Annotations: 4XPZ

Structure of fission yeast RNA polymerase II CTD phosphatase Fcp1-R271A bound to aluminum fluoride

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Arf	e4xpzA2	A: alpha arrays	X: OB-fold	H: Rossmann-related	T: FAD/NAD(P)-binding domain	F: Arf	ECOD (v295.2)
A		e4xpzA3	A: alpha arrays	X: Alpha helical domain of ribonucleotide reductases	H: Alpha helical domain of ribonucleotide reductases	T: Alpha helical domain of ribonucleotide reductases	F:	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.1000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HAD superfamily/HAD-like	CATH (4.3.0)
A	1.10.287.10	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	S15/NS1, RNA-binding	CATH (4.3.0)
A	3.40.50.10190	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	BRCT domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF03031	NLI interacting factor-like phosphatase (NIF)	NLI interacting factor-like phosphatase	-	Family
A	PF12738	twin BRCT domain (PTCB-BRCT)	twin BRCT domain	This is a BRCT domain that appears in duplicate in most member sequences. BRCT domains are peptide- and phosphopeptide-binding modules. BRCT domains are present in a number of proteins involved in DNA checkpoint controls and DNA repair [1,2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	RNA polymerase II subunit A C-terminal domain phosphatase	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	regulation of biological process signaling biological regulation	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR004274	FCP1 homology domain	Domain
A	IPR040078	CTD small RNA polymerase II polypeptide A phosphatase-like	Family
A	IPR001357	BRCT domain	Domain
A	IPR011947	FCP1-like phosphatase, phosphatase domain	Domain
A	IPR036412	HAD-like superfamily	Homologous Superfamily
A	IPR023214	HAD superfamily	Homologous Superfamily
A	IPR036420	BRCT domain superfamily	Homologous Superfamily
A	IPR039189	CTD phosphatase Fcp1	Family