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3sdm

Structure of oligomeric kinase/RNase Ire1 in complex with an oligonucleotide

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

Serine/threonine-protein kinase/endoribonuclease IRE1

Saccharomyces cerevisiae

UniProt P32361

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 14 No other associated polymer Consistent with protein count
2 Protein homooligomer Homooligomer Protein 2 No other associated polymer Consistent with protein count
3 Protein homooligomer Homooligomer Protein 2 No other associated polymer Consistent with protein count
4 Protein homooligomer Homooligomer Protein 2 No other associated polymer Consistent with protein count
5 Protein homooligomer Homooligomer Protein 2 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
2rio 3fbv 3fbv 3fbv 3fbv 3fbv 3fbv 3fbv 3lj0 3lj1 3lj1 3lj2

24 assemblies; showing the first 12

Homotetramer

None

Other homooligomers
3fbv 3sdj 3sdm

3 assemblies

Heteromeric or nucleic-acid complex
2be1

1 assemblies

View Construct and Data Evidence
UniProt name IRE1_YEAST
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 2–448； UniProt 641–1115 Author chain B； PDBConstruct 2–448； UniProt 641–1115 Author chain C； PDBConstruct 2–448； UniProt 641–1115 Author chain D； PDBConstruct 2–448； UniProt 641–1115 Author chain E； PDBConstruct 2–448； UniProt 641–1115 Author chain F； PDBConstruct 2–448； UniProt 641–1115 Author chain G； PDBConstruct 2–448； UniProt 641–1115

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_id3sdm
Deposition date deposition_date2011-06-09
Structure title titleStructure of oligomeric kinase/RNase Ire1 in complex with an oligonucleotide
Keywords keywords;kinase, RNase, ribonuclease, Hac1, XBP1, splicing, RNA, UPR, unfolded protein response, oligomer, complex, oligonucleotide, TRANSFERASE, HYDROLASE ;; TRANSFERASE, HYDROLASE
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.

3sdm__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

3sdm__assembly_2__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

3sdm__assembly_2__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）30.85 Å
Rg (electron density)29.74 Å
Total Rg30.53 Å
Atom count6798
Residues830
Excluded volume121660 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 3sdm__assembly_1__model_1 tetradecameric （14） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 3sdm__assembly_2__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
3 1 3sdm__assembly_3__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
4 1 3sdm__assembly_4__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
5 1 3sdm__assembly_5__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 (1)

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7. Citations (2)