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4ak4

High resolution structure of Galactose Binding lectin from Champedak (CGB)

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

AGGLUTININ ALPHA CHAIN

OrganismNot specified

UniProt P18670

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 8 AGGLUTININ BETA-4 CHAIN × 4 （Q9S8T0） HEXAETHYLENE GLYCOL × 4 water × 8 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 8 AGGLUTININ BETA-4 CHAIN × 4 （Q9S8T0） HEXAETHYLENE GLYCOL × 2 water × 8 Consistent with protein count
3 Protein heterocomplex Heteromer Protein 8 AGGLUTININ BETA-4 CHAIN × 4 （Q9S8T0） HEXAETHYLENE GLYCOL × 2 water × 8 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1jac 1jac 1jac 1ku8 1kuj 1pxd 1ugw 1ugx 1ugy 1uh0 1uh0 1uh0

48 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name LECA_ARTIN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–133； UniProt 1–133 Author chain C； PDBConstruct 1–133； UniProt 1–133 Author chain E； PDBConstruct 1–133； UniProt 1–133 Author chain G； PDBConstruct 1–133； UniProt 1–133 Author chain I； PDBConstruct 1–133； UniProt 1–133 Author chain K； PDBConstruct 1–133； UniProt 1–133 Author chain M； PDBConstruct 1–133； UniProt 1–133 Author chain O； PDBConstruct 1–133； UniProt 1–133

AGGLUTININ BETA-4 CHAIN

OrganismNot specified

UniProt Q9S8T0

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 8 AGGLUTININ ALPHA CHAIN × 4 （P18670） HEXAETHYLENE GLYCOL × 4 water × 8 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 8 AGGLUTININ ALPHA CHAIN × 4 （P18670） HEXAETHYLENE GLYCOL × 2 water × 8 Consistent with protein count
3 Protein heterocomplex Heteromer Protein 8 AGGLUTININ ALPHA CHAIN × 4 （P18670） HEXAETHYLENE GLYCOL × 2 water × 8 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
4ak4 4ak4 4ak4 4akb 4akc

5 assemblies

View Construct and Data Evidence
UniProt name LECB4_ARTIN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B； PDBConstruct 1–20； UniProt 1–20 Author chain D； PDBConstruct 1–20； UniProt 1–20 Author chain F； PDBConstruct 1–20； UniProt 1–20 Author chain H； PDBConstruct 1–20； UniProt 1–20 Author chain J； PDBConstruct 1–20； UniProt 1–20 Author chain L； PDBConstruct 1–20； UniProt 1–20 Author chain N； PDBConstruct 1–20； UniProt 1–20 Author chain P； PDBConstruct 1–20； UniProt 1–20

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_id4ak4
Deposition date deposition_date2012-02-21
Structure title titleHigh resolution structure of Galactose Binding lectin from Champedak (CGB)
Keywords keywordsSUGAR BINDING PROTEIN, LECTIN, PLANT, MANNOSE; SUGAR BINDING PROTEIN
Experimental Method methodX-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.

4ak4__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

4ak4__assembly_2__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

4ak4__assembly_2__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）27.37 Å
Rg (electron density)26.51 Å
Total Rg27.29 Å
Atom count4634
Residues597
Excluded volume83261 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 4ak4__assembly_1__model_1 octameric （8） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 4ak4__assembly_2__model_1 octameric （8） Success 4.1.3-1-20251215 (887e7ef) View Download
3 1 4ak4__assembly_3__model_1 octameric （8） 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)

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6. Fold Classification (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

Domain ID domain_id4ak4A00
Class class2 — Mainly Beta
Architecture architecture100 — Aligned Prism
Topology topology10 — Vitelline Membrane Outer Layer Protein I, subunit A
Homologous superfamily homologous superfamily30 — Jacalin-like lectin domain
Domain ID domain_id4ak4C00
Class class2 — Mainly Beta
Architecture architecture100 — Aligned Prism
Topology topology10 — Vitelline Membrane Outer Layer Protein I, subunit A
Homologous superfamily homologous superfamily30 — Jacalin-like lectin domain
Domain ID domain_id4ak4E00
Class class2 — Mainly Beta
Architecture architecture100 — Aligned Prism
Topology topology10 — Vitelline Membrane Outer Layer Protein I, subunit A
Homologous superfamily homologous superfamily30 — Jacalin-like lectin domain
Domain ID domain_id4ak4G00
Class class2 — Mainly Beta
Architecture architecture100 — Aligned Prism
Topology topology10 — Vitelline Membrane Outer Layer Protein I, subunit A
Homologous superfamily homologous superfamily30 — Jacalin-like lectin domain
Domain ID domain_id4ak4I00
Class class2 — Mainly Beta
Architecture architecture100 — Aligned Prism
Topology topology10 — Vitelline Membrane Outer Layer Protein I, subunit A
Homologous superfamily homologous superfamily30 — Jacalin-like lectin domain
Domain ID domain_id4ak4K00
Class class2 — Mainly Beta
Architecture architecture100 — Aligned Prism
Topology topology10 — Vitelline Membrane Outer Layer Protein I, subunit A
Homologous superfamily homologous superfamily30 — Jacalin-like lectin domain
Domain ID domain_id4ak4M00
Class class2 — Mainly Beta
Architecture architecture100 — Aligned Prism
Topology topology10 — Vitelline Membrane Outer Layer Protein I, subunit A
Homologous superfamily homologous superfamily30 — Jacalin-like lectin domain
Domain ID domain_id4ak4O00
Class class2 — Mainly Beta
Architecture architecture100 — Aligned Prism
Topology topology10 — Vitelline Membrane Outer Layer Protein I, subunit A
Homologous superfamily homologous superfamily30 — Jacalin-like lectin domain
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7. Citations (2)