1iuh

Crystal structure of TT0787 of thermus thermophilus HB8

Method: X-RAY DIFFRACTION

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

;2'-5' RNA Ligase ;

Thermus thermophilus

UniProt Q84CU4

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Q84CU4_THETH
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–198; UniProt 1–198

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_id1iuh
Deposition date deposition_date2002-03-05
Structure title titleCrystal structure of TT0787 of thermus thermophilus HB8
Keywords keywordsthermus thermophilus, Ligase, RIKEN Structural Genomics/Proteomics Initiative, RSGI, Structural Genomics; LIGASE
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.

1iuh__assembly_1__model_1

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

Download this curve (.dat)

1iuh__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.

1iuh__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)18.23 Å
Rg (electron density)16.84 Å
Total Rg18.00 Å
Atom count1481
Residues183
Excluded volume26648 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1iuh__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 (2)

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1iuha_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.61 — LigT-like
Superfamily Superfamily superfamilyd.61.1 — LigT-like
Family Family familyd.61.1.2 — 2'-5' RNA ligase LigT

CATH v4.4 (1 domains)

Domain ID domain_id1iuhA00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1140 — Cyclic Phosphodiesterase; Chain: A,
Homologous superfamily homologous superfamily10 — Cyclic phosphodiesterase

7. Citations (1)