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1dgw

Structure of the rhombohedral crystal of canavalin from jack bean

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

CANAVALIN

OrganismNot specified

UniProt P50477

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 9 PHOSPHATE ION × 3 water × 9 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers
1cau 1cav 1caw 1cax 1dgr 1dgw 2cau 2cav 6v7g 6v7j 6v7l

11 assemblies

Heteromeric or nucleic-acid complex

None

View Construct and Data Evidence
UniProt name CANA_CANEN
Isoform —
PDB entities 1, 2, 3
Chains and sequence ranges Author chain A； PDBConstruct 1–178； UniProt 46–223 Author chain X； PDBConstruct 1–79； UniProt 246–324 Author chain Y； PDBConstruct 1–93； UniProt 331–423

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_id1dgw
Deposition date deposition_date1999-11-26
Structure title titleStructure of the rhombohedral crystal of canavalin from jack bean
Keywords keywordsDUPLICATED SWISS-ROLL BETA BARRELS, LOOPS WITH ALPHA HELICES, MEROHEDRAL/ HEMIHEDRAL TWINNING, PLANT PROTEIN; PLANT 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.

1dgw__assembly_1__model_1

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

Download this curve (.dat)

1dgw__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1dgw__assembly_1__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）33.83 Å
Rg (electron density)32.64 Å
Total Rg33.25 Å
Atom count8361
Residues1038
Excluded volume148310 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1dgw__assembly_1__model_1 nonameric （9） 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 (5)

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6. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1dgw.1
Class classb — All beta proteins
Fold Fold foldb.82 — Double-stranded beta-helix
Superfamily Superfamily superfamilyb.82.1 — RmlC-like cupins
Family Family familyb.82.1.2 — Germin/Seed storage 7S protein
Domain ID domain_idd1dgwa_
Class classb — All beta proteins
Fold Fold foldb.82 — Double-stranded beta-helix
Superfamily Superfamily superfamilyb.82.1 — RmlC-like cupins
Family Family familyb.82.1.2 — Germin/Seed storage 7S protein

CATH v4.4 (3 domains)

Domain ID domain_id1dgwA00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily10 — Jelly Rolls
Domain ID domain_id1dgwX00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily1450 —
Domain ID domain_id1dgwY01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily840 —
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7. Citations (2)