4U87

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Rep_2_C	e4u87A2	A: alpha arrays	X: HTH	H: Replication protein RepB C-terminal domain (From Topology)	T: Replication protein RepB C-terminal domain	F: Rep_2_C	ECOD (1.6)
A	Rep_2	e4u87A1	A: a+b two layers	X: Alpha-beta plaits	H: Origin of replication-binding domains	T: Origin of replication-binding domains	F: Rep_2	ECOD (1.6)
B	Rep_2_C	e4u87B2	A: alpha arrays	X: HTH	H: Replication protein RepB C-terminal domain (From Topology)	T: Replication protein RepB C-terminal domain	F: Rep_2_C	ECOD (1.6)
B	Rep_2	e4u87B1	A: a+b two layers	X: Alpha-beta plaits	H: Origin of replication-binding domains	T: Origin of replication-binding domains	F: Rep_2	ECOD (1.6)
C	Rep_2_C	e4u87C2	A: alpha arrays	X: HTH	H: Replication protein RepB C-terminal domain (From Topology)	T: Replication protein RepB C-terminal domain	F: Rep_2_C	ECOD (1.6)
C	Rep_2	e4u87C1	A: a+b two layers	X: Alpha-beta plaits	H: Origin of replication-binding domains	T: Origin of replication-binding domains	F: Rep_2	ECOD (1.6)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.1310.30	Alpha Beta	3-Layer(aba) Sandwich	Replication Protein E1	Chain: A,	CATH (4.3.0)
A	1.10.10.1480	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Plasmid replication protein	CATH (4.3.0)
B	3.40.1310.30	Alpha Beta	3-Layer(aba) Sandwich	Replication Protein E1	Chain: A,	CATH (4.3.0)
B	1.10.10.1480	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Plasmid replication protein	CATH (4.3.0)
C	3.40.1310.30	Alpha Beta	3-Layer(aba) Sandwich	Replication Protein E1	Chain: A,	CATH (4.3.0)
C	1.10.10.1480	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Plasmid replication protein	CATH (4.3.0)

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF01719	Plasmid replication protein (Rep_2)	Plasmid replication protein	-	Family

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Replication protein RepB	DNA binding binding organic cyclic compound binding nucleic acid binding identical protein binding protein binding isomerase activity catalytic activity, acting on DNA DNA topoisomerase activity catalytic activity, acting on a nucleic acid catalytic activity	nucleobase-containing compound metabolic process organic cyclic compound metabolic process DNA replication organic substance metabolic process metabolic process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process	intracellular anatomical structure extrachromosomal circular DNA cellular anatomical entity extrachromosomal DNA