6IBP

Structure of a psychrophilic CCA-adding enzyme at room temperature in ChipX microfluidic device

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	Lipase_chap,PolyA_pol_RNAbd	e6ibpA1	A: alpha complex topology	X: PDEase-like	H: Poly A polymerase C-terminal region-like (From Topology)	T: Poly A polymerase C-terminal region-like	F: Lipase_chap,PolyA_pol_RNAbd	ECOD (1.6)
A	PolyA_pol	e6ibpA2	A: a+b three layers	X: Nucleotidyltransferase-like	H: Nucleotidyltransferase (From Topology)	T: Nucleotidyltransferase	F: PolyA_pol	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.460.10	Alpha Beta	2-Layer Sandwich	Beta Polymerase	domain 2	CATH (utative)
A	1.10.246.80	Mainly Alpha	Orthogonal Bundle	Serum Albumin	Chain A, Domain 1	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF13735	tRNA nucleotidyltransferase domain 2 putative (tRNA_NucTran2_2)	tRNA nucleotidyltransferase domain 2 putative	-	Domain
A	PF12627	Probable RNA and SrmB- binding site of polymerase A (PolyA_pol_RNAbd)	Probable RNA and SrmB- binding site of polymerase A	This region encompasses much of the RNA and SrmB binding motifs on polymerase A.	Domain
A	PF01743	Poly A polymerase head domain (PolyA_pol)	Poly A polymerase head domain	This family includes nucleic acid independent RNA polymerases, such as Poly(A) polymerase, which adds the poly (A) tail to mRNA EC:2.7.7.19. This family also includes the tRNA nucleotidyltransferase that adds the CCA to the 3' of the tRNA EC:2.7.7.25 ...	This family includes nucleic acid independent RNA polymerases, such as Poly(A) polymerase, which adds the poly (A) tail to mRNA EC:2.7.7.19. This family also includes the tRNA nucleotidyltransferase that adds the CCA to the 3' of the tRNA EC:2.7.7.25. This family is part of the nucleotidyltransferase superfamily.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	CCA-adding enzyme	transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups RNA binding binding organic cyclic compound binding nucleic acid binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding cation binding ion binding transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups RNA binding binding organic cyclic compound binding nucleic acid binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding cation binding ion binding metal ion binding	cellular biosynthetic process RNA metabolic process ncRNA processing nucleobase-containing compound metabolic process organic substance metabolic process heterocycle metabolic process tRNA processing organic substance biosynthetic process nitrogen compound metabolic process RNA processing cellular metabolic process cellular nitrogen compound metabolic process primary metabolic process gene expression cellular biosynthetic process RNA metabolic process ncRNA processing nucleobase-containing compound metabolic process organic substance metabolic process heterocycle metabolic process tRNA processing organic substance biosynthetic process nitrogen compound metabolic process RNA processing cellular metabolic process cellular nitrogen compound metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process organic cyclic compound metabolic process biosynthetic process ncRNA metabolic process nucleic acid catabolic process metabolic process cellular process macromolecule metabolic process cellular aromatic compound metabolic process RNA 3'-end processing	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR032810	CCA-adding enzyme, C-terminal	Domain
A	IPR043519	Nucleotidyltransferase superfamily	Homologous Superfamily
A	IPR002646	Poly A polymerase, head domain	Domain
A	IPR032828	tRNA nucleotidyltransferase/poly(A) polymerase, RNA and SrmB- binding domain	Domain

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.