1KN9 | pdb_00001kn9

CRYSTAL STRUCTURE OF A BACTERIAL SIGNAL PEPTIDASE APO-ENZYME, IMPLICATIONS FOR SIGNAL PEPTIDE BINDING AND THE SER-LYS DYAD MECHANISM.

External Resource: Annotation


Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
Dd1kn9d_ All beta proteins LexA/Signal peptidase LexA/Signal peptidase Type 1 signal peptidase Type 1 signal peptidase (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
Cd1kn9c_ All beta proteins LexA/Signal peptidase LexA/Signal peptidase Type 1 signal peptidase Type 1 signal peptidase (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
Bd1kn9b_ All beta proteins LexA/Signal peptidase LexA/Signal peptidase Type 1 signal peptidase Type 1 signal peptidase (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)
Ad1kn9a_ All beta proteins LexA/Signal peptidase LexA/Signal peptidase Type 1 signal peptidase Type 1 signal peptidase (Escherichia coli K-12 ) [TaxId: 83333 ], SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
DSCOP2B SuperfamilyLexA/Signal peptidase-like 8043153 3000103 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyLexA/Signal peptidase-like 8043153 3000103 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyLexA/Signal peptidase-like 8043153 3000103 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyLexA/Signal peptidase-like 8043153 3000103 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
DPiwi,ArgoMide1kn9D2 A: a/b three-layered sandwichesX: YrdC/RibBH: SH3T: SH3F: Piwi,ArgoMidECOD (v294.1)
CPDZ_2e1kn9C1 A: a/b three-layered sandwichesX: Phage tail fiber protein trimerization domainH: beta-Prism IT: beta-Prism IF: PDZ_2ECOD (v294.1)
BPDZ_2e1kn9B1 A: a/b three-layered sandwichesX: Phage tail fiber protein trimerization domainH: beta-Prism IT: beta-Prism IF: PDZ_2ECOD (v294.1)
APDZ_2e1kn9A1 A: a/b three-layered sandwichesX: Phage tail fiber protein trimerization domainH: beta-Prism IT: beta-Prism IF: PDZ_2ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
D2.10.109.10 Mainly Beta Ribbon Umud Fragment, subunit A Umud Fragment, subunit ACATH (4.3.0)
D2.170.230.10 Mainly Beta Beta Complex Signal Peptidase I Chain: A, domain 2CATH (4.3.0)
C2.10.109.10 Mainly Beta Ribbon Umud Fragment, subunit A Umud Fragment, subunit ACATH (4.3.0)
C2.170.230.10 Mainly Beta Beta Complex Signal Peptidase I Chain: A, domain 2CATH (4.3.0)
B2.10.109.10 Mainly Beta Ribbon Umud Fragment, subunit A Umud Fragment, subunit ACATH (4.3.0)
B2.170.230.10 Mainly Beta Beta Complex Signal Peptidase I Chain: A, domain 2CATH (4.3.0)
A2.10.109.10 Mainly Beta Ribbon Umud Fragment, subunit A Umud Fragment, subunit ACATH (4.3.0)
A2.170.230.10 Mainly Beta Beta Complex Signal Peptidase I Chain: A, domain 2CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, B, C, D
Signal peptidase I

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, B, C, D
IPR019533Peptidase S26Domain
A, B, C, D
IPR019766Signal peptidase I, all-beta subdomainHomologous Superfamily
A, B, C, D
IPR019756Peptidase S26A, signal peptidase I, serine active siteActive Site
A, B, C, D
IPR019758Peptidase S26A, signal peptidase I, conserved siteConserved Site
A, B, C, D
IPR019757Peptidase S26A, signal peptidase I, lysine active siteActive Site
A, B, C, D
IPR036286LexA/Signal peptidase-like superfamilyHomologous Superfamily
A, B, C, D
IPR000223Peptidase S26A, signal peptidase IFamily

Membrane Protein Annotation: OPM OPM Database Homepage

ChainsExternal LinkTypeClassSuperfamilyFamily
A, B, C, D
OPMTransmembraneAlpha-helical polytopicPeptidase SFPeptidase S26

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

ChainsResource LinkGroupSubgroupProtein
A, B, C, D
mpstrucMONOTOPIC MEMBRANE PROTEINSPeptidasesLepB Signal Peptidase (SPase), apoprotein