5o75

Ube4B U-box domain

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

Ubiquitin conjugation factor E4 B

Homo sapiens

UniProt O95155

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name UBE4B_HUMAN
Isoform O95155-4
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–78; UniProt 1277–1353

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_id5o75
Deposition date deposition_date2017-06-08
Structure title titleUbe4B U-box domain
Keywords keywordsE3 U-box, ubiquitin transfer, LIGASE; LIGASE
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.

5o75__assembly_1__model_1

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

Download this curve (.dat)

5o75__assembly_1__model_1 | I(q)

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

5o75__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)13.85 Å
Rg (electron density)12.74 Å
Total Rg13.80 Å
Atom count582
Residues71
Excluded volume10335 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 5o75__assembly_1__model_1 monomeric (1) 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) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd5o75a_
Class classg — Small proteins
Fold Fold foldg.44 — RING/U-box
Superfamily Superfamily superfamilyg.44.1 — RING/U-box
Family Family familyg.44.1.0 — automated matches

CATH v4.4 (1 domains)

Domain ID domain_id5o75A00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology40 — Herpes Virus-1
Homologous superfamily homologous superfamily10 — Zinc/RING finger domain, C3HC4 (zinc finger)
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7. Citations (1)