Annotations: 2YKQ

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2B Superfamily	L1ORF1p CTD-like	8052163	3002096	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	RNA-binding domain, RBD	8052166	3000110	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	L1 transposable element trimerization domain-like	8052169	3002097	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	L1 transposable element trimerization domain-like	8052169	3002097	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	L1ORF1p CTD-like	8052163	3002096	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	RNA-binding domain, RBD	8052166	3000110	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	L1ORF1p CTD-like	8052163	3002096	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	L1 transposable element trimerization domain-like	8052169	3002097	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	RNA-binding domain, RBD	8052166	3000110	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)
C	Trypsin_2	e2ykqC7	A: a/b three-layered sandwiches	X: Fusion glycoprotein F2	H: HTH	T: winged helix domain	F: Trypsin_2	ECOD (v294.1)
B	Trypsin_2	e2ykqB10	A: a/b three-layered sandwiches	X: Fusion glycoprotein F2	H: HTH	T: winged helix domain	F: Trypsin_2	ECOD (v294.1)
A	Trypsin_2	e2ykqA10	A: a/b three-layered sandwiches	X: Fusion glycoprotein F2	H: HTH	T: winged helix domain	F: Trypsin_2	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	1.20.5.390	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	L1 transposable element, trimerization domain	CATH (4.3.0)
C	3.30.70.1820	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	L1 transposable element, RRM domain	CATH (4.3.0)
C	3.30.250.20	Alpha Beta	2-Layer Sandwich	Rec A Protein	domain 2	CATH (4.3.0)
B	1.20.5.390	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	L1 transposable element, trimerization domain	CATH (4.3.0)
B	3.30.70.1820	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	L1 transposable element, RRM domain	CATH (4.3.0)
B	3.30.250.20	Alpha Beta	2-Layer Sandwich	Rec A Protein	domain 2	CATH (4.3.0)
A	1.20.5.390	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	L1 transposable element, trimerization domain	CATH (4.3.0)
A	3.30.70.1820	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	L1 transposable element, RRM domain	CATH (4.3.0)
A	3.30.250.20	Alpha Beta	2-Layer Sandwich	Rec A Protein	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF02994	L1 transposable element RBD-like domain (Transposase_22)	L1 transposable element RBD-like domain	This entry represents the RBD-like domain.	Domain
A, B, C	PF17490	L1 transposable element dsRBD-like domain (Tnp_22_dsRBD)	L1 transposable element dsRBD-like domain	This entry represents the double stranded RNA-binding-like domain.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	LINE-1 ORF1P	binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding RNA binding nucleic acid binding single-stranded RNA binding identical protein binding protein binding DNA binding single-stranded DNA binding	cellular process transposition retrotransposition	intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle cytoplasmic ribonucleoprotein granule intracellular membraneless organelle cytoplasm supramolecular complex ribonucleoprotein granule membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle cytoplasmic ribonucleoprotein granule intracellular membraneless organelle cytoplasm supramolecular complex ribonucleoprotein granule membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle nucleolus intracellular organelle lumen organelle lumen nuclear lumen cytoplasmic stress granule protein-containing complex ribonucleoprotein complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR035301	L1 transposable element, trimerization domain	Domain
A, B, C	IPR043636	L1 transposable element, RRM domain	Domain
A, B, C	IPR004244	Transposase, L1	Family
A, B, C	IPR042566	L1 transposable element, C-terminal domain	Homologous Superfamily
A, B, C	IPR035300	L1 transposable element, dsRBD-like 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.