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5A6U

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

Functional Information from GO Data
ChainGOidnamespacecontents
A0005048molecular_functionsignal sequence binding
A0005784cellular_componentSec61 translocon complex
A0005789cellular_componentendoplasmic reticulum membrane
A0006613biological_processcotranslational protein targeting to membrane
A0006616biological_processSRP-dependent cotranslational protein targeting to membrane, translocation
A0008320molecular_functionprotein transmembrane transporter activity
A0015031biological_processprotein transport
A0016020cellular_componentmembrane
A0031204biological_processpost-translational protein targeting to membrane, translocation
A0039019biological_processpronephric nephron development
A0043022molecular_functionribosome binding
A0045047biological_processprotein targeting to ER
A0045048biological_processprotein insertion into ER membrane
B0005784cellular_componentSec61 translocon complex
B0006886biological_processintracellular protein transport
G0005543molecular_functionphospholipid binding
G0005789cellular_componentendoplasmic reticulum membrane
G0006605biological_processprotein targeting
G0006886biological_processintracellular protein transport
G0008320molecular_functionprotein transmembrane transporter activity
G0015031biological_processprotein transport
G0016020cellular_componentmembrane
G0022406biological_processmembrane docking
G0031204biological_processpost-translational protein targeting to membrane, translocation
G0043022molecular_functionribosome binding
G0045047biological_processprotein targeting to ER
G0071261cellular_componentSsh1 translocon complex
Functional Information from PROSITE/UniProt
site_idPS00755
Number of Residues20
DetailsSECY_1 Protein secY signature 1. TLMeLGIsPIVtSGLIMQLL
ChainResidueDetails
ATHR75-LEU94

site_idPS00756
Number of Residues19
DetailsSECY_2 Protein secY signature 2. LLdElLQkgyGLGSGiSLF
ChainResidueDetails
ALEU164-PHE182

site_idPS01067
Number of Residues29
DetailsSECE_SEC61G Protein secE/sec61-gamma signature. FvKDsIrlVkRctKPdrkEfqkiaMATAI
ChainResidueDetails
GPHE14-ILE42

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues223
DetailsTransmembrane: {"description":"Helical","evidences":[{"source":"PubMed","id":"36261528","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7TM3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7TUT","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues85
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"36261528","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7TM3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7TUT","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues53
DetailsTopological domain: {"description":"Lumenal","evidences":[{"source":"PubMed","id":"36261528","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7TM3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7TUT","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsTopological domain: {"description":"Extracellular","evidences":[{"source":"PubMed","id":"36261528","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7TM3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7TUT","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P60059","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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