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9z08

Isoreticular co-crystal 1 with asymmetrical expanded duplex (31mer) containing separate insert strand with sequence GACGGTAATT

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

Replication initiation protein

Escherichia coli

UniProt P03856

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Monomer Protein 1 DNA 4 ;DNA (5'-D(P*AP*CP*CP*TP*GP*TP*GP*AP*CP*AP*AP*AP*TP*T*GP*CP*CP*CP*TP*CP*A)-3') ; × 1 ;DNA (5'-D(P*TP*CP*TP*GP*AP*GP*GP*GP*CP*AP*AP*TP*TP*TP*GP*TP*CP*AP*CP*AP*G)-3') ; × 1 ;DNA (5'-D(P*GP*AP*CP*GP*GP*TP*AP*AP*TP*T)-3') ; × 1 ;DNA (5'-D(P*GP*TP*AP*AP*TP*TP*AP*CP*CP*G)-3') ; × 1 MAGNESIUM ION × 2 Consistent with all polymers

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1rep 2z9o 7rva 7u6k 7u7o 7ufx 7uog 7ur0 7uv6 7uv7 7uxy 8aan

59 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name REPE1_ECOLI
Isoform —
PDB entities 3
Chains and sequence ranges Author chain C； PDBConstruct 13–263； UniProt 1–251

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_id9z08
Deposition date deposition_date2025-10-31
Last revision last_revision2026-03-18
Structure title titleIsoreticular co-crystal 1 with asymmetrical expanded duplex (31mer) containing separate insert strand with sequence GACGGTAATT
Keywords keywordsProtein-DNA complex, DNA Binding protein, Transcription factor, DNA BINDING PROTEIN-DNA complex; DNA BINDING PROTEIN/DNA
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.

9z08__assembly_1__model_1

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

Download this curve (.dat)

9z08__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.

9z08__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）27.97 Å
Rg (electron density)26.77 Å
Total Rg27.44 Å
Atom count2946
Residues275
Excluded volume48138 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 9z08__assembly_1__model_1 pentameric （5） 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 (6)

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7. Citations (2)