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8j9q

Crystal structure of UBR box of UBR4 apo

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

E3 ubiquitin-protein ligase UBR4

Homo sapiens

UniProt Q5T4S7

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 ZINC ION × 3 water × 1 Consistent with protein count
2 Protein monomer Monomer Protein 1 ZINC ION × 3 water × 1 Consistent with protein count
3 Protein monomer Monomer Protein 1 ZINC ION × 3 water × 1 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
8j9q 8j9q 8j9q 8j9r

4 assemblies

Homodimer
9nwd 9qwx

2 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
9d9z 9hxw 9nwe 9qws 9qwu 9qwz 9qx0

7 assemblies

View Construct and Data Evidence
UniProt name UBR4_HUMAN
Isoform Q5T4S7-5
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 4–73； UniProt 1660–1729 Author chain B； PDBConstruct 4–73； UniProt 1660–1729 Author chain C； PDBConstruct 4–73； UniProt 1660–1729

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_id8j9q
Deposition date deposition_date2023-05-04
Structure title titleCrystal structure of UBR box of UBR4 apo
Keywords keywordsE3 ligase, UBR box, 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.

8j9q__assembly_2__model_1

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

Download this curve (.dat)

8j9q__assembly_2__model_1 | I(q)

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

8j9q__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）12.46 Å
Rg (electron density)11.47 Å
Total Rg12.59 Å
Atom count567
Residues73
Excluded volume10105 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 8j9q__assembly_1__model_1 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 8j9q__assembly_2__model_1 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
3 1 8j9q__assembly_3__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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7. Citations (1)