Annotations: 4XUL

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF21657	e4xulA1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Nucleotidyl transferase L544 helical domain (From Topology)	T: Nucleotidyl transferase L544 helical domain	F: PF21657	ECOD (1.6)
A	PF21655	e4xulA2	A: a+b three layers	X: Nucleotidyltransferase-like	H: Nucleotidyltransferase (From Topology)	T: Nucleotidyltransferase	F: PF21655	ECOD (1.6)

Chains	Accession	Name	Description	Comments	Source
A	PF21655	L544, nucleotidyltransferase domain (L544_NTransf)	L544, nucleotidyltransferase domain	This is the nucleotidyltransferase domain found in uncharacterised proteins from virus, such as L544 from Acanthamoeba polyphaga mimivirus.	Domain
A	PF21657	Nucleotidyl transferase L544, helical domain (L544_helical)	Nucleotidyl transferase L544, helical domain	This is the helical domain found at the C-terminal of the nucleotidyltransferase L544 from Acanthamoeba polyphaga mimivirus.	Domain

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	mg662	binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding organic cyclic compound binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding organic cyclic compound binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding cation binding metal ion binding	-	-