Annotations: 4FC8

Crystal structure of transcription regulator protein Rtr1 from Kluyveromyces lactis

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Glucocorticoid receptor-like (DNA-binding domain)	8090555	3000068	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)
B	Gp44-like_2nd	e4fc8B2	A: a/b three-layered sandwiches	X: POZ domain	H: Rossmann-related	T: S-adenosyl-L-methionine-dependent methyltransferases	F: Gp44-like_2nd	ECOD (v294.1)
A	RPAP2_Rtr1	e4fc8A1	A: a/b three-layered sandwiches	X: Regulator of transcription protein Rtr1	H: Regulator of transcription protein Rtr1	T: Regulator of transcription protein Rtr1	F: RPAP2_Rtr1	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.25.40.820	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Rtr1/RPAP2 domain	CATH (4.3.0)
A	1.25.40.820	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Rtr1/RPAP2 domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF04181	Rtr1/RPAP2 family (RPAP2_Rtr1)	Rtr1/RPAP2 family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	transcription protein Rtr1	phosphoric ester hydrolase activity phosphoprotein phosphatase activity protein serine/threonine phosphatase activity RNA polymerase II CTD heptapeptide repeat modifying activity catalytic activity, acting on a protein RNA polymerase II CTD heptapeptide repeat phosphatase activity hydrolase activity, acting on ester bonds phosphatase activity hydrolase activity catalytic activity RNA polymerase binding protein binding binding RNA polymerase core enzyme binding phosphoric ester hydrolase activity phosphoprotein phosphatase activity protein serine/threonine phosphatase activity RNA polymerase II CTD heptapeptide repeat modifying activity catalytic activity, acting on a protein RNA polymerase II CTD heptapeptide repeat phosphatase activity hydrolase activity, acting on ester bonds phosphatase activity hydrolase activity catalytic activity RNA polymerase binding protein binding binding RNA polymerase core enzyme binding enzyme binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding	-	cellular anatomical structure intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR007308	Rtr1/RPAP2 domain	Domain
A, B	IPR039693	Rtr1/RPAP2	Family
A, B	IPR038534	Rtr1/RPAP2 domain superfamily	Homologous Superfamily

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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.