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2pvi

PVUII ENDONUCLEASE COMPLEXED TO AN IODINATED COGNATE DNA

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

TYPE II RESTRICTION ENZYME PVUII

Proteus vulgaris

UniProt P23657

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(*TP*GP*AP*CP*CP*AP*GP*(C38)P*TP*GP*GP*TP*C)-3') ; × 2 water × 4 Consistent with all polymers

Other States of the Same Protein in the Database

Monomer
3ksk 3ksk

2 assemblies

Homodimer
1h56 1k0z 1ni0 1ni0 1pvu

5 assemblies

Homotetramer
3ksk

1 assemblies

Other homooligomers

None

Heteromeric or nucleic-acid complex
1eyu 1f0o 1pvi 2pvi 3pvi

5 assemblies

View Construct and Data Evidence
UniProt name T2P2_PROVU
Isoform —
PDB entities 2
Chains and sequence ranges Author chain A； PDBConstruct 1–157； UniProt 1–157 Author chain B； PDBConstruct 1–157； UniProt 1–157

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_id2pvi
Deposition date deposition_date1998-11-01
Structure title titlePVUII ENDONUCLEASE COMPLEXED TO AN IODINATED COGNATE DNA
Keywords keywordsCOMPLEX (RESTRICTION ENDONUCLEASE-DNA), HYDROLASE-DNA COMPLEX; HYDROLASE/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.

2pvi__assembly_1__model_1

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

Download this curve (.dat)

2pvi__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.

2pvi__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）21.28 Å
Rg (electron density)20.84 Å
Total Rg21.53 Å
Atom count3109
Residues336
Excluded volume53464 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2pvi__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) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2pvia_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.52 — Restriction endonuclease-like
Superfamily Superfamily superfamilyc.52.1 — Restriction endonuclease-like
Family Family familyc.52.1.6 — Restriction endonuclease PvuII
Domain ID domain_idd2pvib_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.52 — Restriction endonuclease-like
Superfamily Superfamily superfamilyc.52.1 — Restriction endonuclease-like
Family Family familyc.52.1.6 — Restriction endonuclease PvuII

CATH v4.4 (2 domains)

Domain ID domain_id2pviA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology210 — PvuII Endonuclease; Chain A
Homologous superfamily homologous superfamily10 — PVUII Endonuclease, subunit A
Domain ID domain_id2pviB00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology210 — PvuII Endonuclease; Chain A
Homologous superfamily homologous superfamily10 — PVUII Endonuclease, subunit A
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7. Citations (3)