6QXN | pdb_00006qxn

Crystal structure of the CCA-adding enzyme of a psychrophilic organism in complex with CTP

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
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	Lactamase_B	e6qxnA1	A: alpha bundles	X: Rubredoxin-like	H: Rubredoxin-related	T: Rubredoxin-related	F: Lactamase_B	ECOD (develop294)

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)

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 binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding RNA binding tRNA binding nucleic acid binding cation binding ion binding transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding RNA binding tRNA binding nucleic acid binding cation binding ion binding metal ion binding	RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process tRNA processing metabolic process cellular process RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process biosynthetic process tRNA processing metabolic process cellular process macromolecule metabolic process RNA processing	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR050264	Bacterial CCA-adding enzyme type 3 subfamily	Family
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 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.