpha-Mannose

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

Artocarpin

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

1j4u__assembly_1__model_1

1j4u__assembly_1__model_1 | I(q)

1j4u__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

CATH v4.4 (4 domains)

7. Citations (1)