1eut

SIALIDASE, LARGE 68KD FORM, COMPLEXED WITH GALACTOSE

Method: X-RAY DIFFRACTION

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

SIALIDASE

OrganismNot specified

UniProt Q02834

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 SODIUM ION × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name NANH_MICVI
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–605; UniProt 43–647

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.

2. Structure Basics 2. Structure Basics

Entry ID entry_id1eut
Deposition date deposition_date1996-06-21
Structure title titleSIALIDASE, LARGE 68KD FORM, COMPLEXED WITH GALACTOSE
Keywords keywordsHYDROLASE, GLYCOSIDASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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.

1eut__assembly_1__model_1

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

Download this curve (.dat)

1eut__assembly_1__model_1 | I(q)

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

1eut__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)27.64 Å
Rg (electron density)26.90 Å
Total Rg27.61 Å
Atom count4536
Residues601
Excluded volume79141 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1eut__assembly_1__model_1 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download

4. Crystallography and Experiment 4. Crystallography & Experiment

5. Entities and Polymers Entities & Polymers (2)

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd1euta1
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.18 — E set domains
Family Family familyb.1.18.2 — E-set domains of sugar-utilizing enzymes
Domain ID domain_idd1euta2
Class classb — All beta proteins
Fold Fold foldb.18 — Galactose-binding domain-like
Superfamily Superfamily superfamilyb.18.1 — Galactose-binding domain-like
Family Family familyb.18.1.1 — Galactose-binding domain
Domain ID domain_idd1euta3
Class classb — All beta proteins
Fold Fold foldb.68 — 6-bladed beta-propeller
Superfamily Superfamily superfamilyb.68.1 — Sialidases
Family Family familyb.68.1.1 — Sialidases (neuraminidases)

CATH v4.4 (3 domains)

Domain ID domain_id1eutA01
Class class2 — Mainly Beta
Architecture architecture120 — 6 Propeller
Topology topology10 — Neuraminidase
Homologous superfamily homologous superfamily10
Domain ID domain_id1eutA02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id1eutA03
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily260 — Galactose-binding domain-like

7. Citations (2)