2YXQ
The plug domain of the SecY protein stablizes the closed state of the translocation channel and maintains a membrane seal
External Resource: Annotation
- Domain Annotation: SCOP/SCOPe Classification
- Domain Annotation: SCOP2 Classification
- Domain Annotation: ECOD Classification
- Domain Annotation: CATH
- Protein Family Annotation
- Gene Ontology: Gene Product Annotation
- InterPro: Protein Family Classification
- Membrane Protein Annotation: OPM
- Membrane Protein Annotation: PDBTM
- Membrane Protein Annotation: MemProtMD
- Membrane Protein Annotation: mpstruc
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Chains | Domain Info | Class | Fold | Superfamily | Family | Domain | Species | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
B | d2yxqb1 | Membrane and cell surface proteins and peptides | Single transmembrane helix | Preprotein translocase SecE subunit | Preprotein translocase SecE subunit | Preprotein translocase SecE subunit | (Methanocaldococcus jannaschii ) [TaxId: 2190 ], | SCOPe (2.08) |
C | d2yxqc1 | Membrane and cell surface proteins and peptides | Transmembrane helix hairpin | Sec-beta or SecG subunit of protein translocation channel | Sec-beta subunit | Sec-beta subunit | (Methanocaldococcus jannaschii ) [TaxId: 2190 ], | SCOPe (2.08) |
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
---|---|---|---|---|---|
A | SCOP2B Superfamily | SecY-like | 8040629 | 3000333 | SCOP2B (2022-06-29) |
B | SCOP2B Superfamily | Protein translocase subunit SecE-like | 8040630 | 3002174 | SCOP2B (2022-06-29) |
C | SCOP2B Superfamily | Sec-beta subunit | 8040632 | 3000289 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
A | SecY | e2yxqA2 | A: alpha complex topology | X: Preprotein translocase SecY subunit (From Topology) | H: Preprotein translocase SecY subunit (From Topology) | T: Preprotein translocase SecY subunit | F: SecY | ECOD (1.6) |
B | SecE_1 | e2yxqB1 | A: extended segments | X: Preprotein translocase SecE subunit (From Topology) | H: Preprotein translocase SecE subunit (From Topology) | T: Preprotein translocase SecE subunit | F: SecE_1 | ECOD (1.6) |
C | Sec61_beta | e2yxqC1 | A: extended segments | X: Sec-beta subunit (From Topology) | H: Sec-beta subunit (From Topology) | T: Sec-beta subunit | F: Sec61_beta | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
---|---|---|---|---|---|---|
A | 1.10.3370.10 | Mainly Alpha | Orthogonal Bundle | Preprotein translocase SecY subunit | SecY subunit domain | CATH (4.3.0) |
B | 1.20.5.820 | Mainly Alpha | Up-down Bundle | Single alpha-helices involved in coiled-coils or other helix-helix interfaces | Preprotein translocase SecE subunit | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
PF10559 | Plug domain of Sec61p (Plug_translocon) | Plug domain of Sec61p | The Sec61/SecY translocon mediates translocation of proteins across the membrane and integration of membrane proteins into the lipid bilayer. The structure of the translocon revealed a plug domain blocking the pore on the lumenal side.The plug is unl ... | Domain | |
PF00344 | SecY (SecY) | SecY | - | Family | |
PF00584 | SecE/Sec61-gamma subunits of protein translocation complex (SecE) | SecE/Sec61-gamma subunits of protein translocation complex | - | Family | |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Chains | Accession | Name | Type |
---|---|---|---|
IPR002208 | SecY/SEC61-alpha family | Family | |
IPR030659 | SecY conserved site | Conserved Site | |
IPR026593 | Protein translocase subunit SecY | Family | |
IPR019561 | Translocon Sec61/SecY, plug domain | Domain | |
IPR023201 | SecY domain superfamily | Homologous Superfamily | |
IPR008158 | Protein translocase SEC61 complex, gamma subunit | Family | |
IPR001901 | Protein translocase complex, SecE/Sec61-gamma subunit | Family | |
IPR023391 | Protein translocase SecE domain superfamily | Homologous Superfamily | |
IPR016482 | Protein transport protein SecG/Sec61-beta/Sbh | Family | |
IPR023531 | Preprotein translocase subunit SecG | Family |
Membrane Protein Annotation: OPM OPM Database Homepage
Chains | External Link | Type | Class | Superfamily | Family |
---|---|---|---|---|---|
OPM | Transmembrane | Alpha-helical polytopic | General secretory pathway (Sec) | Protein translocase |
Membrane Protein Annotation: PDBTM PDBTM Database Homepage
Chains | External Link | Comment |
---|---|---|
PDBTM | Annotated as membrane protein by PDBTM |
Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage
Chains | External Link | Comment |
---|---|---|
MemProtMD | Annotated as membrane protein by MemProtMD |
Membrane Protein Annotation: mpstruc mpstruc Database Homepage
Chains | Resource Link | Group | Subgroup | Protein |
---|---|---|---|---|
mpstruc | TRANSMEMBRANE PROTEINS: ALPHA-HELICAL | Sec, Translocase, and Insertase Proteins | SecYEβ translocon with full-plug (TM2a) deletion |