1dd5

CRYSTAL STRUCTURE OF THERMOTOGA MARITIMA RIBOSOME RECYCLING FACTOR, RRF

Method: X-RAY DIFFRACTION

1. Protein Identity and Related Structures Protein Identity & Related Structures

RIBOSOME RECYCLING FACTOR

Thermotoga maritima

UniProt Q9X1B9

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 ACETIC ACID × 2 water × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name RRF_THEMA
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–185; UniProt 1–185

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.

2. Structure Basics 2. Structure Basics

Entry ID entry_id1dd5
Deposition date deposition_date1999-11-08
Structure title titleCRYSTAL STRUCTURE OF THERMOTOGA MARITIMA RIBOSOME RECYCLING FACTOR, RRF
Keywords keywordsTHREE-HELIX BUNDLE, BETA-ALPHA-BETA SANDWICH, RIBOSOME; RIBOSOME
Experimental Method methodX-RAY DIFFRACTION

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.

1dd5__assembly_1__model_1

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

Download this curve (.dat)

1dd5__assembly_1__model_1 | I(q)

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

1dd5__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)22.72 Å
Rg (electron density)22.21 Å
Total Rg22.81 Å
Atom count1512
Residues184
Excluded volume27372 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1dd5__assembly_1__model_1 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download

4. Crystallography and Experiment 4. Crystallography & Experiment

5. Entities and Polymers Entities & Polymers (3)

6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1dd5a_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.67 — RRF/tRNA synthetase additional domain-like
Superfamily Superfamily superfamilyd.67.3 — Ribosome recycling factor, RRF
Family Family familyd.67.3.1 — Ribosome recycling factor, RRF

CATH v4.4 (2 domains)

Domain ID domain_id1dd5A01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology132 — Topoisomerase I; Chain A, domain 4
Homologous superfamily homologous superfamily20 — Ribosome-recycling factor
Domain ID domain_id1dd5A02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1360 — Gyrase A; domain 2
Homologous superfamily homologous superfamily40

7. Citations (3)