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1lfu

NMR Solution Structure of the Extended PBX Homeodomain Bound to DNA

Method: SOLUTION NMR
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1. Protein Identity and Related Structures Protein Identity & Related Structures

homeobox protein PBX1

Mus musculus

UniProt P41778

State in the Current Structure

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

Other States of the Same Protein in the Database

Monomer
1du6

1 assemblies

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1lfu

1 assemblies

View Construct and Data Evidence
UniProt name PBX1_MOUSE
Isoform —
PDB entities 3
Chains and sequence ranges Author chain P； PDBConstruct 2–82； UniProt 233–313

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_id1lfu
Deposition date deposition_date2002-04-12
Structure title titleNMR Solution Structure of the Extended PBX Homeodomain Bound to DNA
Keywords keywordsprotein-dna complex, TRANSCRIPTION; TRANSCRIPTION
Experimental Method methodSOLUTION NMR
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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.

1lfu__assembly_1__model_16

Assembly 1 · Model 16 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1lfu__assembly_1__model_16 | I(q)

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

1lfu__assembly_1__model_16 | 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）16.73 Å
Rg (electron density)15.77 Å
Total Rg16.67 Å
Atom count2239
Residues110
Excluded volume20232 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1lfu__assembly_1__model_1 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 1lfu__assembly_1__model_2 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 1lfu__assembly_1__model_3 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 1lfu__assembly_1__model_4 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 1lfu__assembly_1__model_5 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 1lfu__assembly_1__model_6 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 1lfu__assembly_1__model_7 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 1lfu__assembly_1__model_8 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 1lfu__assembly_1__model_9 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 1lfu__assembly_1__model_10 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 11 1lfu__assembly_1__model_11 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 12 1lfu__assembly_1__model_12 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 13 1lfu__assembly_1__model_13 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 14 1lfu__assembly_1__model_14 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 15 1lfu__assembly_1__model_15 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 16 1lfu__assembly_1__model_16 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 17 1lfu__assembly_1__model_17 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 18 1lfu__assembly_1__model_18 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 19 1lfu__assembly_1__model_19 trimeric （3） Success 4.1.3-1-20251215 (887e7ef) View Download
1 20 1lfu__assembly_1__model_20 trimeric （3） 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_idd1lfup_
Class classa — All alpha proteins
Fold Fold folda.4 — DNA/RNA-binding 3-helical bundle
Superfamily Superfamily superfamilya.4.1 — Homeodomain-like
Family Family familya.4.1.1 — Homeodomain

CATH v4.4 (1 domains)

Domain ID domain_id1lfuP00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology10 — Arc Repressor Mutant, subunit A
Homologous superfamily homologous superfamily60 — Homeodomain-like
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7. Citations (1)