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6VK0

CryoEM structure of Hrd1-Usa1/Der1/Hrd3 of the flipped topology

Functional Information from GO Data
ChainGOidnamespacecontents
C0000839cellular_componentHrd1p ubiquitin ligase ERAD-L complex
C0005047molecular_functionsignal recognition particle binding
C0005515molecular_functionprotein binding
C0005789cellular_componentendoplasmic reticulum membrane
C0006515biological_processprotein quality control for misfolded or incompletely synthesized proteins
C0006950biological_processresponse to stress
C0015031biological_processprotein transport
C0030968biological_processendoplasmic reticulum unfolded protein response
C0030970biological_processretrograde protein transport, ER to cytosol
C0036503biological_processERAD pathway
C0051787molecular_functionmisfolded protein binding
C0070843biological_processmisfolded protein transport
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues41
DetailsTransmembrane: {"description":"Helical","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues3
DetailsTopological domain: {"description":"Extracellular","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues38
DetailsTransmembrane: {"description":"Helical; Name=1","evidences":[{"source":"PubMed","id":"32327568","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues72
DetailsTopological domain: {"description":"Lumenal","evidences":[{"source":"PubMed","id":"32327568","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues44
DetailsTransmembrane: {"description":"Helical; Name=2","evidences":[{"source":"PubMed","id":"32327568","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues60
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"32327568","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues32
DetailsTransmembrane: {"description":"Helical; Name=3","evidences":[{"source":"PubMed","id":"32327568","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues37
DetailsTransmembrane: {"description":"Helical; Name=4","evidences":[{"source":"PubMed","id":"32327568","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues36
DetailsTransmembrane: {"description":"Helical; Name=5","evidences":[{"source":"PubMed","id":"32327568","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues44
DetailsTransmembrane: {"description":"Helical; Name=6","evidences":[{"source":"PubMed","id":"32327568","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues36
DetailsRepeat: {"description":"Sel1-like 1"}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues35
DetailsRepeat: {"description":"Sel1-like 3"}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues32
DetailsRepeat: {"description":"Sel1-like 4"}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues43
DetailsRepeat: {"description":"Sel1-like 5"}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues31
DetailsRepeat: {"description":"Sel1-like 6"}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues35
DetailsRepeat: {"description":"Sel1-like 7"}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues5
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI18
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=7","evidences":[{"source":"PubMed","id":"32327568","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI19
Number of Residues17
DetailsTransmembrane: {"description":"Helical; Name=8","evidences":[{"source":"PubMed","id":"32327568","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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