5LN4

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)
AEUF07756e5ln4A1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Common fold of diphtheria toxin/transcription factors/cytochrome fF: EUF07756ECOD (1.6)
BEUF07756e5ln4B1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Common fold of diphtheria toxin/transcription factors/cytochrome fF: EUF07756ECOD (1.6)
CEUF07756e5ln4C1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Common fold of diphtheria toxin/transcription factors/cytochrome fF: EUF07756ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

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