5a6u

Native mammalian ribosome-bound Sec61 protein-conducting channel in the 'non-inserting' state

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

SEC61A

OrganismNot specified

UniProt P38377

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 3 SEC61B × 1 (P60467) SEC61G × 1 (P60058) Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name S61A1_CANFA
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–451; UniProt 26–476

SEC61B

OrganismNot specified

UniProt P60467

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 3 SEC61A × 1 (P38377) SEC61G × 1 (P60058) Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name SC61B_CANFA
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–36; UniProt 61–96

SEC61G

OrganismNot specified

UniProt P60058

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 3 SEC61A × 1 (P38377) SEC61B × 1 (P60467) Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name SC61G_CANFA
Isoform —
PDB entities 3
Chains and sequence ranges Author chain G; PDBConstruct 1–62; UniProt 7–68

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_id5a6u
Deposition date deposition_date2015-07-01
Structure title titleNative mammalian ribosome-bound Sec61 protein-conducting channel in the 'non-inserting' state
Keywords keywordsTRANSLATION, RIBOSOME, SEC61, TRANSLOCON, ENDOPLASMIC RETICULUM, CRYOELECTRON TOMOGRAPHY, SUBTOMOGRAM ANALYSIS; TRANSLATION
Experimental Method methodELECTRON MICROSCOPY
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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.

5a6u__assembly_1__model_1

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

Download this curve (.dat)

5a6u__assembly_1__model_1 | I(q)

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

5a6u__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)26.63 Å
Rg (electron density)25.48 Å
Total Rg26.46 Å
Atom count7770
Residues494
Excluded volume68468 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 5a6u__assembly_1__model_1 trimeric (3) 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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7. Citations (1)