2L0I

Solution structure of Rtt103 CTD-interacting domain bound to a Ser2 phosphorylated CTD peptide

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	ENTH/VHS domain-like	8053995	3000164	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)
A	CTD_bind	e2l0iA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: CTD_bind	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.25.40.90	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF04818	CID domain (CID)	CID domain	-	Repeat
B	PF05001	RNA polymerase Rpb1 C-terminal repeat (RNA_pol_Rpb1_R)	RNA polymerase Rpb1 C-terminal repeat	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Regulator of Ty1 transposition protein 103	DNA binding binding nucleic acid binding phosphoprotein binding basal transcription machinery binding RNA polymerase binding RNA polymerase II C-terminal domain binding enzyme binding RNA polymerase II C-terminal domain phosphoserine binding protein binding RNA polymerase II complex binding basal RNA polymerase II transcription machinery binding RNA polymerase core enzyme binding phosphoserine residue binding DNA binding binding nucleic acid binding phosphoprotein binding basal transcription machinery binding RNA polymerase binding RNA polymerase II C-terminal domain binding enzyme binding RNA polymerase II C-terminal domain phosphoserine binding protein binding RNA polymerase II complex binding basal RNA polymerase II transcription machinery binding RNA polymerase core enzyme binding phosphoserine residue binding protein phosphorylated amino acid binding	mRNA 3'-end processing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process mRNA processing mRNA metabolic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process biosynthetic process RNA 3'-end processing mRNA 3'-end processing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process mRNA processing mRNA metabolic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process biosynthetic process RNA 3'-end processing metabolic process cellular process RNA processing macromolecule metabolic process regulation of cellular process negative regulation of biological process cellular component organization chromatin organization negative regulation of cellular process chromatin remodeling cellular component organization or biogenesis negative regulation of macromolecule metabolic process retrotransposition regulation of biosynthetic process regulation of biological process epigenetic regulation of gene expression negative regulation of metabolic process biological regulation regulation of macromolecule metabolic process transposition regulation of gene expression negative regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process transposable element silencing negative regulation of gene expression, epigenetic regulation of macromolecule biosynthetic process regulation of metabolic process	intracellular organelle site of double-strand break cellular anatomical structure intracellular anatomical structure organelle membraneless organelle site of DNA damage intracellular membraneless organelle chromosome chromatin membrane-bounded organelle nucleus intracellular membrane-bounded organelle
B	DNA-directed RNA polymerase	DNA binding binding nucleic acid binding cation binding ion binding metal ion binding small molecule binding	RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process transcription by RNA polymerase II biosynthetic process metabolic process cellular process RNA metabolic process primary metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process transcription by RNA polymerase II biosynthetic process metabolic process cellular process macromolecule metabolic process translesion synthesis cellular response to stimulus postreplication repair response to stimulus DNA metabolic process DNA synthesis involved in DNA repair cellular response to stress DNA damage response response to stress DNA biosynthetic process DNA repair RNA-templated transcription DNA-templated transcription initiation transcription initiation at RNA polymerase II promoter transcription elongation by RNA polymerase II DNA-templated transcription elongation	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle cytoplasmic ribonucleoprotein granule intracellular membraneless organelle ribonucleoprotein granule membraneless organelle supramolecular complex cytoplasmic stress granule membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle cytoplasmic ribonucleoprotein granule intracellular membraneless organelle ribonucleoprotein granule membraneless organelle supramolecular complex cytoplasmic stress granule RNA polymerase II, holoenzyme protein-containing complex nucleus membrane-enclosed lumen nuclear protein-containing complex transferase complex intracellular organelle lumen nucleoplasm RNA polymerase II, core complex catalytic complex transferase complex, transferring phosphorus-containing groups nuclear DNA-directed RNA polymerase complex organelle lumen RNA polymerase complex DNA-directed RNA polymerase complex intracellular protein-containing complex nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR006569	CID domain	Domain
A	IPR008942	ENTH/VHS	Homologous Superfamily
A	IPR047883	Regulator of Ty1 transposition protein 103-like, CID domain	Domain
B	IPR007081	RNA polymerase Rpb1, domain 5	Domain
B	IPR045867	DNA-directed RNA polymerase, subunit beta-prime	Family
B	IPR007075	RNA polymerase Rpb1, domain 6	Domain
B	IPR000684	RNA polymerase II, heptapeptide repeat, eukaryotic	Repeat
B	IPR007083	RNA polymerase Rpb1, domain 4	Domain
B	IPR044893	RNA polymerase Rpb1, clamp domain superfamily	Homologous Superfamily
B	IPR006592	RNA polymerase, N-terminal	Domain
B	IPR007066	RNA polymerase Rpb1, domain 3	Domain
B	IPR007073	RNA polymerase Rpb1, domain 7	Domain
B	IPR042102	RNA polymerase Rpb1, domain 3 superfamily	Homologous Superfamily
B	IPR038593	RNA polymerase Rpb1, domain 7 superfamily	Homologous Superfamily
B	IPR000722	RNA polymerase, alpha subunit	Domain
B	IPR038120	RNA polymerase Rpb1, funnel domain superfamily	Homologous Superfamily
B	IPR007080	RNA polymerase Rpb1, domain 1	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
B	SEP	Parent Component: SER RESID: AA0037 PSI-MOD : O-phospho-L-serine MOD:00046

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.