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5i50

Structure of OmoMYC bound to double-stranded DNA

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

Myc proto-oncogene protein

Homo sapiens

UniProt P01106

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Homooligomer Protein 2 DNA 2 ;DNA (5'-D(P*CP*AP*CP*CP*CP*GP*GP*TP*CP*AP*CP*GP*TP*GP*GP*CP*CP*TP*AP*CP*AP*C)-3') ; × 1 ;DNA (5'-D(P*GP*TP*GP*TP*AP*GP*GP*CP*CP*AP*CP*GP*TP*GP*AP*CP*CP*GP*GP*GP*TP*G)-3') ; × 1 Consistent with all polymers

Other States of the Same Protein in the Database

Monomer

None

Homodimer
5i4z

1 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1a93 1ee4 1ee4 1mv0 1nkp 1nkp 2a93 5i50 6e16 6e24 6g6j 6g6j

25 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name MYC_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 29–118； UniProt 350–439 Author chain B； PDBConstruct 29–118； UniProt 350–439

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_id5i50
Deposition date deposition_date2016-02-13
Structure title titleStructure of OmoMYC bound to double-stranded DNA
Keywords keywordsleucine zipper, transcription factor, tumor suppressor, E-box, transcription; TRANSCRIPTION
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.

5i50__assembly_1__model_1

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

Download this curve (.dat)

5i50__assembly_1__model_1 | I(q)

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

5i50__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）29.14 Å
Rg (electron density)29.74 Å
Total Rg29.98 Å
Atom count2459
Residues232
Excluded volume40815 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 5i50__assembly_1__model_1 tetrameric （4） 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

CATH v4.4 (2 domains)

Domain ID domain_id5i50A00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology280 — MYOD Basic-Helix-Loop-Helix Domain, subunit B
Homologous superfamily homologous superfamily10 — Helix-loop-helix DNA-binding domain
Domain ID domain_id5i50B00
Class class4 — Few Secondary Structures
Architecture architecture10 — Irregular
Topology topology280 — MYOD Basic-Helix-Loop-Helix Domain, subunit B
Homologous superfamily homologous superfamily10 — Helix-loop-helix DNA-binding domain
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7. Citations (1)