5LN4 | pdb_00005ln4

Crystal structure of self-complemented PsaA, the major subunit of pH 6 antigen from Yersinia pests, in complex with choline

External Resource: Annotation


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
Ce5ln4C1 A: a/b three-layered sandwichesX: cradle loop barrelH: RIFT-relatedT: Alanine racemase-CF:ECOD (v294.1)
Be5ln4B1 A: a/b three-layered sandwichesX: cradle loop barrelH: RIFT-relatedT: Alanine racemase-CF:ECOD (v294.1)
Ae5ln4A1 A: a/b three-layered sandwichesX: cradle loop barrelH: RIFT-relatedT: Alanine racemase-CF:ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
C2.60.40.3590 Mainly Beta Sandwich Immunoglobulin-like CATH (4.3.0)
B2.60.40.3590 Mainly Beta Sandwich Immunoglobulin-like CATH (4.3.0)
A2.60.40.3590 Mainly Beta Sandwich Immunoglobulin-like CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B, C
PF21462Ph 6 antigen (PsaS)Ph 6 antigenThis entry represents the ph 6 antigen (also known as adhesin or antigen 4) from Yersinia pestis, which is part of fimbriae, necessary for full virulence [1,2]. It mediates bacterial attachment to alveolar cells of the lung. Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, B, C
pH 6 antigen,pH 6 antigen- -

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, B, C
IPR053731Fimbrial Structure-Associated Virulence FactorHomologous Superfamily
A, B, C
IPR048725Fimbrial protein MyfA/ph 6 antigenFamily