Annotations: 2HO1

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	PCNA_N	e2ho1B1	A: a/b three-layered sandwiches	X: HTH	H: Nudix	T: winged helix domain	F: PCNA_N	ECOD (v294.1)
A	PCNA_N	e2ho1A1	A: a/b three-layered sandwiches	X: HTH	H: Nudix	T: winged helix domain	F: PCNA_N	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.25.40.10	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Tetratricopeptide repeat domain	CATH (4.3.0)
A	1.25.40.10	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Tetratricopeptide repeat domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF13424	Tetratricopeptide repeat (TPR_12)	Tetratricopeptide repeat	-	Repeat
A, B	PF13414	TPR repeat (TPR_11)	TPR repeat	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Type 4 fimbrial biogenesis protein PilF	TPR domain binding protein binding binding protein domain specific binding	localization secretion transport establishment of localization cellular process type IV pilus-dependent motility cell motility cellular component biogenesis cellular component organization cellular component assembly cell projection organization pilus assembly cellular component organization or biogenesis pilus organization localization secretion transport establishment of localization cellular process type IV pilus-dependent motility cell motility cellular component biogenesis cellular component organization cellular component assembly cell projection organization pilus assembly cellular component organization or biogenesis pilus organization cell projection assembly type IV pilus assembly	cell outer membrane cellular anatomical structure external encapsulating structure extracellular region membrane cell envelope outer membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR011990	Tetratricopeptide-like helical domain superfamily	Homologous Superfamily
A, B	IPR019734	Tetratricopeptide repeat	Repeat
A, B	IPR013360	Pilus biogenesis/stability type IV, PilW	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.