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1rzn

Crystal Structure of Penicillin-binding protein-related factor A from Bacillus Subtilis.

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

Recombination protein U

Bacillus subtilis

UniProt P39792

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 2 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
1rzn 1zp7

2 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
5fdk 5fdk

2 assemblies

View Construct and Data Evidence
UniProt name RECU_BACSU
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–205； UniProt 2–206 Author chain B； PDBConstruct 1–205； UniProt 2–206

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_id1rzn
Deposition date deposition_date2003-12-24
Structure title titleCrystal Structure of Penicillin-binding protein-related factor A from Bacillus Subtilis.
Keywords keywords;DNA repair, DNA recombination, Structural Genomics, PSI, Protein Structure Initiative, New York SGX Research Center for Structural Genomics, NYSGXRC, DNA BINDING PROTEIN ;; DNA BINDING PROTEIN
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.

1rzn__assembly_1__model_1

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

Download this curve (.dat)

1rzn__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.

1rzn__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）22.02 Å
Rg (electron density)21.00 Å
Total Rg21.99 Å
Atom count2527
Residues300
Excluded volume45037 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1rzn__assembly_1__model_1 dimeric （2） 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 (2)

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1rzna_
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.52.1.28 — RecU-like
Domain ID domain_idd1rznb_
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.52.1.28 — RecU-like

CATH v4.4 (2 domains)

Domain ID domain_id1rznA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology1350 — Trna Endonuclease; Chain: A, domain 1
Homologous superfamily homologous superfamily10 —
Domain ID domain_id1rznB00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology1350 — Trna Endonuclease; Chain: A, domain 1
Homologous superfamily homologous superfamily10 —
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7. Citations (1)