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2YXR

The plug domain of the SecY protein stablizes the closed state of the translocation channel and maintains a membrane seal

Functional Information from GO Data
ChainGOidnamespacecontents
A0005048molecular_functionsignal sequence binding
A0005886cellular_componentplasma membrane
A0006605biological_processprotein targeting
A0006616biological_processSRP-dependent cotranslational protein targeting to membrane, translocation
A0008320molecular_functionprotein transmembrane transporter activity
A0015031biological_processprotein transport
A0016020cellular_componentmembrane
A0065002biological_processintracellular protein transmembrane transport
B0005886cellular_componentplasma membrane
B0006605biological_processprotein targeting
B0006886biological_processintracellular protein transport
B0008320molecular_functionprotein transmembrane transporter activity
B0009306biological_processprotein secretion
B0015031biological_processprotein transport
B0016020cellular_componentmembrane
B0065002biological_processintracellular protein transmembrane transport
C0005886cellular_componentplasma membrane
C0015031biological_processprotein transport
C0016020cellular_componentmembrane
Functional Information from PROSITE/UniProt
site_idPS00318
Number of Residues8
DetailsHMG_COA_REDUCTASE_2 Hydroxymethylglutaryl-coenzyme A reductases signature 2. IGaLGGGT
ChainResidueDetails
AILE395-THR402

site_idPS00755
Number of Residues20
DetailsSECY_1 Protein secY signature 1. TLItLGIgPIVtAGIIMQLL
ChainResidueDetails
ATHR69-LEU88

site_idPS00756
Number of Residues18
DetailsSECY_2 Protein secY signature 2. YLdEiVSky.GIGSGiGLF
ChainResidueDetails
ATYR156-PHE173

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues17
DetailsTransmembrane: {"description":"Helical; Name=Helix 1"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues70
DetailsTopological domain: {"description":"Extracellular"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues18
DetailsIntramembrane: {"description":"Helical; Name=Helix 2B"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues104
DetailsTopological domain: {"description":"Cytoplasmic"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues18
DetailsTransmembrane: {"description":"Helical; Name=Helix 3"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=Helix 4"}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues22
DetailsTransmembrane: {"description":"Helical; Name=Helix 5"}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues17
DetailsTransmembrane: {"description":"Helical; Name=Helix 6"}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues21
DetailsTransmembrane: {"description":"Helical; Name=Helix 7"}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues18
DetailsTransmembrane: {"description":"Helical; Name=Helix 8"}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues14
DetailsTransmembrane: {"description":"Helical; Name=Helix 9"}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues13
DetailsTransmembrane: {"description":"Helical; Name=Helix 10"}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues6
DetailsSite: {"description":"Pore ring"}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues43
DetailsTransmembrane: {"description":"Helical"}
ChainResidueDetails

239803

PDB entries from 2025-08-06

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