2Q7U | pdb_00002q7u

Crystal Structure of the F plasmid TraI Relaxase Domain with the Scissile Thymidine Base and Imidodiphosphate

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Origin of replication-binding domain, RBD-like	8038183	3001937	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Origin of replication-binding domain, RBD-like	8038183	3001937	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B		e2q7uB1	A: HTH	X: HTH	H: tetra-helical, lambda repressor-like	T: Redoxin	F:	ECOD (20:10:01)
A		e2q7uA1	A: HTH	X: HTH	H: tetra-helical, lambda repressor-like	T: Redoxin	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	6.10.250.110	Special	Helix non-globular	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
A	6.10.250.110	Special	Helix non-globular	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Protein traI	nucleic acid conformation isomerase activity isomerase activity DNA helicase activity catalytic activity, acting on a nucleic acid helicase activity ATP-dependent activity ATP-dependent activity, acting on DNA catalytic activity, acting on DNA 5'-3' DNA helicase activity catalytic activity macromolecular conformation isomerase activity binding adenyl ribonucleotide binding nucleotide binding nucleic acid conformation isomerase activity isomerase activity DNA helicase activity catalytic activity, acting on a nucleic acid helicase activity ATP-dependent activity ATP-dependent activity, acting on DNA catalytic activity, acting on DNA 5'-3' DNA helicase activity catalytic activity macromolecular conformation isomerase activity binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding DNA binding nucleic acid binding DNA topoisomerase type I (single strand cut, ATP-independent) activity DNA topoisomerase activity pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides cation binding metal ion binding	-	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR014862	TrwC relaxase	Domain
A, B	IPR040987	TraI, N-terminal subdomain	Domain
A, B	IPR014059	TraI/TrwC, conjugative relaxase domain	Domain
A, B	IPR009767	DNA helicase, TraI type, C-terminal	Domain
A, B	IPR014129	Conjugative transfer relaxase protein TraI	Family
A, B	IPR040668	TraI, 2B/2B-like domain	Domain
A, B	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A, B	IPR054558	TraI, helicase-associated ssDBD, N-terminal	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.